diff --git a/cmd/tools/vast/vast.v b/cmd/tools/vast/vast.v
index 484dc8c37a..1230322173 100644
--- a/cmd/tools/vast/vast.v
+++ b/cmd/tools/vast/vast.v
@@ -294,8 +294,8 @@ fn (t Tree) mod(node ast.Module) &Node {
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add('short_name', t.string_node(node.short_name))
 	obj.add_terse('attrs', t.array_node_attr(node.attrs))
-	obj.add('pos', t.position(node.pos))
-	obj.add('name_pos', t.position(node.name_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('name_pos', t.pos(node.name_pos))
 	obj.add_terse('is_skipped', t.bool_node(node.is_skipped))
 	return obj
 }
@@ -327,7 +327,7 @@ fn (t Tree) scope_struct_field(node ast.ScopeStructField) &Node {
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('orig_type', t.type_node(node.orig_type))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('smartcasts', t.array_node_type(node.smartcasts))
 	return obj
 }
@@ -365,7 +365,7 @@ fn (t Tree) errors(errors []errors.Error) &Node {
 		obj := new_object()
 		obj.add_terse('message', t.string_node(e.message))
 		obj.add_terse('file_path', t.string_node(e.file_path))
-		obj.add('pos', t.position(e.pos))
+		obj.add('pos', t.pos(e.pos))
 		obj.add_terse('backtrace', t.string_node(e.backtrace))
 		obj.add_terse('reporter', t.enum_node(e.reporter))
 		errs.add_item(obj)
@@ -379,7 +379,7 @@ fn (t Tree) warnings(warnings []errors.Warning) &Node {
 		mut obj := new_object()
 		obj.add('message', t.string_node(w.message))
 		obj.add('file_path', t.string_node(w.file_path))
-		obj.add('pos', t.position(w.pos))
+		obj.add('pos', t.pos(w.pos))
 		obj.add('reporter', t.enum_node(w.reporter))
 		warns.add_item(obj)
 	}
@@ -392,7 +392,7 @@ fn (t Tree) notices(notices []errors.Notice) &Node {
 		mut obj := new_object()
 		obj.add('message', t.string_node(n.message))
 		obj.add('file_path', t.string_node(n.file_path))
-		obj.add('pos', t.position(n.pos))
+		obj.add('pos', t.pos(n.pos))
 		obj.add('reporter', t.enum_node(n.reporter))
 		notice_array.add_item(obj)
 	}
@@ -449,21 +449,21 @@ fn (t Tree) import_module(node ast.Import) &Node {
 	obj.add_terse('syms', t.array_node_import_symbol(node.syms))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add('next_comments', t.array_node_comment(node.next_comments))
-	obj.add('pos', t.position(node.pos))
-	obj.add('mod_pos', t.position(node.mod_pos))
-	obj.add('alias_pos', t.position(node.alias_pos))
-	obj.add('syms_pos', t.position(node.syms_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('mod_pos', t.pos(node.mod_pos))
+	obj.add('alias_pos', t.pos(node.alias_pos))
+	obj.add('syms_pos', t.pos(node.syms_pos))
 	return obj
 }
 
 fn (t Tree) import_symbol(node ast.ImportSymbol) &Node {
 	mut obj := new_object()
 	obj.add_terse('name', t.string_node(node.name))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
-fn (t Tree) position(p token.Position) &Node {
+fn (t Tree) pos(p token.Pos) &Node {
 	mut obj := new_object()
 	obj.add('line_nr', t.number_node(p.line_nr))
 	obj.add('last_line', t.number_node(p.last_line))
@@ -478,7 +478,7 @@ fn (t Tree) comment(node ast.Comment) &Node {
 	obj.add('text', t.string_node(node.text))
 	obj.add('is_multi', t.bool_node(node.is_multi))
 	obj.add('is_inline', t.bool_node(node.is_inline))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -490,7 +490,7 @@ fn (t Tree) const_decl(node ast.ConstDecl) &Node {
 	obj.add_terse('fields', t.array_node_const_field(node.fields))
 	obj.add_terse('attrs', t.array_node_attr(node.attrs))
 	obj.add('end_comments', t.array_node_comment(node.end_comments))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -505,7 +505,7 @@ fn (t Tree) const_field(node ast.ConstField) &Node {
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add('comptime_expr_value', t.comptime_expr_value(node.comptime_expr_value))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -542,9 +542,9 @@ fn (t Tree) fn_decl(node ast.FnDecl) &Node {
 	obj.add('is_keep_alive', t.bool_node(node.is_keep_alive))
 	obj.add_terse('is_unsafe', t.bool_node(node.is_unsafe))
 	obj.add_terse('receiver', t.struct_field(node.receiver))
-	obj.add('receiver_pos', t.position(node.receiver_pos))
+	obj.add('receiver_pos', t.pos(node.receiver_pos))
 	obj.add_terse('is_method', t.bool_node(node.is_method))
-	obj.add('method_type_pos', t.position(node.method_type_pos))
+	obj.add('method_type_pos', t.pos(node.method_type_pos))
 	obj.add('method_idx', t.number_node(node.method_idx))
 	obj.add_terse('rec_mut', t.bool_node(node.rec_mut))
 	obj.add('rec_share', t.enum_node(node.rec_share))
@@ -554,9 +554,9 @@ fn (t Tree) fn_decl(node ast.FnDecl) &Node {
 	obj.add('is_builtin', t.bool_node(node.is_builtin))
 	obj.add('is_direct_arr', t.bool_node(node.is_direct_arr))
 	obj.add('ctdefine_idx', t.number_node(node.ctdefine_idx))
-	obj.add('pos', t.position(node.pos))
-	obj.add('body_pos', t.position(node.body_pos))
-	obj.add('return_type_pos', t.position(node.return_type_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('body_pos', t.pos(node.body_pos))
+	obj.add('return_type_pos', t.pos(node.return_type_pos))
 	obj.add('file', t.string_node(node.file))
 	obj.add('has_return', t.bool_node(node.has_return))
 	obj.add('should_be_skipped', t.bool_node(node.should_be_skipped))
@@ -598,7 +598,7 @@ fn (t Tree) struct_decl(node ast.StructDecl) &Node {
 	obj.add('module_pos', t.number_node(node.module_pos))
 	obj.add_terse('language', t.enum_node(node.language))
 	obj.add_terse('is_union', t.bool_node(node.is_union))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('fields', t.array_node_struct_field(node.fields))
 	obj.add_terse('generic_types', t.array_node_type(node.generic_types))
 	obj.add_terse('attrs', t.array_node_attr(node.attrs))
@@ -612,7 +612,7 @@ fn (t Tree) struct_field(node ast.StructField) &Node {
 	obj.add_terse('ast_type', t.string_node('StructField'))
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('type_pos', t.position(node.type_pos))
+	obj.add('type_pos', t.pos(node.type_pos))
 	obj.add_terse('has_default_expr', t.bool_node(node.has_default_expr))
 	obj.add_terse('default_expr_typ', t.type_node(node.default_expr_typ))
 	obj.add_terse('default_expr', t.expr(node.default_expr))
@@ -622,14 +622,14 @@ fn (t Tree) struct_field(node ast.StructField) &Node {
 	obj.add_terse('is_volatile', t.bool_node(node.is_volatile))
 	obj.add_terse('attrs', t.array_node_attr(node.attrs))
 	obj.add('comments', t.array_node_comment(node.comments))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
 fn (t Tree) embed(node ast.Embed) &Node {
 	mut obj := new_object()
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	return obj
 }
@@ -641,7 +641,7 @@ fn (t Tree) enum_decl(node ast.EnumDecl) &Node {
 	obj.add_terse('is_pub', t.bool_node(node.is_pub))
 	obj.add_terse('is_flag', t.bool_node(node.is_flag))
 	obj.add_terse('is_multi_allowed', t.bool_node(node.is_multi_allowed))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('fields', t.array_node_enum_field(node.fields))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add_terse('attrs', t.array_node_attr(node.attrs))
@@ -654,7 +654,7 @@ fn (t Tree) enum_field(node ast.EnumField) &Node {
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('has_expr', t.bool_node(node.has_expr))
 	obj.add_terse('expr', t.expr(node.expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add('next_comments', t.array_node_comment(node.next_comments))
 	return obj
@@ -671,9 +671,9 @@ fn (t Tree) interface_decl(node ast.InterfaceDecl) &Node {
 	obj.add_terse('methods', t.array_node_fn_decl(node.methods))
 	obj.add_terse('fields', t.array_node_struct_field(node.fields))
 	obj.add('pre_comments', t.array_node_comment(node.pre_comments))
-	obj.add('name_pos', t.position(node.name_pos))
+	obj.add('name_pos', t.pos(node.name_pos))
 	obj.add_terse('language', t.enum_node(node.language))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('are_ifaces_expanded', t.bool_node(node.are_ifaces_expanded))
 	obj.add_terse('ifaces', t.array_node_interface_embedding(node.ifaces))
 	obj.add_terse('attrs', t.array_node_attr(node.attrs))
@@ -685,7 +685,7 @@ fn (t Tree) interface_embedding(node ast.InterfaceEmbedding) &Node {
 	obj.add_terse('ast_type', t.string_node('InterfaceEmbedding'))
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	return obj
 }
@@ -714,7 +714,7 @@ fn (t Tree) hash_stmt(node ast.HashStmt) &Node {
 	obj.add_terse('msg', t.string_node(node.msg))
 	obj.add_terse('ct_conds', t.array_node_expr(node.ct_conds))
 	obj.add_terse('source_file', t.string_node(node.source_file))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -724,8 +724,8 @@ fn (t Tree) comptime_for(node ast.ComptimeFor) &Node {
 	obj.add_terse('val_var', t.string_node(node.val_var))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('kind', t.enum_node(node.kind))
-	obj.add('pos', t.position(node.pos))
-	obj.add('typ_pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('typ_pos', t.pos(node.pos))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	return obj
 }
@@ -734,7 +734,7 @@ fn (t Tree) global_decl(node ast.GlobalDecl) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('GlobalDecl'))
 	obj.add_terse('mod', t.string_node(node.mod))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('is_block', t.bool_node(node.is_block))
 	obj.add_terse('fields', t.array_node_global_field(node.fields))
 	obj.add('end_comments', t.array_node_comment(node.end_comments))
@@ -751,8 +751,8 @@ fn (t Tree) global_field(node ast.GlobalField) &Node {
 	obj.add_terse('has_expr', t.bool_node(node.has_expr))
 	obj.add_terse('is_markused', t.bool_node(node.is_markused))
 	obj.add('comments', t.array_node_comment(node.comments))
-	obj.add('pos', t.position(node.pos))
-	obj.add('typ_pos', t.position(node.typ_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('typ_pos', t.pos(node.typ_pos))
 	return obj
 }
 
@@ -763,7 +763,7 @@ fn (t Tree) defer_stmt(node ast.DeferStmt) &Node {
 	obj.add_terse('defer_vars', t.array_node_ident(node.defer_vars))
 	obj.add_terse('ifdef', t.string_node(node.ifdef))
 	obj.add('idx_in_fn', t.number_node(node.idx_in_fn))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -782,7 +782,7 @@ fn (t Tree) alias_type_decl(node ast.AliasTypeDecl) &Node {
 	obj.add_terse('is_pub', t.bool_node(node.is_pub))
 	obj.add_terse('parent_type', t.type_node(node.parent_type))
 	obj.add('comments', t.array_node_comment(node.comments))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -791,7 +791,7 @@ fn (t Tree) sum_type_decl(node ast.SumTypeDecl) &Node {
 	obj.add_terse('ast_type', t.string_node('SumTypeDecl'))
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('is_pub', t.bool_node(node.is_pub))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('generic_types', t.array_node_type(node.generic_types))
 	obj.add('comments', t.array_node_comment(node.comments))
@@ -805,7 +805,7 @@ fn (t Tree) fn_type_decl(node ast.FnTypeDecl) &Node {
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('is_pub', t.bool_node(node.is_pub))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	return obj
 }
@@ -823,7 +823,7 @@ fn (t Tree) goto_label(node ast.GotoLabel) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('GotoLabel'))
 	obj.add_terse('name', t.string_node(node.name))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -831,7 +831,7 @@ fn (t Tree) goto_stmt(node ast.GotoStmt) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('GotoStmt'))
 	obj.add_terse('name', t.string_node(node.name))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -847,7 +847,7 @@ fn (t Tree) assign_stmt(node ast.AssignStmt) &Node {
 	obj.add_terse('is_volatile', t.bool_node(node.is_volatile))
 	obj.add_terse('is_simple', t.bool_node(node.is_simple))
 	obj.add_terse('has_cross_var', t.bool_node(node.has_cross_var))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add('end_comments', t.array_node_comment(node.end_comments))
 	return obj
@@ -872,7 +872,7 @@ fn (t Tree) var(node ast.Var) &Node {
 	obj.add('is_auto_heap', t.bool_node(node.is_auto_heap))
 	obj.add('is_stack_obj', t.bool_node(node.is_stack_obj))
 	obj.add_terse('share', t.enum_node(node.share))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('smartcasts', t.array_node_type(node.smartcasts))
 	return obj
 }
@@ -882,7 +882,7 @@ fn (t Tree) return_(node ast.Return) &Node {
 	obj.add_terse('ast_type', t.string_node('Return'))
 	obj.add_terse('exprs', t.array_node_expr(node.exprs))
 	obj.add_terse('types', t.array_node_type(node.types))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -897,7 +897,7 @@ fn (t Tree) for_c_stmt(node ast.ForCStmt) &Node {
 	obj.add_terse('inc', t.stmt(node.inc))
 	obj.add_terse('is_multi', t.bool_node(node.is_multi))
 	obj.add_terse('label', t.string_node(node.label))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('scope', t.number_node(int(node.scope)))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	return obj
@@ -909,7 +909,7 @@ fn (t Tree) for_stmt(node ast.ForStmt) &Node {
 	obj.add_terse('cond', t.expr(node.cond))
 	obj.add_terse('is_inf', t.bool_node(node.is_inf))
 	obj.add_terse('label', t.string_node(node.label))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('scope', t.number_node(int(node.scope)))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	return obj
@@ -929,7 +929,7 @@ fn (t Tree) for_in_stmt(node ast.ForInStmt) &Node {
 	obj.add_terse('kind', t.enum_node(node.kind))
 	obj.add_terse('val_is_mut', t.bool_node(node.val_is_mut))
 	obj.add_terse('label', t.string_node(node.label))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('scope', t.number_node(int(node.scope)))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	return obj
@@ -940,7 +940,7 @@ fn (t Tree) branch_stmt(node ast.BranchStmt) &Node {
 	obj.add_terse('ast_type', t.string_node('BranchStmt'))
 	obj.add_terse('kind', t.token_node(node.kind))
 	obj.add_terse('label', t.string_node(node.label))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -949,7 +949,7 @@ fn (t Tree) assert_stmt(node ast.AssertStmt) &Node {
 	obj.add_terse('ast_type', t.string_node('AssertStmt'))
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add_terse('is_used', t.bool_node(node.is_used))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -958,7 +958,7 @@ fn (t Tree) block(node ast.Block) &Node {
 	obj.add_terse('ast_type', t.string_node('Block'))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	obj.add_terse('is_unsafe', t.bool_node(node.is_unsafe))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -973,12 +973,12 @@ fn (t Tree) comptime_call(node ast.ComptimeCall) &Node {
 	obj.add_terse('has_parens', t.bool_node(node.has_parens))
 	obj.add_terse('is_embed', t.bool_node(node.is_embed))
 	obj.add_terse('embed_file', t.embed_file(node.embed_file))
-	obj.add('method_pos', t.position(node.method_pos))
+	obj.add('method_pos', t.pos(node.method_pos))
 	obj.add_terse('left_type', t.type_node(node.left_type))
 	obj.add_terse('result_type', t.type_node(node.result_type))
 	obj.add('scope', t.scope(node.scope))
 	obj.add_terse('env_value', t.string_node(node.env_value))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('args', t.array_node_call_arg(node.args))
 	return obj
 }
@@ -991,7 +991,7 @@ fn (t Tree) comptime_selector(node ast.ComptimeSelector) &Node {
 	obj.add_terse('field_expr', t.expr(node.field_expr))
 	obj.add_terse('left_type', t.type_node(node.left_type))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1001,7 +1001,7 @@ fn (t Tree) expr_stmt(node ast.ExprStmt) &Node {
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('is_expr', t.bool_node(node.is_expr))
 	obj.add_terse('expr', t.expr(node.expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	return obj
 }
@@ -1167,7 +1167,7 @@ fn (t Tree) integer_literal(node ast.IntegerLiteral) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('IntegerLiteral'))
 	obj.add_terse('val', t.string_node(node.val))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1175,7 +1175,7 @@ fn (t Tree) float_literal(node ast.FloatLiteral) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('FloatLiteral'))
 	obj.add_terse('val', t.string_node(node.val))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1185,7 +1185,7 @@ fn (t Tree) string_literal(node ast.StringLiteral) &Node {
 	obj.add_terse('val', t.string_node(node.val))
 	obj.add_terse('is_raw', t.bool_node(node.is_raw))
 	obj.add_terse('language', t.enum_node(node.language))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1193,7 +1193,7 @@ fn (t Tree) char_literal(node ast.CharLiteral) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('CharLiteral'))
 	obj.add_terse('val', t.string_node(node.val))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1201,7 +1201,7 @@ fn (t Tree) bool_literal(node ast.BoolLiteral) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('BoolLiteral'))
 	obj.add_terse('val', t.bool_node(node.val))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1218,7 +1218,7 @@ fn (t Tree) string_inter_literal(node ast.StringInterLiteral) &Node {
 	obj.add_terse('fmt_poss', t.array_node_position(node.fmt_poss))
 	obj.add_terse('fmts', t.array_node_byte(node.fmts))
 	obj.add_terse('need_fmts', t.array_node_bool(node.need_fmts))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1229,7 +1229,7 @@ fn (t Tree) enum_val(node ast.EnumVal) &Node {
 	obj.add_terse('mod', t.string_node(node.mod))
 	obj.add_terse('val', t.string_node(node.val))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1240,7 +1240,7 @@ fn (t Tree) assoc(node ast.Assoc) &Node {
 	obj.add_terse('fields', t.array_node_string(node.fields))
 	obj.add_terse('exprs', t.array_node_expr(node.exprs))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('scope', t.number_node(int(node.scope)))
 	return obj
 }
@@ -1249,7 +1249,7 @@ fn (t Tree) at_expr(node ast.AtExpr) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('AtExpr'))
 	obj.add_terse('name', t.string_node(node.name))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('kind', t.enum_node(node.kind))
 	obj.add_terse('val', t.string_node(node.val))
 	return obj
@@ -1265,7 +1265,7 @@ fn (t Tree) cast_expr(node ast.CastExpr) &Node {
 	obj.add_terse('arg', t.expr(node.arg))
 	obj.add_terse('expr_type', t.type_node(node.expr_type))
 	obj.add_terse('expr', t.expr(node.expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1275,7 +1275,7 @@ fn (t Tree) as_cast(node ast.AsCast) &Node {
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('expr_type', t.type_node(node.expr_type))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1283,7 +1283,7 @@ fn (t Tree) type_expr(node ast.TypeNode) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('TypeNode'))
 	obj.add_terse('typ', t.type_node(node.typ))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1293,7 +1293,7 @@ fn (t Tree) size_of(node ast.SizeOf) &Node {
 	obj.add_terse('is_type', t.bool_node(node.is_type))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('expr', t.expr(node.expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1303,7 +1303,7 @@ fn (t Tree) is_ref_type(node ast.IsRefType) &Node {
 	obj.add_terse('is_type', t.bool_node(node.is_type))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('expr', t.expr(node.expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1315,7 +1315,7 @@ fn (t Tree) prefix_expr(node ast.PrefixExpr) &Node {
 	obj.add_terse('right_type', t.type_node(node.right_type))
 	obj.add_terse('or_block', t.or_expr(node.or_block))
 	obj.add_terse('is_option', t.bool_node(node.is_option))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1334,7 +1334,7 @@ fn (t Tree) infix_expr(node ast.InfixExpr) &Node {
 	obj.add_terse('ct_left_value', t.comptime_expr_value(node.ct_left_value))
 	obj.add_terse('ct_right_value_evaled', t.bool_node(node.ct_right_value_evaled))
 	obj.add_terse('ct_right_value', t.comptime_expr_value(node.ct_right_value))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1347,7 +1347,7 @@ fn (t Tree) index_expr(node ast.IndexExpr) &Node {
 	obj.add_terse('is_setter', t.bool_node(node.is_setter))
 	obj.add_terse('is_direct', t.bool_node(node.is_direct))
 	obj.add_terse('or_expr', t.or_expr(node.or_expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1357,7 +1357,7 @@ fn (t Tree) postfix_expr(node ast.PostfixExpr) &Node {
 	obj.add_terse('op', t.token_node(node.op))
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add('auto_locked', t.string_node(node.auto_locked))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1372,7 +1372,7 @@ fn (t Tree) selector_expr(node ast.SelectorExpr) &Node {
 	obj.add_terse('gkind_field', t.enum_node(node.gkind_field))
 	obj.add_terse('from_embed_types', t.array_node_type(node.from_embed_types))
 	obj.add_terse('next_token', t.token_node(node.next_token))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('scope', t.number_node(int(node.scope)))
 	return obj
 }
@@ -1384,7 +1384,7 @@ fn (t Tree) range_expr(node ast.RangeExpr) &Node {
 	obj.add_terse('high', t.expr(node.high))
 	obj.add_terse('has_high', t.bool_node(node.has_high))
 	obj.add_terse('has_low', t.bool_node(node.has_low))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1398,7 +1398,7 @@ fn (t Tree) if_expr(node ast.IfExpr) &Node {
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add_terse('has_else', t.bool_node(node.has_else))
 	obj.add_terse('is_expr', t.bool_node(node.is_expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('post_comments', t.array_node_comment(node.post_comments))
 	return obj
 }
@@ -1407,8 +1407,8 @@ fn (t Tree) if_branch(node ast.IfBranch) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('IfBranch'))
 	obj.add_terse('cond', t.expr(node.cond))
-	obj.add('pos', t.position(node.pos))
-	obj.add('body_pos', t.position(node.body_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('body_pos', t.pos(node.body_pos))
 	obj.add_terse('pkg_exist', t.bool_node(node.pkg_exist))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	obj.add('scope', t.number_node(int(node.scope)))
@@ -1427,8 +1427,8 @@ fn (t Tree) ident(node ast.Ident) &Node {
 	obj.add_terse('tok_kind', t.token_node(node.tok_kind))
 	obj.add_terse('kind', t.enum_node(node.kind))
 	obj.add_terse('info', t.ident_info(node.info))
-	obj.add('pos', t.position(node.pos))
-	obj.add('mut_pos', t.position(node.mut_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('mut_pos', t.pos(node.mut_pos))
 	obj.add('obj', t.scope_object(node.obj))
 	obj.add('scope', t.number_node(int(node.scope)))
 	return obj
@@ -1481,11 +1481,11 @@ fn (t Tree) call_expr(node ast.CallExpr) &Node {
 	obj.add_terse('expected_arg_types', t.array_node_type(node.expected_arg_types))
 	obj.add_terse('concrete_types', t.array_node_type(node.concrete_types))
 	obj.add_terse('or_block', t.or_expr(node.or_block))
-	obj.add('concrete_list_pos', t.position(node.concrete_list_pos))
+	obj.add('concrete_list_pos', t.pos(node.concrete_list_pos))
 	obj.add_terse('from_embed_types', t.array_node_type(node.from_embed_types))
 	obj.add('comments', t.array_node_comment(node.comments))
-	obj.add('pos', t.position(node.pos))
-	obj.add('name_pos', t.position(node.name_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('name_pos', t.pos(node.name_pos))
 	return obj
 }
 
@@ -1497,7 +1497,7 @@ fn (t Tree) call_arg(node ast.CallArg) &Node {
 	obj.add_terse('share', t.enum_node(node.share))
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add('is_tmp_autofree', t.bool_node(node.is_tmp_autofree))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add('comments', t.array_node_comment(node.comments))
 	return obj
 }
@@ -1507,7 +1507,7 @@ fn (t Tree) or_expr(node ast.OrExpr) &Node {
 	obj.add_terse('ast_type', t.string_node('OrExpr'))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	obj.add_terse('kind', t.enum_node(node.kind))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1520,8 +1520,8 @@ fn (t Tree) struct_init(node ast.StructInit) &Node {
 	obj.add_terse('has_update_expr', t.bool_node(node.has_update_expr))
 	obj.add_terse('update_expr', t.expr(node.update_expr))
 	obj.add_terse('update_expr_type', t.type_node(node.update_expr_type))
-	obj.add('pos', t.position(node.pos))
-	obj.add('name_pos', t.position(node.name_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('name_pos', t.pos(node.name_pos))
 	obj.add('update_expr_comments', t.array_node_comment(node.update_expr_comments))
 	obj.add_terse('fields', t.array_node_struct_init_field(node.fields))
 	obj.add_terse('embeds', t.array_node_struct_init_embed(node.embeds))
@@ -1539,8 +1539,8 @@ fn (t Tree) struct_init_field(node ast.StructInitField) &Node {
 	obj.add_terse('parent_type', t.type_node(node.parent_type))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add('next_comments', t.array_node_comment(node.next_comments))
-	obj.add('pos', t.position(node.pos))
-	obj.add('name_pos', t.position(node.name_pos))
+	obj.add('pos', t.pos(node.pos))
+	obj.add('name_pos', t.pos(node.name_pos))
 	return obj
 }
 
@@ -1553,7 +1553,7 @@ fn (t Tree) struct_init_embed(node ast.StructInitEmbed) &Node {
 	obj.add_terse('expected_type', t.type_node(node.expected_type))
 	obj.add('comments', t.array_node_comment(node.comments))
 	obj.add('next_comments', t.array_node_comment(node.next_comments))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1565,7 +1565,7 @@ fn (t Tree) array_init(node ast.ArrayInit) &Node {
 	obj.add_terse('exprs', t.array_node_expr(node.exprs))
 	obj.add('ecmnts', t.two_dimension_comment(node.ecmnts))
 	obj.add('pre_cmnts', t.array_node_comment(node.pre_cmnts))
-	obj.add('elem_type_pos', t.position(node.elem_type_pos))
+	obj.add('elem_type_pos', t.pos(node.elem_type_pos))
 	obj.add_terse('is_fixed', t.bool_node(node.is_fixed))
 	obj.add_terse('has_val', t.bool_node(node.has_val))
 	obj.add_terse('mod', t.string_node(node.mod))
@@ -1577,7 +1577,7 @@ fn (t Tree) array_init(node ast.ArrayInit) &Node {
 	obj.add_terse('has_default', t.bool_node(node.has_default))
 	obj.add_terse('has_it', t.bool_node(node.has_it))
 	obj.add_terse('expr_types', t.array_node_type(node.expr_types))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1591,14 +1591,14 @@ fn (t Tree) map_init(node ast.MapInit) &Node {
 	obj.add_terse('vals', t.array_node_expr(node.vals))
 	obj.add('comments', t.two_dimension_comment(node.comments))
 	obj.add('pre_cmnts', t.array_node_comment(node.pre_cmnts))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
 fn (t Tree) none_expr(node ast.None) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('None'))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1606,7 +1606,7 @@ fn (t Tree) par_expr(node ast.ParExpr) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('ParExpr'))
 	obj.add_terse('expr', t.expr(node.expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1624,7 +1624,7 @@ fn (t Tree) if_guard_var(node ast.IfGuardVar) &Node {
 	obj.add_terse('ast_type', t.string_node('IfGuardVar'))
 	obj.add_terse('name', t.string_node(node.name))
 	obj.add_terse('is_mut', t.bool_node(node.is_mut))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1638,7 +1638,7 @@ fn (t Tree) match_expr(node ast.MatchExpr) &Node {
 	obj.add_terse('expected_type', t.type_node(node.expected_type))
 	obj.add_terse('is_sum_type', t.bool_node(node.is_sum_type))
 	obj.add_terse('is_expr', t.bool_node(node.is_expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('branches', t.array_node_match_branch(node.branches))
 	obj.add('comments', t.array_node_comment(node.comments))
 	return obj
@@ -1650,9 +1650,9 @@ fn (t Tree) match_branch(node ast.MatchBranch) &Node {
 	obj.add('ecmnts', t.two_dimension_comment(node.ecmnts))
 	obj.add_terse('stmts', t.array_node_stmt(node.stmts))
 	obj.add_terse('is_else', t.bool_node(node.is_else))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('post_comments', t.array_node_comment(node.post_comments))
-	obj.add('branch_pos', t.position(node.branch_pos))
+	obj.add('branch_pos', t.pos(node.branch_pos))
 	obj.add_terse('exprs', t.array_node_expr(node.exprs))
 	obj.add('scope', t.number_node(int(node.scope)))
 	return obj
@@ -1663,7 +1663,7 @@ fn (t Tree) concat_expr(node ast.ConcatExpr) &Node {
 	obj.add_terse('ast_type', t.string_node('ConcatExpr'))
 	obj.add_terse('vals', t.array_node_expr(node.vals))
 	obj.add_terse('return_type', t.type_node(node.return_type))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1672,7 +1672,7 @@ fn (t Tree) type_of(node ast.TypeOf) &Node {
 	obj.add_terse('ast_type', t.string_node('TypeOf'))
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add_terse('expr_type', t.type_node(node.expr_type))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1681,7 +1681,7 @@ fn (t Tree) likely(node ast.Likely) &Node {
 	obj.add_terse('ast_type', t.string_node('Likely'))
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add_terse('is_likely', t.bool_node(node.is_likely))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1698,7 +1698,7 @@ fn (t Tree) sql_expr(node ast.SqlExpr) &Node {
 	obj.add_terse('order_expr', t.expr(node.order_expr))
 	obj.add_terse('has_desc', t.bool_node(node.has_desc))
 	obj.add_terse('is_array', t.bool_node(node.is_array))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('has_limit', t.bool_node(node.has_limit))
 	obj.add_terse('limit_expr', t.expr(node.limit_expr))
 	obj.add_terse('has_offset', t.bool_node(node.has_offset))
@@ -1716,7 +1716,7 @@ fn (t Tree) sql_stmt(node ast.SqlStmt) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('SqlStmt'))
 	obj.add_terse('db_expr', t.expr(node.db_expr))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('lines', t.array_node_sql_stmt_line(node.lines))
 	return obj
 }
@@ -1731,7 +1731,7 @@ fn (t Tree) sql_stmt_line(node ast.SqlStmtLine) &Node {
 	obj.add_terse('fields', t.array_node_struct_field(node.fields))
 	obj.add_terse('updated_columns', t.array_node_string(node.updated_columns))
 	obj.add_terse('update_exprs', t.array_node_expr(node.update_exprs))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 
 	sub_struct_map := new_object()
 	for key, val in node.sub_structs {
@@ -1746,7 +1746,7 @@ fn (t Tree) lock_expr(expr ast.LockExpr) &Node {
 	obj.add_terse('ast_type', t.string_node('LockExpr'))
 	obj.add_terse('is_expr', t.bool_node(expr.is_expr))
 	obj.add_terse('typ', t.type_node(expr.typ))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	obj.add_terse('stmts', t.array_node_stmt(expr.stmts))
 	obj.add_terse('lockeds', t.array_node_expr(expr.lockeds))
 	obj.add_terse('r_lock', t.array_node_bool(expr.is_rlock))
@@ -1757,7 +1757,7 @@ fn (t Tree) unsafe_expr(expr ast.UnsafeExpr) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('UnsafeExpr'))
 	obj.add_terse('expr', t.expr(expr.expr))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1768,7 +1768,7 @@ fn (t Tree) chan_init(expr ast.ChanInit) &Node {
 	obj.add_terse('cap_expr', t.expr(expr.cap_expr))
 	obj.add_terse('typ', t.type_node(expr.typ))
 	obj.add_terse('elem_type', t.type_node(expr.elem_type))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1779,7 +1779,7 @@ fn (t Tree) select_expr(expr ast.SelectExpr) &Node {
 	obj.add_terse('is_expr', t.bool_node(expr.is_expr))
 	obj.add_terse('has_exception', t.bool_node(expr.has_exception))
 	obj.add_terse('expected_type', t.type_node(expr.expected_type))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1788,7 +1788,7 @@ fn (t Tree) select_branch(expr ast.SelectBranch) &Node {
 	obj.add_terse('ast_type', t.string_node('SelectBranch'))
 	obj.add_terse('stmt', t.stmt(expr.stmt))
 	obj.add_terse('stmts', t.array_node_stmt(expr.stmts))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	obj.add('comment', t.comment(expr.comment))
 	obj.add_terse('is_else', t.bool_node(expr.is_else))
 	obj.add_terse('is_timeout', t.bool_node(expr.is_timeout))
@@ -1802,7 +1802,7 @@ fn (t Tree) array_decompose(expr ast.ArrayDecompose) &Node {
 	obj.add_terse('expr', t.expr(expr.expr))
 	obj.add_terse('expr_type', t.type_node(expr.expr_type))
 	obj.add_terse('arg_type', t.type_node(expr.arg_type))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1811,7 +1811,7 @@ fn (t Tree) go_expr(expr ast.GoExpr) &Node {
 	obj.add_terse('ast_type', t.string_node('GoExpr'))
 	obj.add_terse('call_expr', t.call_expr(expr.call_expr))
 	obj.add_terse('is_expr', t.bool_node(expr.is_expr))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1820,7 +1820,7 @@ fn (t Tree) offset_of(expr ast.OffsetOf) &Node {
 	obj.add_terse('ast_type', t.string_node('OffsetOf'))
 	obj.add_terse('struct_type', t.type_node(expr.struct_type))
 	obj.add_terse('field', t.string_node('field'))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1829,7 +1829,7 @@ fn (t Tree) dump_expr(expr ast.DumpExpr) &Node {
 	obj.add_terse('ast_type', t.string_node('DumpExpr'))
 	obj.add_terse('expr', t.expr(expr.expr))
 	obj.add_terse('expr_type', t.type_node(expr.expr_type))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1837,7 +1837,7 @@ fn (t Tree) node_error(expr ast.NodeError) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('NodeError'))
 	obj.add_terse('idx', t.number_node(expr.idx))
-	obj.add('pos', t.position(expr.pos))
+	obj.add('pos', t.pos(expr.pos))
 	return obj
 }
 
@@ -1851,7 +1851,7 @@ fn (t Tree) empty_expr(expr ast.EmptyExpr) &Node {
 fn (t Tree) empty_stmt(node ast.EmptyStmt) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('EmptyStmt'))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1864,7 +1864,7 @@ fn (t Tree) asm_stmt(node ast.AsmStmt) &Node {
 	obj.add_terse('is_goto', t.bool_node(node.is_goto))
 	obj.add('scope', t.scope(node.scope))
 	// obj.add('scope', t.number_node(int(node.scope)))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	obj.add_terse('clobbered', t.array_node_asm_clobbered(node.clobbered))
 	obj.add_terse('templates', t.array_node_asm_template(node.templates))
 	obj.add_terse('output', t.array_node_asm_io(node.output))
@@ -1891,7 +1891,7 @@ fn (t Tree) asm_template(node ast.AsmTemplate) &Node {
 	obj.add_terse('is_directive', t.bool_node(node.is_directive))
 	obj.add_terse('args', t.array_node_asm_arg(node.args))
 	obj.add('comments', t.array_node_comment(node.comments))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1904,7 +1904,7 @@ fn (t Tree) asm_addressing(node ast.AsmAddressing) &Node {
 	obj.add_terse('displacement', t.asm_arg(node.displacement))
 	obj.add_terse('base', t.asm_arg(node.base))
 	obj.add_terse('index', t.asm_arg(node.index))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1944,7 +1944,7 @@ fn (t Tree) asm_alias(node ast.AsmAlias) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('AsmAlias'))
 	obj.add_terse('name', t.string_node(node.name))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1952,7 +1952,7 @@ fn (t Tree) asm_disp(node ast.AsmDisp) &Node {
 	mut obj := new_object()
 	obj.add_terse('ast_type', t.string_node('AsmDisp'))
 	obj.add_terse('val', t.string_node(node.val))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -1972,7 +1972,7 @@ fn (t Tree) asm_io(node ast.AsmIO) &Node {
 	obj.add_terse('expr', t.expr(node.expr))
 	obj.add_terse('typ', t.type_node(node.typ))
 	obj.add('comments', t.array_node_comment(node.comments))
-	obj.add('pos', t.position(node.pos))
+	obj.add('pos', t.pos(node.pos))
 	return obj
 }
 
@@ -2032,10 +2032,10 @@ fn (t Tree) array_node_string(nodes []string) &Node {
 	return arr
 }
 
-fn (t Tree) array_node_position(nodes []token.Position) &Node {
+fn (t Tree) array_node_position(nodes []token.Pos) &Node {
 	mut arr := new_array()
 	for node in nodes {
-		arr.add_item(t.position(node))
+		arr.add_item(t.pos(node))
 	}
 	return arr
 }
diff --git a/cmd/tools/vvet/vvet.v b/cmd/tools/vvet/vvet.v
index 9a136ec972..d109b1c617 100644
--- a/cmd/tools/vvet/vvet.v
+++ b/cmd/tools/vvet/vvet.v
@@ -222,7 +222,7 @@ fn (vt &Vet) e2string(err vet.Error) string {
 }
 
 fn (mut vt Vet) error(msg string, line int, fix vet.FixKind) {
-	pos := token.Position{
+	pos := token.Pos{
 		line_nr: line + 1
 	}
 	vt.errors << vet.Error{
@@ -236,7 +236,7 @@ fn (mut vt Vet) error(msg string, line int, fix vet.FixKind) {
 }
 
 fn (mut vt Vet) warn(msg string, line int, fix vet.FixKind) {
-	pos := token.Position{
+	pos := token.Pos{
 		line_nr: line + 1
 	}
 	mut w := vet.Error{
diff --git a/vlib/toml/ast/types.v b/vlib/toml/ast/types.v
index fd7ee5e0fe..b3dd553587 100644
--- a/vlib/toml/ast/types.v
+++ b/vlib/toml/ast/types.v
@@ -70,7 +70,7 @@ pub fn (dtt DateTimeType) str() string {
 pub struct Comment {
 pub:
 	text string
-	pos  token.Position
+	pos  token.Pos
 }
 
 // str returns the `string` representation of the `Comment` type.
@@ -86,7 +86,7 @@ pub fn (c Comment) str() string {
 pub struct Null {
 pub:
 	text string
-	pos  token.Position
+	pos  token.Pos
 }
 
 // str returns the `string` representation of the `Null` type
@@ -100,7 +100,7 @@ pub struct Quoted {
 pub mut:
 	text string
 pub:
-	pos          token.Position
+	pos          token.Pos
 	is_multiline bool
 	quote        byte
 }
@@ -122,7 +122,7 @@ pub fn (q Quoted) str() string {
 pub struct Bare {
 pub:
 	text string
-	pos  token.Position
+	pos  token.Pos
 }
 
 // str returns the `string` representation of the `Bare` type.
@@ -140,7 +140,7 @@ pub fn (b Bare) str() string {
 pub struct Bool {
 pub:
 	text string
-	pos  token.Position
+	pos  token.Pos
 }
 
 // str returns the `string` representation of the `Bool` type.
@@ -157,7 +157,7 @@ pub fn (b Bool) str() string {
 // Number can be integers, floats, infinite, NaN - they can have exponents (`5e2`) and be sign prefixed (`+2`).
 pub struct Number {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	text string
 }
@@ -197,7 +197,7 @@ pub fn (n Number) f64() f64 {
 pub struct Date {
 pub:
 	text string
-	pos  token.Position
+	pos  token.Pos
 }
 
 // str returns the `string` representation of the `Date` type.
@@ -215,7 +215,7 @@ pub struct Time {
 pub:
 	text   string
 	offset int
-	pos    token.Position
+	pos    token.Pos
 }
 
 // str returns the `string` representation of the `Time` type.
@@ -234,7 +234,7 @@ pub struct DateTime {
 pub mut:
 	text string
 pub:
-	pos  token.Position
+	pos  token.Pos
 	date Date
 	time Time
 }
@@ -253,7 +253,7 @@ pub fn (dt DateTime) str() string {
 // EOF is the data representation of the end of the TOML document.
 pub struct EOF {
 pub:
-	pos token.Position
+	pos token.Pos
 }
 
 // str returns the `string` representation of the `EOF` type.
diff --git a/vlib/toml/checker/checker.v b/vlib/toml/checker/checker.v
index 3d6c774273..630e462b5c 100644
--- a/vlib/toml/checker/checker.v
+++ b/vlib/toml/checker/checker.v
@@ -53,7 +53,7 @@ fn (c Checker) visit(value &ast.Value) ? {
 }
 
 // excerpt returns a string of the token's surroundings
-fn (c Checker) excerpt(tp token.Position) string {
+fn (c Checker) excerpt(tp token.Pos) string {
 	return c.scanner.excerpt(tp.pos, 10)
 }
 
@@ -301,7 +301,7 @@ fn (c Checker) check_date_time(dt ast.DateTime) ? {
 		// Re-use date and time validation code for detailed testing of each part
 		c.check_date(ast.Date{
 			text: split[0]
-			pos: token.Position{
+			pos: token.Pos{
 				len: split[0].len
 				line_nr: dt.pos.line_nr
 				pos: dt.pos.pos
@@ -310,7 +310,7 @@ fn (c Checker) check_date_time(dt ast.DateTime) ? {
 		}) ?
 		c.check_time(ast.Time{
 			text: split[1]
-			pos: token.Position{
+			pos: token.Pos{
 				len: split[1].len
 				line_nr: dt.pos.line_nr
 				pos: dt.pos.pos + split[0].len
diff --git a/vlib/toml/decoder/decoder.v b/vlib/toml/decoder/decoder.v
index ede7920e5d..cfe19e33b4 100644
--- a/vlib/toml/decoder/decoder.v
+++ b/vlib/toml/decoder/decoder.v
@@ -43,7 +43,7 @@ fn (d Decoder) modify(mut value ast.Value) ? {
 }
 
 // excerpt returns a string of the token's surroundings
-fn (d Decoder) excerpt(tp token.Position) string {
+fn (d Decoder) excerpt(tp token.Pos) string {
 	return d.scanner.excerpt(tp.pos, 10)
 }
 
diff --git a/vlib/toml/parser/parser.v b/vlib/toml/parser/parser.v
index a1d09f5c2b..ccfabab2f7 100644
--- a/vlib/toml/parser/parser.v
+++ b/vlib/toml/parser/parser.v
@@ -1160,7 +1160,7 @@ pub fn (mut p Parser) comment() ast.Comment {
 	util.printdbg(@MOD + '.' + @STRUCT + '.' + @FN, 'parsed hash comment "#$p.tok.lit"')
 	return ast.Comment{
 		text: p.tok.lit
-		pos: p.tok.position()
+		pos: p.tok.pos()
 	}
 }
 
@@ -1173,7 +1173,7 @@ pub fn (mut p Parser) key() ?ast.Key {
 	if p.tok.kind == .number {
 		if p.peek_tok.kind == .minus {
 			mut lits := p.tok.lit
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			for p.peek_tok.kind != .assign && p.peek_tok.kind != .period && p.peek_tok.kind != .rsbr {
 				p.next() ?
 				if p.tok.kind !in parser.space_formatting {
@@ -1337,7 +1337,7 @@ pub fn (mut p Parser) number_or_date() ?ast.Value {
 // bare parse and returns an `ast.Bare` type.
 pub fn (mut p Parser) bare() ?ast.Bare {
 	mut lits := p.tok.lit
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	for p.peek_tok.kind != .assign && p.peek_tok.kind != .period && p.peek_tok.kind != .rsbr
 		&& p.peek_tok.kind !in parser.space_formatting {
 		p.next() ?
@@ -1373,7 +1373,7 @@ pub fn (mut p Parser) quoted() ast.Quoted {
 	}
 	return ast.Quoted{
 		text: lit
-		pos: p.tok.position()
+		pos: p.tok.pos()
 		quote: quote
 		is_multiline: is_multiline
 	}
@@ -1387,7 +1387,7 @@ pub fn (mut p Parser) boolean() ?ast.Bool {
 	}
 	return ast.Bool{
 		text: p.tok.lit
-		pos: p.tok.position()
+		pos: p.tok.pos()
 	}
 }
 
@@ -1395,7 +1395,7 @@ pub fn (mut p Parser) boolean() ?ast.Bool {
 pub fn (mut p Parser) number() ast.Number {
 	return ast.Number{
 		text: p.tok.lit
-		pos: p.tok.position()
+		pos: p.tok.pos()
 	}
 }
 
@@ -1404,7 +1404,7 @@ pub fn (mut p Parser) number() ast.Number {
 pub fn (mut p Parser) date_time() ?ast.DateTimeType {
 	// Date and/or Time
 	mut lit := ''
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	mut date := ast.Date{}
 	mut time := ast.Time{}
 
@@ -1447,7 +1447,7 @@ pub fn (mut p Parser) date_time() ?ast.DateTimeType {
 pub fn (mut p Parser) date() ?ast.Date {
 	// Date
 	mut lit := p.tok.lit
-	pos := p.tok.position()
+	pos := p.tok.pos()
 
 	p.check(.number) ?
 	lit += p.tok.lit
@@ -1470,7 +1470,7 @@ pub fn (mut p Parser) date() ?ast.Date {
 pub fn (mut p Parser) time() ?ast.Time {
 	// Time
 	mut lit := p.tok.lit
-	pos := p.tok.position()
+	pos := p.tok.pos()
 
 	if p.is_at(.bare) && (lit.starts_with('T') || lit.starts_with('t')) {
 		if p.tok.lit.starts_with('T') {
@@ -1530,6 +1530,6 @@ pub fn (mut p Parser) time() ?ast.Time {
 // eof returns an `ast.EOF` type.
 pub fn (mut p Parser) eof() ast.EOF {
 	return ast.EOF{
-		pos: p.tok.position()
+		pos: p.tok.pos()
 	}
 }
diff --git a/vlib/toml/token/position.v b/vlib/toml/token/pos.v
similarity index 95%
rename from vlib/toml/token/position.v
rename to vlib/toml/token/pos.v
index 478dfee025..78ac6cdc25 100644
--- a/vlib/toml/token/position.v
+++ b/vlib/toml/token/pos.v
@@ -4,7 +4,7 @@
 module token
 
 // Position represents a position in a TOML document.
-pub struct Position {
+pub struct Pos {
 pub:
 	len     int // length of the literal in the source
 	line_nr int // the line number in the source where the token occured
diff --git a/vlib/toml/token/token.v b/vlib/toml/token/token.v
index 6438f0c985..506d277f6c 100644
--- a/vlib/toml/token/token.v
+++ b/vlib/toml/token/token.v
@@ -42,8 +42,8 @@ pub enum Kind {
 }
 
 [inline]
-pub fn (tok &Token) position() Position {
-	return Position{
+pub fn (tok &Token) pos() Pos {
+	return Pos{
 		len: tok.len
 		line_nr: tok.line_nr - 1
 		pos: tok.pos
diff --git a/vlib/v/ast/ast.v b/vlib/v/ast/ast.v
index 742826e4b3..b169da1cf4 100644
--- a/vlib/v/ast/ast.v
+++ b/vlib/v/ast/ast.v
@@ -111,7 +111,7 @@ pub type Node = CallArg
 pub struct TypeNode {
 pub:
 	typ Type
-	pos token.Position
+	pos token.Pos
 }
 
 pub struct EmptyExpr {
@@ -124,7 +124,7 @@ pub fn empty_expr() Expr {
 
 pub struct EmptyStmt {
 pub:
-	pos token.Position
+	pos token.Pos
 }
 
 pub fn empty_stmt() Stmt {
@@ -144,14 +144,14 @@ pub struct Block {
 pub:
 	stmts     []Stmt
 	is_unsafe bool
-	pos       token.Position
+	pos       token.Pos
 }
 
 // | IncDecStmt k
 // Stand-alone expression in a statement list.
 pub struct ExprStmt {
 pub:
-	pos      token.Position
+	pos      token.Pos
 	comments []Comment
 pub mut:
 	expr    Expr
@@ -162,13 +162,13 @@ pub mut:
 pub struct IntegerLiteral {
 pub:
 	val string
-	pos token.Position
+	pos token.Pos
 }
 
 pub struct FloatLiteral {
 pub:
 	val string
-	pos token.Position
+	pos token.Pos
 }
 
 pub struct StringLiteral {
@@ -176,7 +176,7 @@ pub:
 	val      string
 	is_raw   bool
 	language Language
-	pos      token.Position
+	pos      token.Pos
 }
 
 // 'name: $name'
@@ -188,8 +188,8 @@ pub:
 	precisions []int
 	pluss      []bool
 	fills      []bool
-	fmt_poss   []token.Position
-	pos        token.Position
+	fmt_poss   []token.Pos
+	pos        token.Pos
 pub mut:
 	expr_types []Type
 	fmts       []byte
@@ -199,13 +199,13 @@ pub mut:
 pub struct CharLiteral {
 pub:
 	val string
-	pos token.Position
+	pos token.Pos
 }
 
 pub struct BoolLiteral {
 pub:
 	val bool
-	pos token.Position
+	pos token.Pos
 }
 
 pub enum GenericKindField {
@@ -217,10 +217,10 @@ pub enum GenericKindField {
 // `foo.bar`
 pub struct SelectorExpr {
 pub:
-	pos        token.Position
+	pos        token.Pos
 	field_name string
 	is_mut     bool // is used for the case `if mut ident.selector is MyType {`, it indicates if the root ident is mutable
-	mut_pos    token.Position
+	mut_pos    token.Pos
 	next_token token.Kind
 pub mut:
 	expr             Expr // expr.field_name
@@ -251,15 +251,15 @@ pub:
 	name       string // encoding.base64
 	short_name string // base64
 	attrs      []Attr
-	pos        token.Position
-	name_pos   token.Position // `name` in import name
-	is_skipped bool // module main can be skipped in single file programs
+	pos        token.Pos
+	name_pos   token.Pos // `name` in import name
+	is_skipped bool      // module main can be skipped in single file programs
 }
 
 pub struct StructField {
 pub:
-	pos              token.Position
-	type_pos         token.Position
+	pos              token.Pos
+	type_pos         token.Pos
 	comments         []Comment
 	has_default_expr bool
 	attrs            []Attr
@@ -290,7 +290,7 @@ pub:
 	name        string
 	is_pub      bool
 	is_markused bool // an explict `[markused]` tag; the const will NOT be removed by `-skip-unused`, no matter what
-	pos         token.Position
+	pos         token.Pos
 pub mut:
 	expr     Expr      // the value expr of field; everything after `=`
 	typ      Type      // the type of the const field, it can be any type in V
@@ -304,7 +304,7 @@ pub mut:
 pub struct ConstDecl {
 pub:
 	is_pub bool
-	pos    token.Position
+	pos    token.Pos
 	attrs  []Attr // tags like `[markused]`, valid for all the consts in the list
 pub mut:
 	fields       []ConstField // all the const fields in the `const (...)` block
@@ -314,7 +314,7 @@ pub mut:
 
 pub struct StructDecl {
 pub:
-	pos           token.Position
+	pos           token.Pos
 	name          string
 	generic_types []Type
 	is_pub        bool
@@ -336,7 +336,7 @@ pub mut:
 pub struct Embed {
 pub:
 	typ      Type
-	pos      token.Position
+	pos      token.Pos
 	comments []Comment
 }
 
@@ -344,7 +344,7 @@ pub struct InterfaceEmbedding {
 pub:
 	name     string
 	typ      Type
-	pos      token.Position
+	pos      token.Pos
 	comments []Comment
 }
 
@@ -352,12 +352,12 @@ pub struct InterfaceDecl {
 pub:
 	name          string
 	typ           Type
-	name_pos      token.Position
+	name_pos      token.Pos
 	language      Language
 	field_names   []string
 	is_pub        bool
 	mut_pos       int // mut:
-	pos           token.Position
+	pos           token.Pos
 	pre_comments  []Comment
 	generic_types []Type
 	attrs         []Attr
@@ -371,8 +371,8 @@ pub mut:
 
 pub struct StructInitField {
 pub:
-	pos           token.Position
-	name_pos      token.Position
+	pos           token.Pos
+	name_pos      token.Pos
 	comments      []Comment
 	next_comments []Comment
 pub mut:
@@ -385,7 +385,7 @@ pub mut:
 
 pub struct StructInitEmbed {
 pub:
-	pos           token.Position
+	pos           token.Pos
 	comments      []Comment
 	next_comments []Comment
 pub mut:
@@ -397,8 +397,8 @@ pub mut:
 
 pub struct StructInit {
 pub:
-	pos      token.Position
-	name_pos token.Position
+	pos      token.Pos
+	name_pos token.Pos
 	is_short bool
 pub mut:
 	unresolved           bool
@@ -418,10 +418,10 @@ pub struct Import {
 pub:
 	mod       string // the module name of the import
 	alias     string // the `x` in `import xxx as x`
-	pos       token.Position
-	mod_pos   token.Position
-	alias_pos token.Position
-	syms_pos  token.Position
+	pos       token.Pos
+	mod_pos   token.Pos
+	alias_pos token.Pos
+	syms_pos  token.Pos
 pub mut:
 	syms          []ImportSymbol // the list of symbols in `import {symbol1, symbol2}`
 	comments      []Comment
@@ -431,7 +431,7 @@ pub mut:
 // import symbol,for import {symbol} syntax
 pub struct ImportSymbol {
 pub:
-	pos  token.Position
+	pos  token.Pos
 	name string
 }
 
@@ -453,27 +453,27 @@ pub:
 	is_pub          bool
 	is_variadic     bool
 	is_anon         bool
-	is_noreturn     bool           // true, when [noreturn] is used on a fn
-	is_manualfree   bool           // true, when [manualfree] is used on a fn
-	is_main         bool           // true for `fn main()`
-	is_test         bool           // true for `fn test_abcde`
-	is_conditional  bool           // true for `[if abc] fn abc(){}`
-	is_exported     bool           // true for `[export: 'exact_C_name']`
-	is_keep_alive   bool           // passed memory must not be freed (by GC) before function returns
-	is_unsafe       bool           // true, when [unsafe] is used on a fn
-	is_markused     bool           // true, when an explict `[markused]` tag was put on a fn; `-skip-unused` will not remove that fn
-	receiver        StructField    // TODO this is not a struct field
-	receiver_pos    token.Position // `(u User)` in `fn (u User) name()` position
+	is_noreturn     bool        // true, when [noreturn] is used on a fn
+	is_manualfree   bool        // true, when [manualfree] is used on a fn
+	is_main         bool        // true for `fn main()`
+	is_test         bool        // true for `fn test_abcde`
+	is_conditional  bool        // true for `[if abc] fn abc(){}`
+	is_exported     bool        // true for `[export: 'exact_C_name']`
+	is_keep_alive   bool        // passed memory must not be freed (by GC) before function returns
+	is_unsafe       bool        // true, when [unsafe] is used on a fn
+	is_markused     bool        // true, when an explict `[markused]` tag was put on a fn; `-skip-unused` will not remove that fn
+	receiver        StructField // TODO this is not a struct field
+	receiver_pos    token.Pos   // `(u User)` in `fn (u User) name()` position
 	is_method       bool
-	method_type_pos token.Position // `User` in ` fn (u User)` position
+	method_type_pos token.Pos // `User` in ` fn (u User)` position
 	method_idx      int
 	rec_mut         bool // is receiver mutable
 	rec_share       ShareType
-	language        Language       // V, C, JS
-	file_mode       Language       // whether *the file*, where a function was a '.c.v', '.js.v' etc.
-	no_body         bool           // just a definition `fn C.malloc()`
-	is_builtin      bool           // this function is defined in builtin/strconv
-	body_pos        token.Position // function bodys position
+	language        Language  // V, C, JS
+	file_mode       Language  // whether *the file*, where a function was a '.c.v', '.js.v' etc.
+	no_body         bool      // just a definition `fn C.malloc()`
+	is_builtin      bool      // this function is defined in builtin/strconv
+	body_pos        token.Pos // function bodys position
 	file            string
 	generic_names   []string
 	is_direct_arr   bool // direct array access
@@ -484,9 +484,9 @@ pub mut:
 	stmts             []Stmt
 	defer_stmts       []DeferStmt
 	return_type       Type
-	return_type_pos   token.Position // `string` in `fn (u User) name() string` position
+	return_type_pos   token.Pos // `string` in `fn (u User) name() string` position
 	has_return        bool
-	should_be_skipped bool           // true, when -skip-unused could not find any usages of that function, starting from main + other known used functions
+	should_be_skipped bool      // true, when -skip-unused could not find any usages of that function, starting from main + other known used functions
 	ninstances        int  // 0 for generic functions with no concrete instances
 	has_await         bool // 'true' if this function uses JS.await
 	//
@@ -496,7 +496,7 @@ pub mut:
 	source_file &File = 0
 	scope       &Scope
 	label_names []string
-	pos         token.Position // function declaration position
+	pos         token.Pos // function declaration position
 }
 
 // break, continue
@@ -504,14 +504,14 @@ pub struct BranchStmt {
 pub:
 	kind  token.Kind
 	label string
-	pos   token.Position
+	pos   token.Pos
 }
 
 // function or method call expr
 pub struct CallExpr {
 pub:
-	pos      token.Position
-	name_pos token.Position
+	pos      token.Pos
+	name_pos token.Pos
 	mod      string
 pub mut:
 	name               string // left.name()
@@ -530,7 +530,7 @@ pub mut:
 	return_type        Type
 	should_be_skipped  bool   // true for calls to `[if someflag?]` functions, when there is no `-d someflag`
 	concrete_types     []Type // concrete types, e.g. <int, string>
-	concrete_list_pos  token.Position
+	concrete_list_pos  token.Pos
 	free_receiver      bool // true if the receiver expression needs to be freed
 	scope              &Scope
 	from_embed_types   []Type // holds the type of the embed that the method is called from
@@ -553,14 +553,14 @@ pub mut:
 	expr            Expr
 	typ             Type
 	is_tmp_autofree bool // this tells cgen that a tmp variable has to be used for the arg expression in order to free it after the call
-	pos             token.Position
+	pos             token.Pos
 	// tmp_name        string // for autofree
 }
 
 // function return statement
 pub struct Return {
 pub:
-	pos      token.Position
+	pos      token.Pos
 	comments []Comment
 pub mut:
 	exprs []Expr
@@ -598,7 +598,7 @@ pub mut:
 	// 10 <- original type (orig_type)
 	//   [11, 12, 13] <- cast order (smartcasts)
 	//        12 <- the current casted type (typ)
-	pos        token.Position
+	pos        token.Pos
 	is_used    bool // whether the local variable was used in other expressions
 	is_changed bool // to detect mutable vars that are never changed
 	//
@@ -615,7 +615,7 @@ pub struct ScopeStructField {
 pub:
 	struct_type Type // type of struct
 	name        string
-	pos         token.Position
+	pos         token.Pos
 	typ         Type
 	smartcasts  []Type // nested sum types require nested smart casting, for that a list of types is needed
 	orig_type   Type   // original sumtype type; 0 if it's not a sumtype
@@ -629,8 +629,8 @@ pub struct GlobalField {
 pub:
 	name        string
 	has_expr    bool
-	pos         token.Position
-	typ_pos     token.Position
+	pos         token.Pos
+	typ_pos     token.Pos
 	is_markused bool // an explict `[markused]` tag; the global will NOT be removed by `-skip-unused`
 pub mut:
 	expr     Expr
@@ -641,7 +641,7 @@ pub mut:
 pub struct GlobalDecl {
 pub:
 	mod      string
-	pos      token.Position
+	pos      token.Pos
 	is_block bool   // __global() block
 	attrs    []Attr // tags like `[markused]`, valid for all the globals in the list
 pub mut:
@@ -740,8 +740,8 @@ pub struct Ident {
 pub:
 	language Language
 	tok_kind token.Kind
-	pos      token.Position
-	mut_pos  token.Position
+	pos      token.Pos
+	mut_pos  token.Pos
 	comptime bool
 pub mut:
 	scope  &Scope
@@ -770,7 +770,7 @@ pub fn (i &Ident) var_info() IdentVar {
 pub struct InfixExpr {
 pub:
 	op      token.Kind
-	pos     token.Position
+	pos     token.Pos
 	is_stmt bool
 pub mut:
 	left        Expr
@@ -790,7 +790,7 @@ pub mut:
 pub struct PostfixExpr {
 pub:
 	op  token.Kind
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr        Expr
 	auto_locked string
@@ -800,7 +800,7 @@ pub mut:
 pub struct PrefixExpr {
 pub:
 	op  token.Kind
-	pos token.Position
+	pos token.Pos
 pub mut:
 	right_type Type
 	right      Expr
@@ -810,7 +810,7 @@ pub mut:
 
 pub struct IndexExpr {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	index     Expr // [0], RangeExpr [start..end] or map[key]
 	or_expr   OrExpr
@@ -829,7 +829,7 @@ pub struct IfExpr {
 pub:
 	is_comptime   bool
 	tok_kind      token.Kind
-	pos           token.Position
+	pos           token.Pos
 	post_comments []Comment
 pub mut:
 	left     Expr       // `a` in `a := if ...`
@@ -842,8 +842,8 @@ pub mut:
 
 pub struct IfBranch {
 pub:
-	pos      token.Position
-	body_pos token.Position
+	pos      token.Pos
+	body_pos token.Pos
 	comments []Comment
 pub mut:
 	cond      Expr
@@ -854,7 +854,7 @@ pub mut:
 
 pub struct UnsafeExpr {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr Expr
 }
@@ -862,7 +862,7 @@ pub mut:
 pub struct LockExpr {
 pub:
 	is_rlock []bool
-	pos      token.Position
+	pos      token.Pos
 pub mut:
 	stmts    []Stmt
 	lockeds  []Expr // `x`, `y.z` in `lock x, y.z {`
@@ -875,7 +875,7 @@ pub mut:
 pub struct MatchExpr {
 pub:
 	tok_kind token.Kind
-	pos      token.Position
+	pos      token.Pos
 	comments []Comment // comments before the first branch
 pub mut:
 	cond          Expr
@@ -890,10 +890,10 @@ pub mut:
 pub struct MatchBranch {
 pub:
 	ecmnts        [][]Comment // inline comments for each left side expr
-	pos           token.Position
+	pos           token.Pos
 	is_else       bool
-	post_comments []Comment      // comments below ´... }´
-	branch_pos    token.Position // for checker errors about invalid branches
+	post_comments []Comment // comments below ´... }´
+	branch_pos    token.Pos // for checker errors about invalid branches
 pub mut:
 	stmts []Stmt // right side
 	exprs []Expr // left side
@@ -903,7 +903,7 @@ pub mut:
 pub struct SelectExpr {
 pub:
 	branches      []SelectBranch
-	pos           token.Position
+	pos           token.Pos
 	has_exception bool
 pub mut:
 	is_expr       bool // returns a value
@@ -912,7 +912,7 @@ pub mut:
 
 pub struct SelectBranch {
 pub:
-	pos           token.Position
+	pos           token.Pos
 	comment       Comment // comment above `select {`
 	is_else       bool
 	is_timeout    bool
@@ -933,8 +933,8 @@ pub:
 	val_var string
 	stmts   []Stmt
 	kind    ComptimeForKind
-	pos     token.Position
-	typ_pos token.Position
+	pos     token.Pos
+	typ_pos token.Pos
 pub mut:
 	// expr    Expr
 	typ Type
@@ -943,7 +943,7 @@ pub mut:
 pub struct ForStmt {
 pub:
 	is_inf bool // `for {}`
-	pos    token.Position
+	pos    token.Pos
 pub mut:
 	cond  Expr
 	stmts []Stmt
@@ -959,7 +959,7 @@ pub:
 	is_range   bool
 	high       Expr // `10` in `for i in 0..10 {`
 	stmts      []Stmt
-	pos        token.Position
+	pos        token.Pos
 	val_is_mut bool // `for mut val in vals {` means that modifying `val` will modify the array
 	// and the array cannot be indexed inside the loop
 pub mut:
@@ -978,7 +978,7 @@ pub:
 	has_cond bool
 	has_inc  bool
 	is_multi bool // for a,b := 0,1; a < 10; a,b = a+b, a {...}
-	pos      token.Position
+	pos      token.Pos
 pub mut:
 	init  Stmt // i := 0;
 	cond  Expr // i < 10;
@@ -992,7 +992,7 @@ pub mut:
 pub struct HashStmt {
 pub:
 	mod         string
-	pos         token.Position
+	pos         token.Pos
 	source_file string
 pub mut:
 	val      string // example: 'include <openssl/rand.h> # please install openssl // comment'
@@ -1014,7 +1014,7 @@ pub:
 pub struct AssignStmt {
 pub:
 	op           token.Kind // include: =,:=,+=,-=,*=,/= and so on; for a list of all the assign operators, see vlib/token/token.v
-	pos          token.Position
+	pos          token.Pos
 	comments     []Comment
 	end_comments []Comment
 pub mut:
@@ -1032,7 +1032,7 @@ pub mut:
 pub struct AsCast {
 pub:
 	typ Type // to type
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr      Expr // from expr: `expr` in `expr as Ident`
 	expr_type Type // from type
@@ -1044,7 +1044,7 @@ pub:
 	enum_name string
 	val       string
 	mod       string // for full path `mod_Enum_val`
-	pos       token.Position
+	pos       token.Pos
 pub mut:
 	typ Type
 }
@@ -1053,7 +1053,7 @@ pub mut:
 pub struct EnumField {
 pub:
 	name          string
-	pos           token.Position
+	pos           token.Pos
 	comments      []Comment // comment after Enumfield in the same line
 	next_comments []Comment // comments between current EnumField and next EnumField
 	has_expr      bool      // true, when .expr has a value
@@ -1071,7 +1071,7 @@ pub:
 	comments         []Comment   // comments before the first EnumField
 	fields           []EnumField // all the enum fields
 	attrs            []Attr      // attributes of enum declaration
-	pos              token.Position
+	pos              token.Pos
 }
 
 pub struct AliasTypeDecl {
@@ -1079,8 +1079,8 @@ pub:
 	name        string
 	is_pub      bool
 	parent_type Type
-	pos         token.Position
-	type_pos    token.Position
+	pos         token.Pos
+	type_pos    token.Pos
 	comments    []Comment
 }
 
@@ -1089,7 +1089,7 @@ pub struct SumTypeDecl {
 pub:
 	name          string
 	is_pub        bool
-	pos           token.Position
+	pos           token.Pos
 	comments      []Comment
 	typ           Type
 	generic_types []Type
@@ -1103,8 +1103,8 @@ pub:
 	name     string
 	is_pub   bool
 	typ      Type
-	pos      token.Position
-	type_pos token.Position
+	pos      token.Pos
+	type_pos token.Pos
 	comments []Comment
 }
 
@@ -1114,7 +1114,7 @@ pub:
 pub struct DeferStmt {
 pub:
 	stmts []Stmt
-	pos   token.Position
+	pos   token.Pos
 pub mut:
 	defer_vars []Ident
 	ifdef      string
@@ -1124,14 +1124,14 @@ pub mut:
 // `(3+4)`
 pub struct ParExpr {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr Expr
 }
 
 pub struct GoExpr {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	call_expr CallExpr
 	is_expr   bool
@@ -1140,20 +1140,20 @@ pub mut:
 pub struct GotoLabel {
 pub:
 	name string
-	pos  token.Position
+	pos  token.Pos
 }
 
 pub struct GotoStmt {
 pub:
 	name string
-	pos  token.Position
+	pos  token.Pos
 }
 
 pub struct ArrayInit {
 pub:
-	pos           token.Position // `[]` in []Type{} position
-	elem_type_pos token.Position // `Type` in []Type{} position
-	ecmnts        [][]Comment    // optional iembed comments after each expr
+	pos           token.Pos   // `[]` in []Type{} position
+	elem_type_pos token.Pos   // `Type` in []Type{} position
+	ecmnts        [][]Comment // optional iembed comments after each expr
 	pre_cmnts     []Comment
 	is_fixed      bool
 	has_val       bool // fixed size literal `[expr, expr]!`
@@ -1175,7 +1175,7 @@ pub mut:
 
 pub struct ArrayDecompose {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr      Expr
 	expr_type Type
@@ -1184,7 +1184,7 @@ pub mut:
 
 pub struct ChanInit {
 pub:
-	pos     token.Position
+	pos     token.Pos
 	has_cap bool
 pub mut:
 	cap_expr  Expr
@@ -1194,7 +1194,7 @@ pub mut:
 
 pub struct MapInit {
 pub:
-	pos       token.Position
+	pos       token.Pos
 	comments  [][]Comment // comments after key-value pairs
 	pre_cmnts []Comment   // comments before the first key-value pair
 pub mut:
@@ -1210,7 +1210,7 @@ pub struct RangeExpr {
 pub:
 	has_high bool
 	has_low  bool
-	pos      token.Position
+	pos      token.Pos
 	is_gated bool // #[] gated array
 pub mut:
 	low  Expr
@@ -1225,7 +1225,7 @@ pub mut:
 	typname   string // `&Type` in `&Type(buf)`
 	expr_type Type   // `byteptr`, the type of the `buf` expression
 	has_arg   bool   // true for `string(buf, n)`, false for `&Type(buf)`
-	pos       token.Position
+	pos       token.Pos
 }
 
 pub struct AsmStmt {
@@ -1235,7 +1235,7 @@ pub:
 	is_volatile bool
 	is_goto     bool
 	clobbered   []AsmClobbered
-	pos         token.Position
+	pos         token.Pos
 pub mut:
 	templates     []AsmTemplate
 	scope         &Scope
@@ -1252,7 +1252,7 @@ pub mut:
 	is_directive bool // .globl assembly_function
 	args         []AsmArg
 	comments     []Comment
-	pos          token.Position
+	pos          token.Pos
 }
 
 // [eax+5] | j | displacement literal (e.g. 123 in [rax + 123] ) | eax | true | `a` | 0.594 | 123 | label_name
@@ -1276,12 +1276,12 @@ pub mut:
 pub struct AsmDisp {
 pub:
 	val string
-	pos token.Position
+	pos token.Pos
 }
 
 pub struct AsmAlias {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	name string // a
 }
@@ -1290,7 +1290,7 @@ pub struct AsmAddressing {
 pub:
 	scale int = -1 // 1, 2, 4, or 8 literal
 	mode  AddressingMode
-	pos   token.Position
+	pos   token.Pos
 pub mut:
 	segment      string // fs:
 	displacement AsmArg // 8, 16 or 32 bit literal value
@@ -1324,7 +1324,7 @@ pub:
 	expr       Expr      // (a)
 	comments   []Comment // // this is a comment
 	typ        Type
-	pos        token.Position
+	pos        token.Pos
 }
 
 pub const (
@@ -1411,7 +1411,7 @@ pub const (
 
 pub struct AssertStmt {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr    Expr
 	is_used bool // asserts are used in _test.v files, as well as in non -prod builds of all files
@@ -1421,7 +1421,7 @@ pub struct IfGuardVar {
 pub mut:
 	name   string
 	is_mut bool
-	pos    token.Position
+	pos    token.Pos
 }
 
 // `if x := opt() {`
@@ -1444,7 +1444,7 @@ pub struct OrExpr {
 pub:
 	stmts []Stmt
 	kind  OrKind
-	pos   token.Position
+	pos   token.Pos
 }
 
 /*
@@ -1454,7 +1454,7 @@ pub:
 	call_expr CallExpr
 	stmts     []Stmt // inside `or { }`
 	kind      OrKind
-	pos       token.Position
+	pos       token.Pos
 }
 */
 
@@ -1463,7 +1463,7 @@ pub struct Assoc {
 pub:
 	var_name string
 	fields   []string
-	pos      token.Position
+	pos      token.Pos
 pub mut:
 	exprs []Expr
 	typ   Type
@@ -1473,7 +1473,7 @@ pub mut:
 pub struct SizeOf {
 pub:
 	is_type bool
-	pos     token.Position
+	pos     token.Pos
 pub mut:
 	expr Expr // checker uses this to set typ
 	typ  Type
@@ -1482,7 +1482,7 @@ pub mut:
 pub struct IsRefType {
 pub:
 	is_type bool
-	pos     token.Position
+	pos     token.Pos
 pub mut:
 	expr Expr // checker uses this to set typ
 	typ  Type
@@ -1492,12 +1492,12 @@ pub struct OffsetOf {
 pub:
 	struct_type Type
 	field       string
-	pos         token.Position
+	pos         token.Pos
 }
 
 pub struct Likely {
 pub:
-	pos       token.Position
+	pos       token.Pos
 	is_likely bool // false for _unlikely_
 pub mut:
 	expr Expr
@@ -1505,7 +1505,7 @@ pub mut:
 
 pub struct TypeOf {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr      Expr
 	expr_type Type
@@ -1513,7 +1513,7 @@ pub mut:
 
 pub struct DumpExpr {
 pub:
-	pos token.Position
+	pos token.Pos
 pub mut:
 	expr      Expr
 	expr_type Type
@@ -1525,13 +1525,13 @@ pub:
 	text      string
 	is_multi  bool // true only for /* comment */, that use many lines
 	is_inline bool // true for all /* comment */ comments
-	pos       token.Position
+	pos       token.Pos
 }
 
 pub struct ConcatExpr {
 pub:
 	vals []Expr
-	pos  token.Position
+	pos  token.Pos
 pub mut:
 	return_type Type
 }
@@ -1540,7 +1540,7 @@ pub mut:
 pub struct AtExpr {
 pub:
 	name string
-	pos  token.Position
+	pos  token.Pos
 	kind token.AtKind
 pub mut:
 	val string
@@ -1549,7 +1549,7 @@ pub mut:
 pub struct ComptimeSelector {
 pub:
 	has_parens bool // if $() is used, for vfmt
-	pos        token.Position
+	pos        token.Pos
 pub mut:
 	left       Expr
 	left_type  Type
@@ -1559,10 +1559,10 @@ pub mut:
 
 pub struct ComptimeCall {
 pub:
-	pos         token.Position
+	pos         token.Pos
 	has_parens  bool // if $() is used, for vfmt
 	method_name string
-	method_pos  token.Position
+	method_pos  token.Pos
 	scope       &Scope
 	left        Expr
 	args_var    string
@@ -1573,7 +1573,7 @@ pub:
 	is_embed bool
 	//
 	is_env  bool
-	env_pos token.Position
+	env_pos token.Pos
 	//
 	is_pkgconfig bool
 pub mut:
@@ -1586,7 +1586,7 @@ pub mut:
 
 pub struct None {
 pub:
-	pos token.Position
+	pos token.Pos
 }
 
 pub enum SqlStmtKind {
@@ -1599,7 +1599,7 @@ pub enum SqlStmtKind {
 
 pub struct SqlStmt {
 pub:
-	pos     token.Position
+	pos     token.Pos
 	db_expr Expr // `db` in `sql db {`
 pub mut:
 	lines []SqlStmtLine
@@ -1608,7 +1608,7 @@ pub mut:
 pub struct SqlStmtLine {
 pub:
 	kind         SqlStmtKind
-	pos          token.Position
+	pos          token.Pos
 	where_expr   Expr
 	update_exprs []Expr // for `update`
 pub mut:
@@ -1629,7 +1629,7 @@ pub:
 	has_offset bool
 	has_desc   bool
 	is_array   bool
-	pos        token.Position
+	pos        token.Pos
 pub mut:
 	db_expr     Expr // `db` in `sql db {`
 	where_expr  Expr
@@ -1644,7 +1644,7 @@ pub mut:
 pub struct NodeError {
 pub:
 	idx int // index for referencing the related File error
-	pos token.Position
+	pos token.Pos
 }
 
 [inline]
@@ -1655,7 +1655,7 @@ pub fn (expr Expr) is_blank_ident() bool {
 	}
 }
 
-pub fn (expr Expr) position() token.Position {
+pub fn (expr Expr) pos() token.Pos {
 	// all uncommented have to be implemented
 	// NB: please do not print here. the language server will hang
 	// as it uses STDIO primarly to communicate ~Ned
@@ -1664,8 +1664,8 @@ pub fn (expr Expr) position() token.Position {
 			return expr.decl.pos
 		}
 		CTempVar, EmptyExpr {
-			// println('compiler bug, unhandled EmptyExpr position()')
-			return token.Position{}
+			// println('compiler bug, unhandled EmptyExpr pos()')
+			return token.Pos{}
 		}
 		NodeError, ArrayDecompose, ArrayInit, AsCast, Assoc, AtExpr, BoolLiteral, CallExpr,
 		CastExpr, ChanInit, CharLiteral, ConcatExpr, Comment, ComptimeCall, ComptimeSelector,
@@ -1682,12 +1682,12 @@ pub fn (expr Expr) position() token.Position {
 			return expr.pos
 		}
 		IfGuardExpr {
-			return expr.expr.position()
+			return expr.expr.pos()
 		}
 		InfixExpr {
-			left_pos := expr.left.position()
-			right_pos := expr.right.position()
-			return token.Position{
+			left_pos := expr.left.pos()
+			right_pos := expr.right.pos()
+			return token.Pos{
 				line_nr: expr.pos.line_nr
 				pos: left_pos.pos
 				len: right_pos.pos - left_pos.pos + right_pos.len
@@ -1793,13 +1793,13 @@ pub mut:
 	orig Expr // the original expression, which produced the C temp variable; used by x.str()
 }
 
-pub fn (node Node) position() token.Position {
+pub fn (node Node) pos() token.Pos {
 	match node {
 		NodeError {
-			return token.Position{}
+			return token.Pos{}
 		}
 		EmptyNode {
-			return token.Position{}
+			return token.Pos{}
 		}
 		Stmt {
 			mut pos := node.pos
@@ -1820,15 +1820,15 @@ pub fn (node Node) position() token.Position {
 				}
 			}
 			if node is AssignStmt {
-				return pos.extend(node.right.last().position())
+				return pos.extend(node.right.last().pos())
 			}
 			if node is AssertStmt {
-				return pos.extend(node.expr.position())
+				return pos.extend(node.expr.pos())
 			}
 			return pos
 		}
 		Expr {
-			return node.position()
+			return node.pos()
 		}
 		StructField {
 			return node.pos.extend(node.type_pos)
@@ -1848,7 +1848,7 @@ pub fn (node Node) position() token.Position {
 					return node.pos
 				}
 				AsmRegister {
-					return token.Position{
+					return token.Pos{
 						len: -1
 						line_nr: -1
 						pos: -1
@@ -1859,7 +1859,7 @@ pub fn (node Node) position() token.Position {
 			}
 		}
 		File {
-			mut pos := token.Position{}
+			mut pos := token.Pos{}
 			if node.stmts.len > 0 {
 				first_pos := node.stmts.first().pos
 				last_pos := node.stmts.last().pos
diff --git a/vlib/v/ast/attr.v b/vlib/v/ast/attr.v
index ce284ae962..deb16663fc 100644
--- a/vlib/v/ast/attr.v
+++ b/vlib/v/ast/attr.v
@@ -22,7 +22,7 @@ pub:
 	kind    AttrKind
 	ct_expr Expr // .kind == comptime_define, for [if !name]
 	ct_opt  bool // true for [if user_defined_name?]
-	pos     token.Position
+	pos     token.Pos
 pub mut:
 	ct_evaled bool // whether ct_skip has been evaluated already
 	ct_skip   bool // is the comptime expr *false*, filled by checker
diff --git a/vlib/v/ast/table.v b/vlib/v/ast/table.v
index 77d68be550..39736310fc 100644
--- a/vlib/v/ast/table.v
+++ b/vlib/v/ast/table.v
@@ -95,8 +95,8 @@ pub:
 	mod             string
 	file            string
 	file_mode       Language
-	pos             token.Position
-	return_type_pos token.Position
+	pos             token.Pos
+	return_type_pos token.Pos
 pub mut:
 	return_type    Type
 	receiver_type  Type // != 0, when .is_method == true
@@ -119,11 +119,11 @@ fn (f &Fn) method_equals(o &Fn) bool {
 
 pub struct Param {
 pub:
-	pos         token.Position
+	pos         token.Pos
 	name        string
 	is_mut      bool
 	is_auto_rec bool
-	type_pos    token.Position
+	type_pos    token.Pos
 	is_hidden   bool // interface first arg
 pub mut:
 	typ Type
diff --git a/vlib/v/ast/walker/walker_test.v b/vlib/v/ast/walker/walker_test.v
index ace681a3a8..cd261fab39 100644
--- a/vlib/v/ast/walker/walker_test.v
+++ b/vlib/v/ast/walker/walker_test.v
@@ -16,7 +16,7 @@ mut:
 }
 
 fn (mut n NodeByOffset) visit(node &ast.Node) ? {
-	node_pos := node.position()
+	node_pos := node.pos()
 	if n.pos >= node_pos.pos && n.pos <= node_pos.pos + node_pos.len && node !is ast.File {
 		n.node = node
 		return error('')
diff --git a/vlib/v/builder/builder.v b/vlib/v/builder/builder.v
index 1c8de9a0b2..00f6604981 100644
--- a/vlib/v/builder/builder.v
+++ b/vlib/v/builder/builder.v
@@ -577,7 +577,7 @@ struct FunctionRedefinition {
 	f       ast.FnDecl
 }
 
-pub fn (b &Builder) error_with_pos(s string, fpath string, pos token.Position) errors.Error {
+pub fn (b &Builder) error_with_pos(s string, fpath string, pos token.Pos) errors.Error {
 	if !b.pref.check_only {
 		ferror := util.formatted_error('builder error:', s, fpath, pos)
 		eprintln(ferror)
diff --git a/vlib/v/checker/assign.v b/vlib/v/checker/assign.v
index 06eb8287bb..545972e597 100644
--- a/vlib/v/checker/assign.v
+++ b/vlib/v/checker/assign.v
@@ -28,7 +28,7 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 			if right_type_sym.kind == .multi_return {
 				if node.right.len > 1 {
 					c.error('cannot use multi-value $right_type_sym.name in single-value context',
-						right.position())
+						right.pos())
 				}
 				node.right_types = right_type_sym.mr_info().types
 				right_len = node.right_types.len
@@ -99,7 +99,7 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 					} else {
 						if node.right[i] is ast.StructInit {
 							c.warn('assigning a struct literal to a map is deprecated - use `map{}` instead',
-								node.right[i].position())
+								node.right[i].pos())
 							node.right[i] = ast.MapInit{}
 						}
 					}
@@ -315,7 +315,7 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 					}
 				}
 				if is_decl {
-					c.error('non-name `$left` on left side of `:=`', left.position())
+					c.error('non-name `$left` on left side of `:=`', left.pos())
 				}
 			}
 		}
@@ -357,7 +357,7 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 			|| !right_type.is_ptr()) && !left.is_blank_ident() && right.is_lvalue() {
 			// Do not allow `a = b`
 			c.error('cannot copy map: call `move` or `clone` method (or use a reference)',
-				right.position())
+				right.pos())
 		}
 		left_is_ptr := left_type.is_ptr() || left_sym.is_pointer()
 		if left_is_ptr && !left.is_auto_deref_var() {
@@ -368,7 +368,7 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 			right_is_ptr := right_type.is_ptr() || right_sym.is_pointer()
 			if !right_is_ptr && node.op == .assign && right_type_unwrapped.is_number() {
 				c.error('cannot assign to `$left`: ' +
-					c.expected_msg(right_type_unwrapped, left_type_unwrapped), right.position())
+					c.expected_msg(right_type_unwrapped, left_type_unwrapped), right.pos())
 			}
 			if (right is ast.StructInit || !right_is_ptr) && !(right_sym.is_number()
 				|| left_type.has_flag(.shared_f)) {
@@ -388,41 +388,41 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 				if left_type == ast.string_type {
 					if node.op != .plus_assign {
 						c.error('operator `$node.op` not defined on left operand type `$left_sym.name`',
-							left.position())
+							left.pos())
 					}
 					if right_type != ast.string_type {
 						c.error('invalid right operand: $left_sym.name $node.op $right_sym.name',
-							right.position())
+							right.pos())
 					}
 				} else if !left_sym.is_number()
 					&& left_sym.kind !in [.byteptr, .charptr, .struct_, .alias] {
 					c.error('operator `$node.op` not defined on left operand type `$left_sym.name`',
-						left.position())
+						left.pos())
 				} else if !right_sym.is_number()
 					&& left_sym.kind !in [.byteptr, .charptr, .struct_, .alias] {
 					c.error('invalid right operand: $left_sym.name $node.op $right_sym.name',
-						right.position())
+						right.pos())
 				}
 			}
 			.mult_assign, .div_assign {
 				if !left_sym.is_number() && !c.table.final_sym(left_type_unwrapped).is_int()
 					&& left_sym.kind !in [.struct_, .alias] {
 					c.error('operator $node.op.str() not defined on left operand type `$left_sym.name`',
-						left.position())
+						left.pos())
 				} else if !right_sym.is_number() && !c.table.final_sym(left_type_unwrapped).is_int()
 					&& left_sym.kind !in [.struct_, .alias] {
 					c.error('operator $node.op.str() not defined on right operand type `$right_sym.name`',
-						right.position())
+						right.pos())
 				}
 			}
 			.and_assign, .or_assign, .xor_assign, .mod_assign, .left_shift_assign,
 			.right_shift_assign {
 				if !left_sym.is_int() && !c.table.final_sym(left_type_unwrapped).is_int() {
 					c.error('operator $node.op.str() not defined on left operand type `$left_sym.name`',
-						left.position())
+						left.pos())
 				} else if !right_sym.is_int() && !c.table.final_sym(right_type_unwrapped).is_int() {
 					c.error('operator $node.op.str() not defined on right operand type `$right_sym.name`',
-						right.position())
+						right.pos())
 				}
 			}
 			.unsigned_right_shift_assign {
@@ -532,12 +532,12 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 							node.pos)
 					}
 				} else {
-					c.error('cannot assign to `$left`: $err.msg', right.position())
+					c.error('cannot assign to `$left`: $err.msg', right.pos())
 				}
 			}
 		}
 		if left_sym.kind == .interface_ {
-			if c.type_implements(right_type, left_type, right.position()) {
+			if c.type_implements(right_type, left_type, right.pos()) {
 				if !right_type.is_ptr() && !right_type.is_pointer() && right_sym.kind != .interface_
 					&& !c.inside_unsafe {
 					c.mark_as_referenced(mut &node.right[i], true)
diff --git a/vlib/v/checker/check_types.v b/vlib/v/checker/check_types.v
index a5b979b139..a7778687b5 100644
--- a/vlib/v/checker/check_types.v
+++ b/vlib/v/checker/check_types.v
@@ -296,14 +296,14 @@ fn (mut c Checker) check_shift(mut node ast.InfixExpr, left_type ast.Type, right
 			// allow `bool << 2` in translated C code
 			return ast.int_type
 		}
-		c.error('invalid operation: shift on type `$left_sym.name`', node.left.position())
+		c.error('invalid operation: shift on type `$left_sym.name`', node.left.pos())
 		return ast.void_type
 	}
 	if !right_type.is_int() && !c.pref.translated {
 		left_sym := c.table.sym(left_type)
 		right_sym := c.table.sym(right_type)
 		c.error('cannot shift non-integer type `$right_sym.name` into type `$left_sym.name`',
-			node.right.position())
+			node.right.pos())
 		return ast.void_type
 	}
 	// At this point, it is guaranteed that we have a `number1 << number2`, or `number1 >> number2`, or `number1 >>> number2`:
@@ -346,13 +346,13 @@ fn (mut c Checker) check_shift(mut node ast.InfixExpr, left_type ast.Type, right
 			if node.op == .left_shift && left_type_final.is_signed() && !(c.inside_unsafe
 				&& c.is_generated) {
 				c.note('shifting a value from a signed type `$left_sym_final.name` can change the sign',
-					node.left.position())
+					node.left.pos())
 			}
 			if node.ct_right_value_evaled {
 				if node.ct_right_value !is ast.EmptyExpr {
 					ival := node.ct_right_value.i64() or { -999 }
 					if ival < 0 {
-						c.error('invalid negative shift count', node.right.position())
+						c.error('invalid negative shift count', node.right.pos())
 						return left_type
 					}
 					moffset := match left_type_final {
@@ -371,13 +371,13 @@ fn (mut c Checker) check_shift(mut node ast.InfixExpr, left_type ast.Type, right
 					}
 					if ival > moffset && !c.pref.translated {
 						c.error('shift count for type `$left_sym_final.name` too large (maximum: $moffset bits)',
-							node.right.position())
+							node.right.pos())
 						return left_type
 					}
 					if node.ct_left_value_evaled {
 						if lval := node.ct_left_value.i64() {
 							if lval < 0 {
-								c.error('invalid bitshift of a negative number', node.left.position())
+								c.error('invalid bitshift of a negative number', node.left.pos())
 								return left_type
 							}
 						}
@@ -527,7 +527,7 @@ pub fn (mut c Checker) get_default_fmt(ftyp ast.Type, typ ast.Type) byte {
 }
 
 pub fn (mut c Checker) fail_if_unreadable(expr ast.Expr, typ ast.Type, what string) {
-	mut pos := token.Position{}
+	mut pos := token.Pos{}
 	match expr {
 		ast.Ident {
 			if typ.has_flag(.shared_f) {
@@ -554,11 +554,11 @@ pub fn (mut c Checker) fail_if_unreadable(expr ast.Expr, typ ast.Type, what stri
 			}
 		}
 		ast.IndexExpr {
-			pos = expr.left.position().extend(expr.pos)
+			pos = expr.left.pos().extend(expr.pos)
 			c.fail_if_unreadable(expr.left, expr.left_type, what)
 		}
 		else {
-			pos = expr.position()
+			pos = expr.pos()
 		}
 	}
 	if typ.has_flag(.shared_f) {
@@ -573,10 +573,10 @@ pub fn (mut c Checker) string_inter_lit(mut node ast.StringInterLiteral) ast.Typ
 	for i, expr in node.exprs {
 		ftyp := c.expr(expr)
 		if ftyp == ast.void_type {
-			c.error('expression does not return a value', expr.position())
+			c.error('expression does not return a value', expr.pos())
 		} else if ftyp == ast.char_type && ftyp.nr_muls() == 0 {
 			c.error('expression returning type `char` cannot be used in string interpolation directly, print its address or cast it to an integer instead',
-				expr.position())
+				expr.pos())
 		}
 		c.fail_if_unreadable(expr, ftyp, 'interpolation object')
 		node.expr_types << ftyp
@@ -621,7 +621,7 @@ pub fn (mut c Checker) string_inter_lit(mut node ast.StringInterLiteral) ast.Typ
 		// check recursive str
 		if c.table.cur_fn.is_method && c.table.cur_fn.name == 'str'
 			&& c.table.cur_fn.receiver.name == expr.str() {
-			c.error('cannot call `str()` method recursively', expr.position())
+			c.error('cannot call `str()` method recursively', expr.pos())
 		}
 	}
 	c.inside_println_arg = inside_println_arg_save
@@ -637,7 +637,7 @@ pub fn (mut c Checker) string_lit(mut node ast.StringLiteral) ast.Type {
 	for idx < node.val.len {
 		match node.val[idx] {
 			`\\` {
-				mut start_pos := token.Position{
+				mut start_pos := token.Pos{
 					...node.pos
 					col: node.pos.col + 1 + idx
 				}
@@ -650,7 +650,7 @@ pub fn (mut c Checker) string_lit(mut node ast.StringLiteral) ast.Type {
 					mut hex_char_count := 0
 					for ch.is_hex_digit() {
 						hex_char_count++
-						end_pos := token.Position{
+						end_pos := token.Pos{
 							...start_pos
 							len: idx + 1 - start_idx
 						}
diff --git a/vlib/v/checker/checker.v b/vlib/v/checker/checker.v
index 38b229e210..af2c4d759c 100644
--- a/vlib/v/checker/checker.v
+++ b/vlib/v/checker/checker.v
@@ -336,7 +336,7 @@ pub fn (mut c Checker) check_files(ast_files []&ast.File) {
 			c.add_error_detail('The name of a test function in V, should start with `test_`.')
 			c.add_error_detail('The test function should take 0 parameters, and no return type. Example:')
 			c.add_error_detail('fn test_xyz(){ assert 2 + 2 == 4 }')
-			c.error('a _test.v file should have *at least* one `test_` function', token.Position{})
+			c.error('a _test.v file should have *at least* one `test_` function', token.Pos{})
 		}
 	}
 	// Make sure fn main is defined in non lib builds
@@ -354,9 +354,9 @@ pub fn (mut c Checker) check_files(ast_files []&ast.File) {
 	}
 	if !has_main_mod_file {
 		c.error('project must include a `main` module or be a shared library (compile with `v -shared`)',
-			token.Position{})
+			token.Pos{})
 	} else if !has_main_fn {
-		c.error('function `main` must be declared in the main module', token.Position{})
+		c.error('function `main` must be declared in the main module', token.Pos{})
 	}
 }
 
@@ -388,7 +388,7 @@ fn (mut c Checker) file_has_main_fn(file &ast.File) bool {
 	return has_main_fn
 }
 
-fn (mut c Checker) check_valid_snake_case(name string, identifier string, pos token.Position) {
+fn (mut c Checker) check_valid_snake_case(name string, identifier string, pos token.Pos) {
 	if !c.pref.is_vweb && !c.pref.translated && name.len > 0
 		&& (name[0] == `_` || name.contains('._')) {
 		c.error('$identifier `$name` cannot start with `_`', pos)
@@ -404,7 +404,7 @@ fn stripped_name(name string) string {
 	return name[(idx + 1)..]
 }
 
-fn (mut c Checker) check_valid_pascal_case(name string, identifier string, pos token.Position) {
+fn (mut c Checker) check_valid_pascal_case(name string, identifier string, pos token.Pos) {
 	sname := stripped_name(name)
 	if sname.len > 0 && !sname[0].is_capital() && !c.pref.translated {
 		c.error('$identifier `$name` must begin with capital letter', pos)
@@ -557,8 +557,8 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
 	right_final := c.table.final_sym(right_type)
 	mut left_sym := c.table.sym(left_type)
 	left_final := c.table.final_sym(left_type)
-	left_pos := node.left.position()
-	right_pos := node.right.position()
+	left_pos := node.left.pos()
+	right_pos := node.right.pos()
 	left_right_pos := left_pos.extend(right_pos)
 	if left_type.is_any_kind_of_pointer()
 		&& node.op in [.plus, .minus, .mul, .div, .mod, .xor, .amp, .pipe] {
@@ -897,7 +897,7 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
 					ast.none_type_idx
 				}
 				else {
-					c.error('invalid type `$right_expr`', right_expr.position())
+					c.error('invalid type `$right_expr`', right_expr.pos())
 					ast.Type(0)
 				}
 			}
@@ -905,7 +905,7 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
 				typ_sym := c.table.sym(typ)
 				op := node.op.str()
 				if typ_sym.kind == .placeholder {
-					c.error('$op: type `$typ_sym.name` does not exist', right_expr.position())
+					c.error('$op: type `$typ_sym.name` does not exist', right_expr.pos())
 				}
 				if left_sym.kind !in [.interface_, .sum_type] {
 					c.error('`$op` can only be used with interfaces and sum types', node.pos)
@@ -941,10 +941,10 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
 		.and, .logical_or {
 			if !c.pref.translated {
 				if node.left_type != ast.bool_type_idx {
-					c.error('left operand for `$node.op` is not a boolean', node.left.position())
+					c.error('left operand for `$node.op` is not a boolean', node.left.pos())
 				}
 				if node.right_type != ast.bool_type_idx {
-					c.error('right operand for `$node.op` is not a boolean', node.right.position())
+					c.error('right operand for `$node.op` is not a boolean', node.right.pos())
 				}
 			}
 			if mut node.left is ast.InfixExpr {
@@ -1019,9 +1019,9 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
 
 // returns name and position of variable that needs write lock
 // also sets `is_changed` to true (TODO update the name to reflect this?)
-fn (mut c Checker) fail_if_immutable(expr ast.Expr) (string, token.Position) {
+fn (mut c Checker) fail_if_immutable(expr ast.Expr) (string, token.Pos) {
 	mut to_lock := '' // name of variable that needs lock
-	mut pos := token.Position{} // and its position
+	mut pos := token.Pos{} // and its position
 	mut explicit_lock_needed := false
 	match mut expr {
 		ast.CastExpr {
@@ -1078,7 +1078,7 @@ fn (mut c Checker) fail_if_immutable(expr ast.Expr) (string, token.Position) {
 			}
 			if elem_type.has_flag(.shared_f) {
 				c.error('you have to create a handle and `lock` it to modify `shared` $kind element',
-					expr.left.position().extend(expr.pos))
+					expr.left.pos().extend(expr.pos))
 			}
 			to_lock, pos = c.fail_if_immutable(expr.left)
 		}
@@ -1205,7 +1205,7 @@ fn (mut c Checker) fail_if_immutable(expr ast.Expr) (string, token.Position) {
 		}
 		else {
 			if !expr.is_lit() {
-				c.error('unexpected expression `$expr.type_name()`', expr.position())
+				c.error('unexpected expression `$expr.type_name()`', expr.pos())
 				return '', pos
 			}
 		}
@@ -1218,7 +1218,7 @@ fn (mut c Checker) fail_if_immutable(expr ast.Expr) (string, token.Position) {
 	return to_lock, pos
 }
 
-fn (mut c Checker) type_implements(typ ast.Type, interface_type ast.Type, pos token.Position) bool {
+fn (mut c Checker) type_implements(typ ast.Type, interface_type ast.Type, pos token.Pos) bool {
 	if typ == interface_type {
 		return true
 	}
@@ -1441,7 +1441,7 @@ pub fn (mut c Checker) check_or_expr(node ast.OrExpr, ret_type ast.Type, expr_re
 				type_name := c.table.type_to_str(last_stmt.typ)
 				expr_return_type_name := c.table.type_to_str(expr_return_type)
 				c.error('the default expression type in the `or` block should be `$expr_return_type_name`, instead you gave a value of type `$type_name`',
-					last_stmt.expr.position())
+					last_stmt.expr.pos())
 			}
 			else {}
 		}
@@ -1632,7 +1632,7 @@ pub fn (mut c Checker) const_decl(mut node ast.ConstDecl) {
 	for field in node.fields {
 		// TODO Check const name once the syntax is decided
 		if field.name in c.const_names {
-			name_pos := token.Position{
+			name_pos := token.Pos{
 				...field.pos
 				len: util.no_cur_mod(field.name, c.mod).len
 			}
@@ -1703,7 +1703,7 @@ pub fn (mut c Checker) enum_decl(mut node ast.EnumDecl) {
 							continue
 						}
 					}
-					mut pos := field.expr.position()
+					mut pos := field.expr.pos()
 					if pos.pos == 0 {
 						pos = field.pos
 					}
@@ -1727,7 +1727,7 @@ pub fn (mut c Checker) enum_decl(mut node ast.EnumDecl) {
 }
 
 [inline]
-fn (mut c Checker) check_loop_label(label string, pos token.Position) {
+fn (mut c Checker) check_loop_label(label string, pos token.Pos) {
 	if label.len == 0 {
 		// ignore
 		return
@@ -1970,13 +1970,13 @@ fn (mut c Checker) go_expr(mut node ast.GoExpr) ast.Type {
 	for arg in node.call_expr.args {
 		if arg.is_mut && !arg.typ.is_ptr() {
 			c.error('function in `go` statement cannot contain mutable non-reference arguments',
-				arg.expr.position())
+				arg.expr.pos())
 		}
 	}
 	if node.call_expr.is_method && node.call_expr.receiver_type.is_ptr()
 		&& !node.call_expr.left_type.is_ptr() {
 		c.error('method in `go` statement cannot have non-reference mutable receiver',
-			node.call_expr.left.position())
+			node.call_expr.left.pos())
 	}
 
 	if c.pref.backend.is_js() {
@@ -2256,7 +2256,7 @@ fn (mut c Checker) stmts(stmts []ast.Stmt) {
 //    `x := if cond { stmt1 stmt2 ExprStmt } else { stmt2 stmt3 ExprStmt }`,
 //    `x := match expr { Type1 { stmt1 stmt2 ExprStmt } else { stmt2 stmt3 ExprStmt }`.
 fn (mut c Checker) stmts_ending_with_expression(stmts []ast.Stmt) {
-	mut unreachable := token.Position{
+	mut unreachable := token.Pos{
 		line_nr: -1
 	}
 	c.expected_type = ast.void_type
@@ -2270,7 +2270,7 @@ fn (mut c Checker) stmts_ending_with_expression(stmts []ast.Stmt) {
 		}
 		c.stmt(stmt)
 		if stmt is ast.GotoLabel {
-			unreachable = token.Position{
+			unreachable = token.Pos{
 				line_nr: -1
 			}
 			c.scope_returns = false
@@ -2308,13 +2308,13 @@ pub fn (mut c Checker) expr(node ast.Expr) ast.Type {
 
 	// c.expr_level set to 150 so that stack overflow does not occur on windows
 	if c.expr_level > 150 {
-		c.error('checker: too many expr levels: $c.expr_level ', node.position())
+		c.error('checker: too many expr levels: $c.expr_level ', node.pos())
 		return ast.void_type
 	}
 	match mut node {
 		ast.NodeError {}
 		ast.EmptyExpr {
-			c.error('checker.expr(): unhandled EmptyExpr', token.Position{})
+			c.error('checker.expr(): unhandled EmptyExpr', token.Pos{})
 		}
 		ast.CTempVar {
 			return node.typ
@@ -2326,7 +2326,7 @@ pub fn (mut c Checker) expr(node ast.Expr) ast.Type {
 			typ := c.expr(node.expr)
 			type_sym := c.table.sym(typ)
 			if type_sym.kind != .array {
-				c.error('decomposition can only be used on arrays', node.expr.position())
+				c.error('decomposition can only be used on arrays', node.expr.pos())
 				return ast.void_type
 			}
 			array_info := type_sym.info as ast.Array
@@ -2414,10 +2414,10 @@ pub fn (mut c Checker) expr(node ast.Expr) ast.Type {
 			expr_sym := c.table.sym(expr_type)
 			if expr_type != ast.string_type {
 				c.error('expected `string` instead of `$expr_sym.name` (e.g. `field.name`)',
-					node.field_expr.position())
+					node.field_expr.pos())
 			}
 			if mut node.field_expr is ast.SelectorExpr {
-				left_pos := node.field_expr.expr.position()
+				left_pos := node.field_expr.expr.pos()
 				if c.comptime_fields_type.len == 0 {
 					c.error('compile time field access can only be used when iterating over `T.fields`',
 						left_pos)
@@ -2428,7 +2428,7 @@ pub fn (mut c Checker) expr(node ast.Expr) ast.Type {
 				}
 				c.error('unknown `\$for` variable `$expr_name`', left_pos)
 			} else {
-				c.error('expected selector expression e.g. `$(field.name)`', node.field_expr.position())
+				c.error('expected selector expression e.g. `$(field.name)`', node.field_expr.pos())
 			}
 			return ast.void_type
 		}
@@ -2438,7 +2438,7 @@ pub fn (mut c Checker) expr(node ast.Expr) ast.Type {
 		ast.DumpExpr {
 			node.expr_type = c.expr(node.expr)
 			if node.expr_type.idx() == ast.void_type_idx {
-				c.error('dump expression can not be void', node.expr.position())
+				c.error('dump expression can not be void', node.expr.pos())
 				return ast.void_type
 			}
 			tsym := c.table.sym(node.expr_type)
@@ -2487,7 +2487,7 @@ pub fn (mut c Checker) expr(node ast.Expr) ast.Type {
 					else {}
 				}
 				if no_opt {
-					c.error('expression should return an option', node.expr.position())
+					c.error('expression should return an option', node.expr.pos())
 				}
 			}
 			return ast.bool_type
@@ -2650,7 +2650,7 @@ pub fn (mut c Checker) cast_expr(mut node ast.CastExpr) ast.Type {
 			node.pos)
 	}
 	if from_type == ast.void_type {
-		c.error('expression does not return a value so it cannot be cast', node.expr.position())
+		c.error('expression does not return a value so it cannot be cast', node.expr.pos())
 	}
 	if to_sym.kind == .sum_type {
 		if from_type in [ast.int_literal_type, ast.float_literal_type] {
@@ -3212,10 +3212,10 @@ pub fn (mut c Checker) select_expr(mut node ast.SelectExpr) ast.Type {
 						if branch.stmt.expr.left !is ast.Ident
 							&& branch.stmt.expr.left !is ast.SelectorExpr
 							&& branch.stmt.expr.left !is ast.IndexExpr {
-							c.error('channel in `select` key must be predefined', branch.stmt.expr.left.position())
+							c.error('channel in `select` key must be predefined', branch.stmt.expr.left.pos())
 						}
 					} else {
-						c.error('invalid expression for `select` key', branch.stmt.expr.position())
+						c.error('invalid expression for `select` key', branch.stmt.expr.pos())
 					}
 				}
 			}
@@ -3225,7 +3225,7 @@ pub fn (mut c Checker) select_expr(mut node ast.SelectExpr) ast.Type {
 					ast.PrefixExpr {
 						if expr.right !is ast.Ident && expr.right !is ast.SelectorExpr
 							&& expr.right !is ast.IndexExpr {
-							c.error('channel in `select` key must be predefined', expr.right.position())
+							c.error('channel in `select` key must be predefined', expr.right.pos())
 						}
 						if expr.or_block.kind != .absent {
 							err_prefix := if expr.or_block.kind == .block {
@@ -3237,7 +3237,7 @@ pub fn (mut c Checker) select_expr(mut node ast.SelectExpr) ast.Type {
 						}
 					}
 					else {
-						c.error('`<-` receive expression expected', branch.stmt.right[0].position())
+						c.error('`<-` receive expression expected', branch.stmt.right[0].pos())
 					}
 				}
 			}
@@ -3262,12 +3262,12 @@ pub fn (mut c Checker) lock_expr(mut node ast.LockExpr) ast.Type {
 		if !e_typ.has_flag(.shared_f) {
 			obj_type := if node.lockeds[i] is ast.Ident { 'variable' } else { 'struct element' }
 			c.error('`$id_name` must be declared as `shared` $obj_type to be locked',
-				node.lockeds[i].position())
+				node.lockeds[i].pos())
 		}
 		if id_name in c.locked_names {
-			c.error('`$id_name` is already locked', node.lockeds[i].position())
+			c.error('`$id_name` is already locked', node.lockeds[i].pos())
 		} else if id_name in c.rlocked_names {
-			c.error('`$id_name` is already read-locked', node.lockeds[i].position())
+			c.error('`$id_name` is already read-locked', node.lockeds[i].pos())
 		}
 		if node.is_rlock[i] {
 			c.rlocked_names << id_name
@@ -3534,7 +3534,7 @@ pub fn (mut c Checker) prefix_expr(mut node ast.PrefixExpr) ast.Type {
 	return right_type
 }
 
-fn (mut c Checker) check_index(typ_sym &ast.TypeSymbol, index ast.Expr, index_type ast.Type, pos token.Position, range_index bool, is_gated bool) {
+fn (mut c Checker) check_index(typ_sym &ast.TypeSymbol, index ast.Expr, index_type ast.Type, pos token.Pos, range_index bool, is_gated bool) {
 	index_type_sym := c.table.sym(index_type)
 	// println('index expr left=$typ_sym.name $node.pos.line_nr')
 	// if typ_sym.kind == .array && (!(ast.type_idx(index_type) in ast.number_type_idxs) &&
@@ -3797,12 +3797,12 @@ pub fn (mut c Checker) add_error_detail(s string) {
 	c.error_details << s
 }
 
-pub fn (mut c Checker) warn(s string, pos token.Position) {
+pub fn (mut c Checker) warn(s string, pos token.Pos) {
 	allow_warnings := !(c.pref.is_prod || c.pref.warns_are_errors) // allow warnings only in dev builds
 	c.warn_or_error(s, pos, allow_warnings)
 }
 
-pub fn (mut c Checker) error(message string, pos token.Position) {
+pub fn (mut c Checker) error(message string, pos token.Pos) {
 	$if checker_exit_on_first_error ? {
 		eprintln('\n\n>> checker error: $message, pos: $pos')
 		print_backtrace()
@@ -3848,7 +3848,7 @@ fn (c &Checker) check_struct_signature(from ast.Struct, to ast.Struct) bool {
 	return true
 }
 
-pub fn (mut c Checker) note(message string, pos token.Position) {
+pub fn (mut c Checker) note(message string, pos token.Pos) {
 	if c.pref.message_limit >= 0 && c.nr_notices >= c.pref.message_limit {
 		c.should_abort = true
 		return
@@ -3873,7 +3873,7 @@ pub fn (mut c Checker) note(message string, pos token.Position) {
 	c.nr_notices++
 }
 
-fn (mut c Checker) warn_or_error(message string, pos token.Position, warn bool) {
+fn (mut c Checker) warn_or_error(message string, pos token.Pos, warn bool) {
 	// add backtrace to issue struct, how?
 	// if c.pref.is_verbose {
 	// print_backtrace()
@@ -3950,7 +3950,7 @@ fn (mut c Checker) trace(fbase string, message string) {
 	}
 }
 
-fn (mut c Checker) ensure_type_exists(typ ast.Type, pos token.Position) ? {
+fn (mut c Checker) ensure_type_exists(typ ast.Type, pos token.Pos) ? {
 	if typ == 0 {
 		c.error('unknown type', pos)
 		return
diff --git a/vlib/v/checker/comptime.v b/vlib/v/checker/comptime.v
index 6f07bb1442..72ffd04489 100644
--- a/vlib/v/checker/comptime.v
+++ b/vlib/v/checker/comptime.v
@@ -414,7 +414,7 @@ fn (mut c Checker) evaluate_once_comptime_if_attribute(mut node ast.Attr) bool {
 
 // comptime_if_branch checks the condition of a compile-time `if` branch. It returns `true`
 // if that branch's contents should be skipped (targets a different os for example)
-fn (mut c Checker) comptime_if_branch(cond ast.Expr, pos token.Position) bool {
+fn (mut c Checker) comptime_if_branch(cond ast.Expr, pos token.Pos) bool {
 	// TODO: better error messages here
 	match cond {
 		ast.BoolLiteral {
@@ -456,7 +456,7 @@ fn (mut c Checker) comptime_if_branch(cond ast.Expr, pos token.Position) bool {
 						sym := c.table.sym(cond.right.typ)
 						if sym.kind != .interface_ {
 							c.expr(cond.left)
-							// c.error('`$sym.name` is not an interface', cond.right.position())
+							// c.error('`$sym.name` is not an interface', cond.right.pos())
 						}
 						return false
 					} else if cond.left in [ast.SelectorExpr, ast.TypeNode] {
@@ -465,7 +465,7 @@ fn (mut c Checker) comptime_if_branch(cond ast.Expr, pos token.Position) bool {
 						return false
 					} else {
 						c.error('invalid `\$if` condition: expected a type or a selector expression or an interface check',
-							cond.left.position())
+							cond.left.pos())
 					}
 				}
 				.eq, .ne {
diff --git a/vlib/v/checker/containers.v b/vlib/v/checker/containers.v
index 0946fdf82d..39fbb188e9 100644
--- a/vlib/v/checker/containers.v
+++ b/vlib/v/checker/containers.v
@@ -22,7 +22,7 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 			default_typ := c.check_expr_opt_call(default_expr, c.expr(default_expr))
 			node.default_type = default_typ
 			c.check_expected(default_typ, node.elem_type) or {
-				c.error(err.msg, default_expr.position())
+				c.error(err.msg, default_expr.pos())
 			}
 		}
 		if node.has_len {
@@ -30,7 +30,7 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 				elem_type_sym := c.table.sym(node.elem_type)
 				if elem_type_sym.kind == .interface_ {
 					c.error('cannot instantiate an array of interfaces without also giving a default `init:` value',
-						node.len_expr.position())
+						node.len_expr.pos())
 				}
 			}
 			c.ensure_sumtype_array_has_default_value(node)
@@ -87,7 +87,7 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 		for i, mut expr in node.exprs {
 			typ := c.check_expr_opt_call(expr, c.expr(expr))
 			if typ == ast.void_type {
-				c.error('invalid void array element type', expr.position())
+				c.error('invalid void array element type', expr.pos())
 			}
 			node.expr_types << typ
 			// The first element's type
@@ -95,7 +95,7 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 				if i == 0 {
 					elem_type = expected_value_type
 					c.expected_type = elem_type
-					c.type_implements(typ, elem_type, expr.position())
+					c.type_implements(typ, elem_type, expr.pos())
 				}
 				if !typ.is_ptr() && !typ.is_pointer() && !c.inside_unsafe {
 					typ_sym := c.table.sym(typ)
@@ -117,7 +117,7 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 			}
 			if expr !is ast.TypeNode {
 				c.check_expected(typ, elem_type) or {
-					c.error('invalid array element: $err.msg', expr.position())
+					c.error('invalid array element: $err.msg', expr.pos())
 				}
 			}
 		}
@@ -163,12 +163,12 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 				}
 			}
 			else {
-				c.error('fixed array size cannot use non-constant value', init_expr.position())
+				c.error('fixed array size cannot use non-constant value', init_expr.pos())
 			}
 		}
 		if fixed_size <= 0 {
 			c.error('fixed size cannot be zero or negative (fixed_size: $fixed_size)',
-				init_expr.position())
+				init_expr.pos())
 		}
 		idx := c.table.find_or_register_array_fixed(node.elem_type, int(fixed_size), init_expr)
 		if node.elem_type.has_flag(.generic) {
@@ -183,7 +183,7 @@ pub fn (mut c Checker) array_init(mut node ast.ArrayInit) ast.Type {
 	return node.typ
 }
 
-fn (mut c Checker) check_array_init_para_type(para string, expr ast.Expr, pos token.Position) {
+fn (mut c Checker) check_array_init_para_type(para string, expr ast.Expr, pos token.Pos) {
 	sym := c.table.sym(c.expr(expr))
 	if sym.kind !in [.int, .int_literal] {
 		c.error('array $para needs to be an int', pos)
@@ -261,13 +261,13 @@ pub fn (mut c Checker) map_init(mut node ast.MapInit) ast.Type {
 			if !c.check_types(key_type, key0_type) || (i == 0 && key_type.is_number()
 				&& key0_type.is_number() && key0_type != ast.mktyp(key_type)) {
 				msg := c.expected_msg(key_type, key0_type)
-				c.error('invalid map key: $msg', key.position())
+				c.error('invalid map key: $msg', key.pos())
 				same_key_type = false
 			}
 			if !c.check_types(val_type, val0_type) || (i == 0 && val_type.is_number()
 				&& val0_type.is_number() && val0_type != ast.mktyp(val_type)) {
 				msg := c.expected_msg(val_type, val0_type)
-				c.error('invalid map value: $msg', val.position())
+				c.error('invalid map value: $msg', val.pos())
 			}
 		}
 		if same_key_type {
diff --git a/vlib/v/checker/fn.v b/vlib/v/checker/fn.v
index b024a9716e..2be4130329 100644
--- a/vlib/v/checker/fn.v
+++ b/vlib/v/checker/fn.v
@@ -355,15 +355,15 @@ pub fn (mut c Checker) call_expr(mut node ast.CallExpr) ast.Type {
 			if !arg.is_mut {
 				tok := call_arg.share.str()
 				c.error('`$node.name` parameter `$arg.name` is not `$tok`, `$tok` is not needed`',
-					call_arg.expr.position())
+					call_arg.expr.pos())
 			} else if arg.typ.share() != call_arg.share {
-				c.error('wrong shared type', call_arg.expr.position())
+				c.error('wrong shared type', call_arg.expr.pos())
 			}
 		} else {
 			if arg.is_mut && (!call_arg.is_mut || arg.typ.share() != call_arg.share) {
 				tok := call_arg.share.str()
 				c.error('`$node.name` parameter `$arg.name` is `$tok`, you need to provide `$tok` e.g. `$tok arg${i+1}`',
-					call_arg.expr.position())
+					call_arg.expr.pos())
 			}
 		}
 	}
@@ -787,15 +787,15 @@ pub fn (mut c Checker) fn_call(mut node ast.CallExpr, mut continue_check &bool)
 		if call_arg.is_mut {
 			to_lock, pos := c.fail_if_immutable(call_arg.expr)
 			if !call_arg.expr.is_lvalue() {
-				c.error('cannot pass expression as `mut`', call_arg.expr.position())
+				c.error('cannot pass expression as `mut`', call_arg.expr.pos())
 			}
 			if !param.is_mut {
 				tok := call_arg.share.str()
 				c.error('`$node.name` parameter `$param.name` is not `$tok`, `$tok` is not needed`',
-					call_arg.expr.position())
+					call_arg.expr.pos())
 			} else {
 				if param.typ.share() != call_arg.share {
-					c.error('wrong shared type', call_arg.expr.position())
+					c.error('wrong shared type', call_arg.expr.pos())
 				}
 				if to_lock != '' && !param.typ.has_flag(.shared_f) {
 					c.error('$to_lock is `shared` and must be `lock`ed to be passed as `mut`',
@@ -806,7 +806,7 @@ pub fn (mut c Checker) fn_call(mut node ast.CallExpr, mut continue_check &bool)
 			if param.is_mut {
 				tok := call_arg.share.str()
 				c.error('`$node.name` parameter `$param.name` is `$tok`, you need to provide `$tok` e.g. `$tok arg${
-					i + 1}`', call_arg.expr.position())
+					i + 1}`', call_arg.expr.pos())
 			} else {
 				c.fail_if_unreadable(call_arg.expr, typ, 'argument')
 			}
@@ -828,11 +828,11 @@ pub fn (mut c Checker) fn_call(mut node ast.CallExpr, mut continue_check &bool)
 			&& (param.typ == ast.voidptr_type || final_param_sym.idx == ast.voidptr_type_idx)
 			&& !call_arg.typ.is_any_kind_of_pointer() && func.language == .v
 			&& !call_arg.expr.is_lvalue() && func.name != 'json.encode' && !c.pref.translated {
-			c.error('expression cannot be passed as `voidptr`', call_arg.expr.position())
+			c.error('expression cannot be passed as `voidptr`', call_arg.expr.pos())
 		}
 		// Handle expected interface
 		if final_param_sym.kind == .interface_ {
-			if c.type_implements(typ, final_param_typ, call_arg.expr.position()) {
+			if c.type_implements(typ, final_param_typ, call_arg.expr.pos()) {
 				if !typ.is_ptr() && !typ.is_pointer() && !c.inside_unsafe
 					&& typ_sym.kind != .interface_ {
 					c.mark_as_referenced(mut &call_arg.expr, true)
@@ -922,7 +922,7 @@ pub fn (mut c Checker) fn_call(mut node ast.CallExpr, mut continue_check &bool)
 					utyp := c.unwrap_generic(typ)
 					unwrap_sym := c.table.sym(unwrap_typ)
 					if unwrap_sym.kind == .interface_ {
-						if c.type_implements(utyp, unwrap_typ, call_arg.expr.position()) {
+						if c.type_implements(utyp, unwrap_typ, call_arg.expr.pos()) {
 							if !utyp.is_ptr() && !utyp.is_pointer() && !c.inside_unsafe
 								&& c.table.sym(utyp).kind != .interface_ {
 								c.mark_as_referenced(mut &call_arg.expr, true)
@@ -1005,7 +1005,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 		'unknown method or field: `${left_sym.name}.$method_name`'
 	}
 	if left_type.has_flag(.optional) {
-		c.error('optional type cannot be called directly', node.left.position())
+		c.error('optional type cannot be called directly', node.left.pos())
 		return ast.void_type
 	}
 	if left_sym.kind in [.sum_type, .interface_] {
@@ -1019,7 +1019,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 	if left_type == ast.void_type {
 		// No need to print this error, since this means that the variable is unknown,
 		// and there already was an error before.
-		// c.error('`void` type has no methods', node.left.position())
+		// c.error('`void` type has no methods', node.left.pos())
 		return ast.void_type
 	}
 	mut concrete_types := []ast.Type{}
@@ -1057,7 +1057,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 				arg_type := c.expr(node.args[0].expr)
 				if arg_type !in [ast.int_type, ast.int_literal_type] {
 					c.error('the first argument of `array.insert()` should be integer',
-						node.args[0].expr.position())
+						node.args[0].expr.pos())
 					return ast.void_type
 				}
 			}
@@ -1073,7 +1073,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 		arg_type := c.expr(arg_expr)
 		arg_sym := c.table.sym(arg_type)
 		if !c.check_types(arg_type, info.elem_type) && !c.check_types(left_type, arg_type) {
-			c.error('cannot $method_name `$arg_sym.name` to `$left_sym.name`', arg_expr.position())
+			c.error('cannot $method_name `$arg_sym.name` to `$left_sym.name`', arg_expr.pos())
 		}
 	} else if final_left_sym.kind == .array && method_name in ['first', 'last', 'pop'] {
 		if final_left_sym.info is ast.Array {
@@ -1099,7 +1099,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 		return info.return_type
 	} else if left_sym.kind == .char && left_type.nr_muls() == 0 && method_name == 'str' {
 		c.error('calling `.str()` on type `char` is not allowed, use its address or cast it to an integer instead',
-			node.left.position().extend(node.pos))
+			node.left.pos().extend(node.pos))
 		return ast.void_type
 	}
 	mut method := ast.Fn{}
@@ -1164,7 +1164,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 		if method.params[0].is_mut {
 			to_lock, pos := c.fail_if_immutable(node.left)
 			if !node.left.is_lvalue() {
-				c.error('cannot pass expression as `mut`', node.left.position())
+				c.error('cannot pass expression as `mut`', node.left.pos())
 			}
 			// node.is_mut = true
 			if to_lock != '' && rec_share != .shared_t {
@@ -1232,7 +1232,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 			}
 			// Handle expected interface
 			if final_arg_sym.kind == .interface_ {
-				if c.type_implements(got_arg_typ, final_arg_typ, arg.expr.position()) {
+				if c.type_implements(got_arg_typ, final_arg_typ, arg.expr.pos()) {
 					if !got_arg_typ.is_ptr() && !got_arg_typ.is_pointer() && !c.inside_unsafe {
 						got_arg_typ_sym := c.table.sym(got_arg_typ)
 						if got_arg_typ_sym.kind != .interface_ {
@@ -1293,10 +1293,10 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 				if !param_is_mut {
 					tok := arg.share.str()
 					c.error('`$node.name` parameter `$param.name` is not `$tok`, `$tok` is not needed`',
-						arg.expr.position())
+						arg.expr.pos())
 				} else {
 					if param_share != arg.share {
-						c.error('wrong shared type', arg.expr.position())
+						c.error('wrong shared type', arg.expr.pos())
 					}
 					if to_lock != '' && param_share != .shared_t {
 						c.error('$to_lock is `shared` and must be `lock`ed to be passed as `mut`',
@@ -1307,7 +1307,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
 				if param_is_mut {
 					tok := arg.share.str()
 					c.error('`$node.name` parameter `$param.name` is `$tok`, you need to provide `$tok` e.g. `$tok arg${
-						i + 1}`', arg.expr.position())
+						i + 1}`', arg.expr.pos())
 				} else {
 					c.fail_if_unreadable(arg.expr, got_arg_typ, 'argument')
 				}
@@ -1728,7 +1728,7 @@ fn (mut c Checker) array_builtin_method_call(mut node ast.CallExpr, left_type as
 			node.return_type = c.table.find_or_register_array(thread_ret_type)
 		} else {
 			c.error('`$left_sym.name` has no method `wait()` (only thread handles and arrays of them have)',
-				node.left.position())
+				node.left.pos())
 		}
 	}
 	// map/filter are supposed to have 1 arg only
@@ -1783,7 +1783,7 @@ fn (mut c Checker) array_builtin_method_call(mut node ast.CallExpr, left_type as
 	return node.return_type
 }
 
-fn scope_register_it(mut s ast.Scope, pos token.Position, typ ast.Type) {
+fn scope_register_it(mut s ast.Scope, pos token.Pos, typ ast.Type) {
 	s.register(ast.Var{
 		name: 'it'
 		pos: pos
@@ -1792,7 +1792,7 @@ fn scope_register_it(mut s ast.Scope, pos token.Position, typ ast.Type) {
 	})
 }
 
-fn scope_register_a_b(mut s ast.Scope, pos token.Position, typ ast.Type) {
+fn scope_register_a_b(mut s ast.Scope, pos token.Pos, typ ast.Type) {
 	s.register(ast.Var{
 		name: 'a'
 		pos: pos
diff --git a/vlib/v/checker/for.v b/vlib/v/checker/for.v
index e483b47b8b..05b401d2e3 100644
--- a/vlib/v/checker/for.v
+++ b/vlib/v/checker/for.v
@@ -35,13 +35,13 @@ fn (mut c Checker) for_in_stmt(mut node ast.ForInStmt) {
 		high_type := c.expr(node.high)
 		high_type_idx := high_type.idx()
 		if typ_idx in ast.integer_type_idxs && high_type_idx !in ast.integer_type_idxs {
-			c.error('range types do not match', node.cond.position())
+			c.error('range types do not match', node.cond.pos())
 		} else if typ_idx in ast.float_type_idxs || high_type_idx in ast.float_type_idxs {
-			c.error('range type can not be float', node.cond.position())
+			c.error('range type can not be float', node.cond.pos())
 		} else if typ_idx == ast.bool_type_idx || high_type_idx == ast.bool_type_idx {
-			c.error('range type can not be bool', node.cond.position())
+			c.error('range type can not be bool', node.cond.pos())
 		} else if typ_idx == ast.string_type_idx || high_type_idx == ast.string_type_idx {
-			c.error('range type can not be string', node.cond.position())
+			c.error('range type can not be string', node.cond.pos())
 		}
 		if high_type in [ast.int_type, ast.int_literal_type] {
 			node.val_type = typ
@@ -55,19 +55,19 @@ fn (mut c Checker) for_in_stmt(mut node ast.ForInStmt) {
 		if sym.kind == .struct_ {
 			// iterators
 			next_fn := sym.find_method_with_generic_parent('next') or {
-				c.error('a struct must have a `next()` method to be an iterator', node.cond.position())
+				c.error('a struct must have a `next()` method to be an iterator', node.cond.pos())
 				return
 			}
 			if !next_fn.return_type.has_flag(.optional) {
-				c.error('iterator method `next()` must return an optional', node.cond.position())
+				c.error('iterator method `next()` must return an optional', node.cond.pos())
 			}
 			return_sym := c.table.sym(next_fn.return_type)
 			if return_sym.kind == .multi_return {
-				c.error('iterator method `next()` must not return multiple values', node.cond.position())
+				c.error('iterator method `next()` must not return multiple values', node.cond.pos())
 			}
 			// the receiver
 			if next_fn.params.len != 1 {
-				c.error('iterator method `next()` must have 0 parameters', node.cond.position())
+				c.error('iterator method `next()` must have 0 parameters', node.cond.pos())
 			}
 			mut val_type := next_fn.return_type.clear_flag(.optional)
 			if node.val_is_mut {
@@ -96,7 +96,7 @@ fn (mut c Checker) for_in_stmt(mut node ast.ForInStmt) {
 			mut value_type := c.table.value_type(typ)
 			if value_type == ast.void_type || typ.has_flag(.optional) {
 				if typ != ast.void_type {
-					c.error('for in: cannot index `${c.table.type_to_str(typ)}`', node.cond.position())
+					c.error('for in: cannot index `${c.table.type_to_str(typ)}`', node.cond.pos())
 				}
 			}
 			if node.val_is_mut {
diff --git a/vlib/v/checker/if.v b/vlib/v/checker/if.v
index 6dae10f53c..b85217f8c0 100644
--- a/vlib/v/checker/if.v
+++ b/vlib/v/checker/if.v
@@ -43,7 +43,7 @@ pub fn (mut c Checker) if_expr(mut node ast.IfExpr) ast.Type {
 				if (cond_typ.idx() != ast.bool_type_idx || cond_typ.has_flag(.optional))
 					&& !c.pref.translated {
 					c.error('non-bool type `${c.table.type_to_str(cond_typ)}` used as if condition',
-						branch.cond.position())
+						branch.cond.pos())
 				}
 			}
 		}
@@ -53,13 +53,13 @@ pub fn (mut c Checker) if_expr(mut node ast.IfExpr) ast.Type {
 			if mut branch.cond is ast.InfixExpr {
 				if branch.cond.op == .key_is {
 					if branch.cond.right !is ast.TypeNode {
-						c.error('invalid `\$if` condition: expected a type', branch.cond.right.position())
+						c.error('invalid `\$if` condition: expected a type', branch.cond.right.pos())
 						return 0
 					}
 					got_type := c.unwrap_generic((branch.cond.right as ast.TypeNode).typ)
 					sym := c.table.sym(got_type)
 					if sym.kind == .placeholder || got_type.has_flag(.generic) {
-						c.error('unknown type `$sym.name`', branch.cond.right.position())
+						c.error('unknown type `$sym.name`', branch.cond.right.pos())
 					}
 					left := branch.cond.left
 					if left is ast.SelectorExpr {
@@ -271,7 +271,7 @@ fn (mut c Checker) smartcast_if_conds(node ast.Expr, mut scope ast.Scope) {
 					ast.none_type_idx
 				}
 				else {
-					c.error('invalid type `$right_expr`', right_expr.position())
+					c.error('invalid type `$right_expr`', right_expr.pos())
 					ast.Type(0)
 				}
 			}
diff --git a/vlib/v/checker/interface.v b/vlib/v/checker/interface.v
index 7182667bf5..d9a4dc08ac 100644
--- a/vlib/v/checker/interface.v
+++ b/vlib/v/checker/interface.v
@@ -165,7 +165,7 @@ pub fn (mut c Checker) interface_decl(mut node ast.InterfaceDecl) {
 	}
 }
 
-fn (mut c Checker) resolve_generic_interface(typ ast.Type, interface_type ast.Type, pos token.Position) ast.Type {
+fn (mut c Checker) resolve_generic_interface(typ ast.Type, interface_type ast.Type, pos token.Pos) ast.Type {
 	utyp := c.unwrap_generic(typ)
 	typ_sym := c.table.sym(utyp)
 	mut inter_sym := c.table.sym(interface_type)
diff --git a/vlib/v/checker/match.v b/vlib/v/checker/match.v
index 134673396d..1d0b774e8d 100644
--- a/vlib/v/checker/match.v
+++ b/vlib/v/checker/match.v
@@ -73,7 +73,7 @@ pub fn (mut c Checker) match_expr(mut node ast.MatchExpr) ast.Type {
 							is_noreturn := is_noreturn_callexpr(stmt.expr)
 							if !(node.is_expr && ret_sym.kind == .sum_type) && !is_noreturn {
 								c.error('return type mismatch, it should be `$ret_sym.name`',
-									stmt.expr.position())
+									stmt.expr.pos())
 							}
 						}
 					}
@@ -213,9 +213,9 @@ fn (mut c Checker) match_exprs(mut node ast.MatchExpr, cond_type_sym ast.TypeSym
 				// TODO
 				// This generates a memory issue with TCC
 				// Needs to be checked later when TCC errors are fixed
-				// Current solution is to move expr.position() to its own statement
-				// c.type_implements(expr_type, c.expected_type, expr.position())
-				expr_pos := expr.position()
+				// Current solution is to move expr.pos() to its own statement
+				// c.type_implements(expr_type, c.expected_type, expr.pos())
+				expr_pos := expr.pos()
 				if c.type_implements(expr_type, c.expected_type, expr_pos) {
 					if !expr_type.is_ptr() && !expr_type.is_pointer() && !c.inside_unsafe {
 						if expr_type_sym.kind != .interface_ {
@@ -227,16 +227,16 @@ fn (mut c Checker) match_exprs(mut node ast.MatchExpr, cond_type_sym ast.TypeSym
 				if expr_type !in cond_type_sym.info.variants {
 					expr_str := c.table.type_to_str(expr_type)
 					expect_str := c.table.type_to_str(node.cond_type)
-					c.error('`$expect_str` has no variant `$expr_str`', expr.position())
+					c.error('`$expect_str` has no variant `$expr_str`', expr.pos())
 				}
 			} else if cond_type_sym.info is ast.Alias && expr_type_sym.info is ast.Struct {
 				expr_str := c.table.type_to_str(expr_type)
 				expect_str := c.table.type_to_str(node.cond_type)
-				c.error('cannot match alias type `$expect_str` with `$expr_str`', expr.position())
+				c.error('cannot match alias type `$expect_str` with `$expr_str`', expr.pos())
 			} else if !c.check_types(expr_type, node.cond_type) {
 				expr_str := c.table.type_to_str(expr_type)
 				expect_str := c.table.type_to_str(node.cond_type)
-				c.error('cannot match `$expect_str` with `$expr_str`', expr.position())
+				c.error('cannot match `$expect_str` with `$expr_str`', expr.pos())
 			}
 			branch_exprs[key] = val + 1
 		}
diff --git a/vlib/v/checker/orm.v b/vlib/v/checker/orm.v
index 72d8776b16..053bc12d57 100644
--- a/vlib/v/checker/orm.v
+++ b/vlib/v/checker/orm.v
@@ -174,7 +174,7 @@ fn (mut c Checker) sql_stmt_line(mut node ast.SqlStmtLine) ast.Type {
 	return ast.void_type
 }
 
-fn (mut c Checker) fetch_and_verify_orm_fields(info ast.Struct, pos token.Position, table_name string) []ast.StructField {
+fn (mut c Checker) fetch_and_verify_orm_fields(info ast.Struct, pos token.Pos, table_name string) []ast.StructField {
 	fields := info.fields.filter(
 		(it.typ in [ast.string_type, ast.bool_type] || int(it.typ) in ast.number_type_idxs
 		|| c.table.type_symbols[int(it.typ)].kind == .struct_
diff --git a/vlib/v/checker/return.v b/vlib/v/checker/return.v
index 92e805f8c9..cbbf0cf2a5 100644
--- a/vlib/v/checker/return.v
+++ b/vlib/v/checker/return.v
@@ -11,7 +11,7 @@ pub fn (mut c Checker) return_stmt(mut node ast.Return) {
 	mut expected_type := c.unwrap_generic(c.expected_type)
 	expected_type_sym := c.table.sym(expected_type)
 	if node.exprs.len > 0 && c.table.cur_fn.return_type == ast.void_type {
-		c.error('unexpected argument, current function does not return anything', node.exprs[0].position())
+		c.error('unexpected argument, current function does not return anything', node.exprs[0].pos())
 		return
 	} else if node.exprs.len == 0 && !(c.expected_type == ast.void_type
 		|| expected_type_sym.kind == .void) {
@@ -82,7 +82,7 @@ pub fn (mut c Checker) return_stmt(mut node ast.Return) {
 		got_typ := c.unwrap_generic(got_types[i])
 		if got_typ.has_flag(.optional) && (!exp_type.has_flag(.optional)
 			|| c.table.type_to_str(got_typ) != c.table.type_to_str(exp_type)) {
-			pos := node.exprs[i].position()
+			pos := node.exprs[i].pos()
 			c.error('cannot use `${c.table.type_to_str(got_typ)}` as type `${c.table.type_to_str(exp_type)}` in return argument',
 				pos)
 		}
@@ -98,13 +98,13 @@ pub fn (mut c Checker) return_stmt(mut node ast.Return) {
 				}
 				continue
 			}
-			pos := node.exprs[i].position()
+			pos := node.exprs[i].pos()
 			c.error('cannot use `$got_typ_sym.name` as type `${c.table.type_to_str(exp_type)}` in return argument',
 				pos)
 		}
 		if (got_typ.is_ptr() || got_typ.is_pointer())
 			&& (!exp_type.is_ptr() && !exp_type.is_pointer()) {
-			pos := node.exprs[i].position()
+			pos := node.exprs[i].pos()
 			if node.exprs[i].is_auto_deref_var() {
 				continue
 			}
@@ -114,7 +114,7 @@ pub fn (mut c Checker) return_stmt(mut node ast.Return) {
 		if (exp_type.is_ptr() || exp_type.is_pointer())
 			&& (!got_typ.is_ptr() && !got_typ.is_pointer()) && got_typ != ast.int_literal_type
 			&& !c.pref.translated {
-			pos := node.exprs[i].position()
+			pos := node.exprs[i].pos()
 			if node.exprs[i].is_auto_deref_var() {
 				continue
 			}
diff --git a/vlib/v/checker/struct.v b/vlib/v/checker/struct.v
index 3bc20562fe..715a8ebd1e 100644
--- a/vlib/v/checker/struct.v
+++ b/vlib/v/checker/struct.v
@@ -82,7 +82,7 @@ pub fn (mut c Checker) struct_decl(mut node ast.StructDecl) {
 						}
 					} else {
 						c.error('incompatible initializer for field `$field.name`: $err.msg',
-							field.default_expr.position())
+							field.default_expr.pos())
 					}
 				}
 				// Check for unnecessary inits like ` = 0` and ` = ''`
@@ -394,7 +394,7 @@ pub fn (mut c Checker) struct_init(mut node ast.StructInit) ast.Type {
 		node.update_expr_type = update_type
 		if c.table.type_kind(update_type) != .struct_ {
 			s := c.table.type_to_str(update_type)
-			c.error('expected struct, found `$s`', node.update_expr.position())
+			c.error('expected struct, found `$s`', node.update_expr.pos())
 		} else if update_type != node.typ {
 			from_sym := c.table.sym(update_type)
 			to_sym := c.table.sym(node.typ)
@@ -403,13 +403,13 @@ pub fn (mut c Checker) struct_init(mut node ast.StructInit) ast.Type {
 			// TODO this check is too strict
 			if !c.check_struct_signature(from_info, to_info) {
 				c.error('struct `$from_sym.name` is not compatible with struct `$to_sym.name`',
-					node.update_expr.position())
+					node.update_expr.pos())
 			}
 		}
 		if !node.update_expr.is_lvalue() {
 			// cgen will repeat `update_expr` for each field
 			// so enforce an lvalue for efficiency
-			c.error('expression is not an lvalue', node.update_expr.position())
+			c.error('expression is not an lvalue', node.update_expr.pos())
 		}
 	}
 	return node.typ
diff --git a/vlib/v/doc/comment.v b/vlib/v/doc/comment.v
index 468f46e4a7..5a870b258a 100644
--- a/vlib/v/doc/comment.v
+++ b/vlib/v/doc/comment.v
@@ -10,7 +10,7 @@ pub struct DocComment {
 pub mut:
 	text     string // Raw text content of the comment, excluding the comment token chars ('//, /*, */')
 	is_multi bool   // Is a block / multi-line comment
-	pos      token.Position
+	pos      token.Pos
 }
 
 // is_example returns true if the contents of this comment is a doc example.
diff --git a/vlib/v/doc/doc.v b/vlib/v/doc/doc.v
index 3149439804..583754b899 100644
--- a/vlib/v/doc/doc.v
+++ b/vlib/v/doc/doc.v
@@ -126,7 +126,7 @@ pub mut:
 	name        string
 	content     string
 	comments    []DocComment
-	pos         token.Position
+	pos         token.Pos
 	file_path   string
 	kind        SymbolKind
 	tags        []string
diff --git a/vlib/v/doc/utils.v b/vlib/v/doc/utils.v
index 3fb3973ff0..3ca6904470 100644
--- a/vlib/v/doc/utils.v
+++ b/vlib/v/doc/utils.v
@@ -19,7 +19,7 @@ pub fn ast_comment_to_doc_comment(ast_node ast.Comment) DocComment {
 	return DocComment{
 		text: text
 		is_multi: ast_node.is_multi
-		pos: token.Position{
+		pos: token.Pos{
 			line_nr: ast_node.pos.line_nr
 			col: 0 // ast_node.pos.pos - ast_node.text.len
 			len: text.len
diff --git a/vlib/v/errors/errors.v b/vlib/v/errors/errors.v
index 37a1fd24d3..4194a5dc43 100644
--- a/vlib/v/errors/errors.v
+++ b/vlib/v/errors/errors.v
@@ -15,7 +15,7 @@ pub:
 	message   string
 	details   string
 	file_path string
-	pos       token.Position
+	pos       token.Pos
 	backtrace string
 	reporter  Reporter
 }
@@ -25,7 +25,7 @@ pub:
 	message   string
 	details   string
 	file_path string
-	pos       token.Position
+	pos       token.Pos
 	reporter  Reporter
 }
 
@@ -34,6 +34,6 @@ pub:
 	message   string
 	details   string
 	file_path string
-	pos       token.Position
+	pos       token.Pos
 	reporter  Reporter
 }
diff --git a/vlib/v/fmt/fmt.v b/vlib/v/fmt/fmt.v
index cd20333c86..5e7c46d2c9 100644
--- a/vlib/v/fmt/fmt.v
+++ b/vlib/v/fmt/fmt.v
@@ -331,7 +331,7 @@ fn (f Fmt) should_insert_newline_before_node(node ast.Node, prev_node ast.Node)
 	if f.out.last_n(2) == '\n\n' {
 		return false
 	}
-	prev_line_nr := prev_node.position().last_line
+	prev_line_nr := prev_node.pos().last_line
 	// The nodes are Stmts
 	if node is ast.Stmt && prev_node is ast.Stmt {
 		stmt := node
@@ -372,7 +372,7 @@ fn (f Fmt) should_insert_newline_before_node(node ast.Node, prev_node ast.Node)
 		}
 	}
 	// The node shouldn't have a newline before
-	if node.position().line_nr - prev_line_nr <= 1 {
+	if node.pos().line_nr - prev_line_nr <= 1 {
 		return false
 	}
 	return true
@@ -507,7 +507,7 @@ fn stmt_is_single_line(stmt ast.Stmt) bool {
 
 pub fn (mut f Fmt) expr(node ast.Expr) {
 	if f.is_debug {
-		eprintln('expr: ${node.position():-42} | node: ${node.type_name():-20} | $node.str()')
+		eprintln('expr: ${node.pos():-42} | node: ${node.type_name():-20} | $node.str()')
 	}
 	match mut node {
 		ast.NodeError {}
@@ -1382,7 +1382,7 @@ pub fn (mut f Fmt) array_init(node ast.ArrayInit) {
 			}
 		} else {
 			next_line := if node.exprs.len > 0 {
-				node.exprs[0].position().line_nr
+				node.exprs[0].pos().line_nr
 			} else {
 				node.pos.last_line
 			}
@@ -1402,11 +1402,11 @@ pub fn (mut f Fmt) array_init(node ast.ArrayInit) {
 	}
 	mut set_comma := false
 	for i, expr in node.exprs {
-		pos := expr.position()
+		pos := expr.pos()
 		if i == 0 {
 			if f.array_init_depth > f.array_init_break.len {
 				f.array_init_break << pos.line_nr > last_line_nr
-					|| f.line_len + expr.position().len > fmt.max_len[3]
+					|| f.line_len + expr.pos().len > fmt.max_len[3]
 			}
 		}
 		line_break := f.array_init_break[f.array_init_depth - 1]
@@ -1449,7 +1449,7 @@ pub fn (mut f Fmt) array_init(node ast.ArrayInit) {
 		mut last_comment_was_inline := false
 		mut has_comments := node.ecmnts[i].len > 0
 		if i < node.ecmnts.len && has_comments {
-			expr_pos := expr.position()
+			expr_pos := expr.pos()
 			for icmt, cmt in node.ecmnts[i] {
 				if !set_comma && cmt.pos.pos > expr_pos.pos + expr_pos.len + 2 {
 					if icmt > 0 {
@@ -1464,7 +1464,7 @@ pub fn (mut f Fmt) array_init(node ast.ArrayInit) {
 				}
 				mut next_pos := expr_pos
 				if i + 1 < node.exprs.len {
-					next_pos = node.exprs[i + 1].position()
+					next_pos = node.exprs[i + 1].pos()
 				}
 				if cmt.pos.line_nr > expr_pos.last_line {
 					embed := i + 1 < node.exprs.len && next_pos.line_nr == cmt.pos.last_line
@@ -2114,7 +2114,7 @@ pub fn (mut f Fmt) map_init(node ast.MapInit) {
 		f.write(': ')
 		f.write(strings.repeat(` `, max_field_len - key.str().len))
 		f.expr(node.vals[i])
-		f.comments(node.comments[i], prev_line: node.vals[i].position().last_line, has_nl: false)
+		f.comments(node.comments[i], prev_line: node.vals[i].pos().last_line, has_nl: false)
 		f.writeln('')
 	}
 	f.indent--
diff --git a/vlib/v/fmt/struct.v b/vlib/v/fmt/struct.v
index 1a1c185182..532fd27fe7 100644
--- a/vlib/v/fmt/struct.v
+++ b/vlib/v/fmt/struct.v
@@ -91,7 +91,7 @@ pub fn (mut f Fmt) struct_decl(node ast.StructDecl) {
 				before_last_line = mu.max(before_last_line, node.fields[i - 1].comments.last().pos.last_line)
 			}
 			if node.fields[i - 1].has_default_expr {
-				before_last_line = mu.max(before_last_line, node.fields[i - 1].default_expr.position().last_line)
+				before_last_line = mu.max(before_last_line, node.fields[i - 1].default_expr.pos().last_line)
 			}
 
 			mut next_first_line := field.pos.line_nr
diff --git a/vlib/v/fmt/tests/inline_sum_type_keep.vv b/vlib/v/fmt/tests/inline_sum_type_keep.vv
index 32f79123f6..0f71497b3e 100644
--- a/vlib/v/fmt/tests/inline_sum_type_keep.vv
+++ b/vlib/v/fmt/tests/inline_sum_type_keep.vv
@@ -8,6 +8,6 @@ interface Egg {
 	milk string | int
 }
 
-fn foo(bar string | int) int | string | token.Position {
+fn foo(bar string | int) int | string | token.Pos {
 	return 1
 }
diff --git a/vlib/v/fmt/tests/match_with_commented_branches_keep.vv b/vlib/v/fmt/tests/match_with_commented_branches_keep.vv
index 3240eb55b0..f5760005e6 100644
--- a/vlib/v/fmt/tests/match_with_commented_branches_keep.vv
+++ b/vlib/v/fmt/tests/match_with_commented_branches_keep.vv
@@ -1,6 +1,6 @@
 module ast
 
-pub fn (stmt Stmt) position() Position {
+pub fn (stmt Stmt) pos() Pos {
 	match stmt {
 		AssertStmt { return stmt.pos }
 		AssignStmt { return stmt.pos }
@@ -52,6 +52,6 @@ pub fn (stmt Stmt) position() Position {
 		// }
 		*/
 		//
-		else { return Position{} }
+		else { return Pos{} }
 	}
 }
diff --git a/vlib/v/gen/c/assign.v b/vlib/v/gen/c/assign.v
index 4dc8c862a5..e04738a6d3 100644
--- a/vlib/v/gen/c/assign.v
+++ b/vlib/v/gen/c/assign.v
@@ -691,7 +691,7 @@ fn (mut g Gen) gen_cross_tmp_variable(left []ast.Expr, val ast.Expr) {
 			for lx in left {
 				if val_.str() == lx.str() {
 					g.write('_var_')
-					g.write(lx.position().pos.str())
+					g.write(lx.pos().pos.str())
 					has_var = true
 					break
 				}
@@ -731,7 +731,7 @@ fn (mut g Gen) gen_cross_tmp_variable(left []ast.Expr, val ast.Expr) {
 			for lx in left {
 				if val_.str() == lx.str() {
 					g.write('_var_')
-					g.write(lx.position().pos.str())
+					g.write(lx.pos().pos.str())
 					has_var = true
 					break
 				}
diff --git a/vlib/v/gen/c/cgen.v b/vlib/v/gen/c/cgen.v
index 284ee3a454..23f9fcaaff 100644
--- a/vlib/v/gen/c/cgen.v
+++ b/vlib/v/gen/c/cgen.v
@@ -1502,7 +1502,7 @@ fn (mut g Gen) stmts_with_tmp_var(stmts []ast.Stmt, tmp_var string) {
 				if stmt is ast.ExprStmt {
 					// For some reason ExprStmt.pos is 0 when ExprStmt.expr is comp if expr
 					// Extract the pos. TODO figure out why and fix.
-					stmt_pos = stmt.expr.position()
+					stmt_pos = stmt.expr.pos()
 				}
 				if stmt_pos.pos == 0 {
 					$if trace_autofree ? {
@@ -1517,7 +1517,7 @@ fn (mut g Gen) stmts_with_tmp_var(stmts []ast.Stmt, tmp_var string) {
 }
 
 [inline]
-fn (mut g Gen) write_v_source_line_info(pos token.Position) {
+fn (mut g Gen) write_v_source_line_info(pos token.Pos) {
 	if g.inside_ternary == 0 && g.pref.is_vlines && g.is_vlines_enabled {
 		nline := pos.line_nr + 1
 		lineinfo := '\n#line $nline "$g.vlines_path"'
@@ -1876,7 +1876,7 @@ fn (mut g Gen) stmt(node ast.Stmt) {
 	if g.is_autofree {
 		// if node is ast.ExprStmt {&& node.expr is ast.CallExpr {
 		if node !is ast.FnDecl {
-			// p := node.position()
+			// p := node.pos()
 			// g.autofree_call_postgen(p.pos)
 		}
 	}
@@ -2440,7 +2440,7 @@ fn (mut g Gen) expr_with_cast(expr ast.Expr, got_type_raw ast.Type, expected_typ
 		got_deref_type := if got_is_ptr { unwrapped_got_type.deref() } else { unwrapped_got_type }
 		if g.table.sumtype_has_variant(expected_deref_type, got_deref_type, false) {
 			mut is_already_sum_type := false
-			scope := g.file.scope.innermost(expr.position().pos)
+			scope := g.file.scope.innermost(expr.pos().pos)
 			if expr is ast.Ident {
 				if v := scope.find_var(expr.name) {
 					if v.smartcasts.len > 0 {
@@ -2477,7 +2477,7 @@ fn (mut g Gen) expr_with_cast(expr ast.Expr, got_type_raw ast.Type, expected_typ
 	if to_shared {
 		shared_styp := exp_styp[0..exp_styp.len - 1] // `shared` implies ptr, so eat one `*`
 		if got_type_raw.is_ptr() {
-			g.error('cannot convert reference to `shared`', expr.position())
+			g.error('cannot convert reference to `shared`', expr.pos())
 		}
 		if exp_sym.kind == .array {
 			g.writeln('($shared_styp*)__dup_shared_array(&($shared_styp){.mtx = {0}, .val =')
@@ -3091,7 +3091,7 @@ fn (mut g Gen) expr(node ast.Expr) {
 	// NB: please keep the type names in the match here in alphabetical order:
 	match mut node {
 		ast.EmptyExpr {
-			g.error('g.expr(): unhandled EmptyExpr', token.Position{})
+			g.error('g.expr(): unhandled EmptyExpr', token.Pos{})
 		}
 		ast.AnonFn {
 			g.gen_anon_fn(mut node)
@@ -4691,7 +4691,7 @@ fn (mut g Gen) if_expr(node ast.IfExpr) {
 						} else {
 							mut is_auto_heap := false
 							if branch.stmts.len > 0 {
-								scope := g.file.scope.innermost(ast.Node(branch.stmts[branch.stmts.len - 1]).position().pos)
+								scope := g.file.scope.innermost(ast.Node(branch.stmts[branch.stmts.len - 1]).pos().pos)
 								if v := scope.find_var(branch.cond.vars[0].name) {
 									is_auto_heap = v.is_auto_heap
 								}
@@ -5634,13 +5634,13 @@ fn verror(s string) {
 }
 
 [noreturn]
-fn (g &Gen) error(s string, pos token.Position) {
+fn (g &Gen) error(s string, pos token.Pos) {
 	ferror := util.formatted_error('cgen error:', s, g.file.path, pos)
 	eprintln(ferror)
 	exit(1)
 }
 
-fn (g &Gen) checker_bug(s string, pos token.Position) {
+fn (g &Gen) checker_bug(s string, pos token.Pos) {
 	g.error('checker bug; $s', pos)
 }
 
@@ -6943,7 +6943,7 @@ static inline __shared__$interface_name ${shared_fn_name}(__shared__$cctype* x)
 	return sb.str()
 }
 
-fn (mut g Gen) panic_debug_info(pos token.Position) (int, string, string, string) {
+fn (mut g Gen) panic_debug_info(pos token.Pos) (int, string, string, string) {
 	paline := pos.line_nr + 1
 	if isnil(g.fn_decl) {
 		return paline, '', 'main', 'C._vinit'
diff --git a/vlib/v/gen/js/js.v b/vlib/v/gen/js/js.v
index e6e51d5a4e..9c64f8e1b9 100644
--- a/vlib/v/gen/js/js.v
+++ b/vlib/v/gen/js/js.v
@@ -580,7 +580,7 @@ fn (mut g JsGen) stmts(stmts []ast.Stmt) {
 }
 
 [inline]
-fn (mut g JsGen) write_v_source_line_info(pos token.Position) {
+fn (mut g JsGen) write_v_source_line_info(pos token.Pos) {
 	// g.inside_ternary == 0 &&
 	if g.pref.sourcemap {
 		g.ns.sourcemap_helper << SourcemapHelper{
diff --git a/vlib/v/gen/native/amd64.v b/vlib/v/gen/native/amd64.v
index b73cb97f69..3bc5f4745f 100644
--- a/vlib/v/gen/native/amd64.v
+++ b/vlib/v/gen/native/amd64.v
@@ -1176,7 +1176,7 @@ g.v_error('oops', node.pos)
 			}
 			else {
 				// dump(node)
-				g.v_error('unhandled assign_stmt expression: $right.type_name()', right.position())
+				g.v_error('unhandled assign_stmt expression: $right.type_name()', right.pos())
 			}
 		}
 		// }
diff --git a/vlib/v/gen/native/gen.v b/vlib/v/gen/native/gen.v
index 4668f497bd..61d2485086 100644
--- a/vlib/v/gen/native/gen.v
+++ b/vlib/v/gen/native/gen.v
@@ -762,7 +762,7 @@ pub fn (mut g Gen) n_error(s string) {
 	util.verror('native error', s)
 }
 
-pub fn (mut g Gen) warning(s string, pos token.Position) {
+pub fn (mut g Gen) warning(s string, pos token.Pos) {
 	if g.pref.output_mode == .stdout {
 		werror := util.formatted_error('warning', s, g.pref.path, pos)
 		eprintln(werror)
@@ -776,7 +776,7 @@ pub fn (mut g Gen) warning(s string, pos token.Position) {
 	}
 }
 
-pub fn (mut g Gen) v_error(s string, pos token.Position) {
+pub fn (mut g Gen) v_error(s string, pos token.Pos) {
 	// TODO: store a file index in the Position too,
 	// so that the file path can be retrieved from the pos, instead
 	// of guessed from the pref.path ...
diff --git a/vlib/v/parser/assign.v b/vlib/v/parser/assign.v
index f95b9c6887..776b54aafb 100644
--- a/vlib/v/parser/assign.v
+++ b/vlib/v/parser/assign.v
@@ -133,7 +133,7 @@ fn (mut p Parser) check_cross_variables(exprs []ast.Expr, val ast.Expr) bool {
 fn (mut p Parser) partial_assign_stmt(left []ast.Expr, left_comments []ast.Comment) ast.Stmt {
 	p.is_stmt_ident = false
 	op := p.tok.kind
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	p.next()
 	mut comments := []ast.Comment{cap: 2 * left_comments.len + 1}
 	comments << left_comments
@@ -210,7 +210,7 @@ fn (mut p Parser) partial_assign_stmt(left []ast.Expr, left_comments []ast.Comme
 			}
 			else {
 				// TODO: parexpr ( check vars)
-				// else { p.error_with_pos('unexpected `${typeof(lx)}`', lx.position()) }
+				// else { p.error_with_pos('unexpected `${typeof(lx)}`', lx.pos()) }
 			}
 		}
 	}
diff --git a/vlib/v/parser/comptime.v b/vlib/v/parser/comptime.v
index 785f300098..7d0ea51ecb 100644
--- a/vlib/v/parser/comptime.v
+++ b/vlib/v/parser/comptime.v
@@ -14,7 +14,7 @@ const (
 
 // // #include, #flag, #v
 fn (mut p Parser) hash() ast.HashStmt {
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	val := p.tok.lit
 	kind := val.all_before(' ')
 	p.next()
@@ -44,7 +44,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 		scope: 0
 	}
 	p.check(.dollar)
-	start_pos := p.prev_tok.position()
+	start_pos := p.prev_tok.pos()
 	error_msg := 'only `\$tmpl()`, `\$env()`, `\$embed_file()`, `\$pkgconfig()` and `\$vweb.html()` comptime functions are supported right now'
 	if p.peek_tok.kind == .dot {
 		name := p.check_name() // skip `vweb.html()` TODO
@@ -63,7 +63,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 	is_html := method_name == 'html'
 	// $env('ENV_VAR_NAME')
 	p.check(.lpar)
-	spos := p.tok.position()
+	spos := p.tok.pos()
 	if method_name == 'env' {
 		s := p.tok.lit
 		p.check(.string)
@@ -74,7 +74,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 			args_var: s
 			is_env: true
 			env_pos: spos
-			pos: spos.extend(p.prev_tok.position())
+			pos: spos.extend(p.prev_tok.pos())
 		}
 	}
 	if method_name == 'pkgconfig' {
@@ -87,7 +87,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 			args_var: s
 			is_pkgconfig: true
 			env_pos: spos
-			pos: spos.extend(p.prev_tok.position())
+			pos: spos.extend(p.prev_tok.pos())
 		}
 	}
 	literal_string_param := if is_html { '' } else { p.tok.lit }
@@ -146,7 +146,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 				apath: epath
 				compression_type: embed_compression_type
 			}
-			pos: start_pos.extend(p.prev_tok.position())
+			pos: start_pos.extend(p.prev_tok.pos())
 		}
 	}
 	// Compile vweb html template to V code, parse that V code and embed the resulting V function
@@ -180,7 +180,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 					is_vweb: true
 					method_name: method_name
 					args_var: literal_string_param
-					pos: start_pos.extend(p.prev_tok.position())
+					pos: start_pos.extend(p.prev_tok.pos())
 				}
 			}
 			if is_html {
@@ -245,7 +245,7 @@ fn (mut p Parser) comptime_call() ast.ComptimeCall {
 		vweb_tmpl: file
 		method_name: method_name
 		args_var: literal_string_param
-		pos: start_pos.extend(p.prev_tok.position())
+		pos: start_pos.extend(p.prev_tok.pos())
 	}
 }
 
@@ -255,13 +255,13 @@ fn (mut p Parser) comptime_for() ast.ComptimeFor {
 	// $for field in App(fields) {
 	p.next()
 	p.check(.key_for)
-	var_pos := p.tok.position()
+	var_pos := p.tok.pos()
 	val_var := p.check_name()
 	p.check(.key_in)
-	mut typ_pos := p.tok.position()
+	mut typ_pos := p.tok.pos()
 	lang := p.parse_language()
 	typ := p.parse_any_type(lang, false, false)
-	typ_pos = typ_pos.extend(p.prev_tok.position())
+	typ_pos = typ_pos.extend(p.prev_tok.pos())
 	p.check(.dot)
 	for_val := p.check_name()
 	mut kind := ast.ComptimeForKind.methods
@@ -288,10 +288,10 @@ fn (mut p Parser) comptime_for() ast.ComptimeFor {
 		kind = .attributes
 	} else {
 		p.error_with_pos('unknown kind `$for_val`, available are: `methods`, `fields` or `attributes`',
-			p.prev_tok.position())
+			p.prev_tok.pos())
 		return ast.ComptimeFor{}
 	}
-	spos := p.tok.position()
+	spos := p.tok.pos()
 	stmts := p.parse_block()
 	p.close_scope()
 	return ast.ComptimeFor{
@@ -300,7 +300,7 @@ fn (mut p Parser) comptime_for() ast.ComptimeFor {
 		kind: kind
 		typ: typ
 		typ_pos: typ_pos
-		pos: spos.extend(p.tok.position())
+		pos: spos.extend(p.tok.pos())
 	}
 }
 
@@ -326,16 +326,16 @@ fn (mut p Parser) at() ast.AtExpr {
 	p.next()
 	return ast.AtExpr{
 		name: name
-		pos: p.tok.position()
+		pos: p.tok.pos()
 		kind: kind
 	}
 }
 
 fn (mut p Parser) comptime_selector(left ast.Expr) ast.Expr {
 	p.check(.dollar)
-	start_pos := p.prev_tok.position()
+	start_pos := p.prev_tok.pos()
 	if p.peek_tok.kind == .lpar {
-		method_pos := p.tok.position()
+		method_pos := p.tok.pos()
 		method_name := p.check_name()
 		p.mark_var_as_used(method_name)
 		// `app.$action()` (`action` is a string)
@@ -353,7 +353,7 @@ fn (mut p Parser) comptime_selector(left ast.Expr) ast.Expr {
 			scope: p.scope
 			args_var: ''
 			args: args
-			pos: start_pos.extend(p.prev_tok.position())
+			pos: start_pos.extend(p.prev_tok.pos())
 		}
 	}
 	mut has_parens := false
@@ -361,7 +361,7 @@ fn (mut p Parser) comptime_selector(left ast.Expr) ast.Expr {
 		p.check(.lpar)
 		has_parens = true
 	} else {
-		p.warn_with_pos('use brackets instead e.g. `s.$(field.name)` - run vfmt', p.tok.position())
+		p.warn_with_pos('use brackets instead e.g. `s.$(field.name)` - run vfmt', p.tok.pos())
 	}
 	expr := p.expr(0)
 	if has_parens {
@@ -371,6 +371,6 @@ fn (mut p Parser) comptime_selector(left ast.Expr) ast.Expr {
 		has_parens: has_parens
 		left: left
 		field_expr: expr
-		pos: start_pos.extend(p.prev_tok.position())
+		pos: start_pos.extend(p.prev_tok.pos())
 	}
 }
diff --git a/vlib/v/parser/containers.v b/vlib/v/parser/containers.v
index 12cd95a288..4c5939e6d1 100644
--- a/vlib/v/parser/containers.v
+++ b/vlib/v/parser/containers.v
@@ -6,8 +6,8 @@ module parser
 import v.ast
 
 fn (mut p Parser) array_init() ast.ArrayInit {
-	first_pos := p.tok.position()
-	mut last_pos := p.tok.position()
+	first_pos := p.tok.pos()
+	mut last_pos := p.tok.pos()
 	p.check(.lsbr)
 	// p.warn('array_init() exp=$p.expected_type')
 	mut array_type := ast.void_type
@@ -23,13 +23,13 @@ fn (mut p Parser) array_init() ast.ArrayInit {
 	mut has_it := false
 	mut default_expr := ast.empty_expr()
 	if p.tok.kind == .rsbr {
-		last_pos = p.tok.position()
+		last_pos = p.tok.pos()
 		// []typ => `[]` and `typ` must be on the same line
 		line_nr := p.tok.line_nr
 		p.next()
 		// []string
 		if p.tok.kind in [.name, .amp, .lsbr, .key_shared] && p.tok.line_nr == line_nr {
-			elem_type_pos = p.tok.position()
+			elem_type_pos = p.tok.pos()
 			elem_type = p.parse_type()
 			// this is set here because it's a known type, others could be the
 			// result of expr so we do those in checker
@@ -41,7 +41,7 @@ fn (mut p Parser) array_init() ast.ArrayInit {
 			}
 			has_type = true
 		}
-		last_pos = p.tok.position()
+		last_pos = p.tok.pos()
 	} else {
 		// [1,2,3] or [const]byte
 		old_inside_array_lit := p.inside_array_lit
@@ -63,17 +63,17 @@ fn (mut p Parser) array_init() ast.ArrayInit {
 			tcc_stack_bug := 12345
 			_ = tcc_stack_bug
 		}
-		last_pos = p.tok.position()
+		last_pos = p.tok.pos()
 		p.check(.rsbr)
 		if exprs.len == 1 && p.tok.kind in [.name, .amp, .lsbr] && p.tok.line_nr == line_nr {
 			// [100]byte
 			elem_type = p.parse_type()
-			last_pos = p.tok.position()
+			last_pos = p.tok.pos()
 			is_fixed = true
 			if p.tok.kind == .lcbr {
 				p.next()
 				if p.tok.kind != .rcbr {
-					pos := p.tok.position()
+					pos := p.tok.pos()
 					n := p.check_name()
 					if n != 'init' {
 						p.error_with_pos('expected `init:`, not `$n`', pos)
@@ -94,7 +94,7 @@ fn (mut p Parser) array_init() ast.ArrayInit {
 					}
 					p.close_scope()
 				}
-				last_pos = p.tok.position()
+				last_pos = p.tok.pos()
 				p.check(.rcbr)
 			} else {
 				p.warn_with_pos('use e.g. `x := [1]Type{}` instead of `x := [1]Type`',
@@ -102,13 +102,13 @@ fn (mut p Parser) array_init() ast.ArrayInit {
 			}
 		} else {
 			if p.tok.kind == .not { // && p.tok.line_nr == p.prev_tok.line_nr {
-				last_pos = p.tok.position()
+				last_pos = p.tok.pos()
 				is_fixed = true
 				has_val = true
 				p.next()
 			}
 			if p.tok.kind == .not && p.tok.line_nr == p.prev_tok.line_nr {
-				last_pos = p.tok.position()
+				last_pos = p.tok.pos()
 				p.error_with_pos('use e.g. `[1, 2, 3]!` instead of `[1, 2, 3]!!`', last_pos)
 				p.next()
 			}
@@ -188,7 +188,7 @@ fn (mut p Parser) array_init() ast.ArrayInit {
 
 // parse tokens between braces
 fn (mut p Parser) map_init() ast.MapInit {
-	first_pos := p.prev_tok.position()
+	first_pos := p.prev_tok.pos()
 	mut keys := []ast.Expr{}
 	mut vals := []ast.Expr{}
 	mut comments := [][]ast.Comment{}
@@ -207,7 +207,7 @@ fn (mut p Parser) map_init() ast.MapInit {
 	return ast.MapInit{
 		keys: keys
 		vals: vals
-		pos: first_pos.extend_with_last_line(p.tok.position(), p.tok.line_nr)
+		pos: first_pos.extend_with_last_line(p.tok.pos(), p.tok.line_nr)
 		comments: comments
 		pre_cmnts: pre_cmnts
 	}
@@ -216,7 +216,7 @@ fn (mut p Parser) map_init() ast.MapInit {
 fn (mut p Parser) scope_register_it_as_index() {
 	p.scope.objects['it'] = ast.Var{ // override it variable if it already exist, else create it variable
 		name: 'it'
-		pos: p.tok.position()
+		pos: p.tok.pos()
 		typ: ast.int_type
 		is_mut: false
 		is_used: false
diff --git a/vlib/v/parser/expr.v b/vlib/v/parser/expr.v
index 990720126e..c9bd4d5d29 100644
--- a/vlib/v/parser/expr.v
+++ b/vlib/v/parser/expr.v
@@ -9,7 +9,7 @@ import v.token
 
 pub fn (mut p Parser) expr(precedence int) ast.Expr {
 	return p.check_expr(precedence) or {
-		p.error_with_pos('invalid expression: unexpected $p.tok', p.tok.position())
+		p.error_with_pos('invalid expression: unexpected $p.tok', p.tok.pos())
 	}
 }
 
@@ -47,7 +47,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			} else if p.tok.lit == 'map' && p.peek_tok.kind == .lcbr && !(p.builtin_mod
 				&& p.file_base in ['map.v', 'map_d_gcboehm_opt.v']) {
 				p.warn_with_pos("deprecated map syntax, use syntax like `{'age': 20}`",
-					p.tok.position())
+					p.tok.pos())
 				p.next() // `map`
 				p.next() // `{`
 				node = p.map_init()
@@ -85,14 +85,14 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 					return p.if_expr(true)
 				}
 				else {
-					return p.error_with_pos('unexpected `$`', p.peek_tok.position())
+					return p.error_with_pos('unexpected `$`', p.peek_tok.pos())
 				}
 			}
 		}
 		.chartoken {
 			node = ast.CharLiteral{
 				val: p.tok.lit
-				pos: p.tok.position()
+				pos: p.tok.pos()
 			}
 			p.next()
 		}
@@ -116,7 +116,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 		.key_true, .key_false {
 			node = ast.BoolLiteral{
 				val: p.tok.kind == .key_true
-				pos: p.tok.position()
+				pos: p.tok.pos()
 			}
 			p.next()
 		}
@@ -130,13 +130,13 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			node = p.parse_number_literal()
 		}
 		.lpar {
-			mut pos := p.tok.position()
+			mut pos := p.tok.pos()
 			p.check(.lpar)
 			node = p.expr(0)
 			p.check(.rpar)
 			node = ast.ParExpr{
 				expr: node
-				pos: pos.extend(p.prev_tok.position())
+				pos: pos.extend(p.prev_tok.pos())
 			}
 		}
 		.key_if {
@@ -144,7 +144,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 		}
 		.key_unsafe {
 			// unsafe {
-			mut pos := p.tok.position()
+			mut pos := p.tok.pos()
 			p.next()
 			if p.inside_unsafe {
 				return p.error_with_pos('already inside `unsafe` block', pos)
@@ -168,7 +168,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 				// parse json.decode type (`json.decode([]User, s)`)
 				node = p.name_expr()
 			} else if p.is_amp && p.peek_tok.kind == .rsbr && p.peek_token(3).kind != .lcbr {
-				pos := p.tok.position()
+				pos := p.tok.pos()
 				typ := p.parse_type()
 				typname := p.table.sym(typ).name
 				p.check(.lpar)
@@ -185,7 +185,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			}
 		}
 		.key_none {
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			p.next()
 			node = ast.None{
 				pos: pos
@@ -195,7 +195,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			is_reftype := p.tok.kind == .key_isreftype
 			p.next() // sizeof
 			p.check(.lpar)
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			is_known_var := p.mark_var_as_used(p.tok.lit)
 				|| p.table.global_scope.known_const(p.mod + '.' + p.tok.lit)
 			//|| p.table.known_fn(p.mod + '.' + p.tok.lit)
@@ -242,7 +242,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			p.check(.rpar)
 		}
 		.key_typeof {
-			spos := p.tok.position()
+			spos := p.tok.pos()
 			p.next()
 			p.check(.lpar)
 			expr := p.expr(0)
@@ -253,29 +253,29 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			}
 			node = ast.TypeOf{
 				expr: expr
-				pos: spos.extend(p.tok.position())
+				pos: spos.extend(p.tok.pos())
 			}
 		}
 		.key_dump {
-			spos := p.tok.position()
+			spos := p.tok.pos()
 			p.next()
 			p.check(.lpar)
 			expr := p.expr(0)
 			p.check(.rpar)
 			node = ast.DumpExpr{
 				expr: expr
-				pos: spos.extend(p.tok.position())
+				pos: spos.extend(p.tok.pos())
 			}
 		}
 		.key_offsetof {
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			p.next() // __offsetof
 			p.check(.lpar)
 			st := p.parse_type()
 			p.check(.comma)
 			if p.tok.kind != .name {
 				return p.error_with_pos('unexpected `$p.tok.lit`, expecting struct field',
-					p.tok.position())
+					p.tok.pos())
 			}
 			field := p.tok.lit
 			p.next()
@@ -290,7 +290,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			is_likely := p.tok.kind == .key_likely
 			p.next()
 			p.check(.lpar)
-			lpos := p.tok.position()
+			lpos := p.tok.pos()
 			expr := p.expr(0)
 			p.check(.rpar)
 			node = ast.Likely{
@@ -308,10 +308,10 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 		.key_fn {
 			if p.expecting_type {
 				// Anonymous function type
-				start_pos := p.tok.position()
+				start_pos := p.tok.pos()
 				return ast.TypeNode{
 					typ: p.parse_type()
-					pos: start_pos.extend(p.prev_tok.position())
+					pos: start_pos.extend(p.prev_tok.pos())
 				}
 			} else {
 				// Anonymous function
@@ -322,7 +322,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 				// but this would take a bit of modification
 				if p.tok.kind == .lpar {
 					p.next()
-					pos := p.tok.position()
+					pos := p.tok.pos()
 					args := p.call_args()
 					p.check(.rpar)
 					node = ast.CallExpr{
@@ -340,7 +340,7 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 			if p.tok.kind != .eof && !(p.tok.kind == .rsbr && p.inside_asm) {
 				// eof should be handled where it happens
 				return none
-				// return p.error_with_pos('invalid expression: unexpected $p.tok', p.tok.position())
+				// return p.error_with_pos('invalid expression: unexpected $p.tok', p.tok.pos())
 			}
 		}
 	}
@@ -355,17 +355,17 @@ pub fn (mut p Parser) check_expr(precedence int) ?ast.Expr {
 
 pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_ident bool) ast.Expr {
 	mut node := left
-	if p.inside_asm && p.prev_tok.position().line_nr < p.tok.position().line_nr {
+	if p.inside_asm && p.prev_tok.pos().line_nr < p.tok.pos().line_nr {
 		return node
 	}
 	// Infix
 	for precedence < p.tok.precedence() {
 		if p.tok.kind == .dot { //&& (p.tok.line_nr == p.prev_tok.line_nr
 			// TODO fix a bug with prev_tok.last_line
-			//|| p.prev_tok.position().last_line == p.tok.line_nr) {
+			//|| p.prev_tok.pos().last_line == p.tok.line_nr) {
 			// if p.fileis('vcache.v') {
 			// p.warn('tok.line_nr = $p.tok.line_nr; prev_tok.line_nr=$p.prev_tok.line_nr;
-			// prev_tok.last_line=$p.prev_tok.position().last_line')
+			// prev_tok.last_line=$p.prev_tok.pos().last_line')
 			//}
 			node = p.dot_expr(node)
 			if p.name_error {
@@ -384,7 +384,7 @@ pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_iden
 			p.is_stmt_ident = is_stmt_ident
 			if p.tok.kind == .lpar && p.tok.line_nr == p.prev_tok.line_nr && node is ast.IndexExpr {
 				p.next()
-				pos := p.tok.position()
+				pos := p.tok.pos()
 				args := p.call_args()
 				p.check(.rpar)
 				node = ast.CallExpr{
@@ -398,7 +398,7 @@ pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_iden
 		} else if p.tok.kind == .key_as {
 			// sum type as cast `x := SumType as Variant`
 			if !p.inside_asm {
-				pos := p.tok.position()
+				pos := p.tok.pos()
 				p.next()
 				typ := p.parse_type()
 				node = ast.AsCast{
@@ -412,7 +412,7 @@ pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_iden
 		} else if p.tok.kind == .left_shift && p.is_stmt_ident {
 			// arr << elem
 			tok := p.tok
-			mut pos := tok.position()
+			mut pos := tok.pos()
 			p.next()
 			right := p.expr(precedence - 1)
 			pos.update_last_line(p.prev_tok.line_nr)
@@ -434,7 +434,7 @@ pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_iden
 				}
 				// added 10/2020: LATER this will be parsed as PrefixExpr instead
 				p.warn_with_pos('move infix `$p.tok.kind` operator before new line (if infix intended) or use brackets for a prefix expression',
-					p.tok.position())
+					p.tok.pos())
 			}
 			// continue on infix expr
 			node = p.infix_expr(node)
@@ -448,12 +448,12 @@ pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_iden
 			if p.peek_tok.kind in [.rpar, .rsbr] {
 				if !p.inside_ct_if_expr {
 					p.warn_with_pos('`$p.tok.kind` operator can only be used as a statement',
-						p.peek_tok.position())
+						p.peek_tok.pos())
 				}
 			}
 			if p.tok.kind in [.inc, .dec] && p.prev_tok.line_nr != p.tok.line_nr {
 				p.error_with_pos('$p.tok must be on the same line as the previous token',
-					p.tok.position())
+					p.tok.pos())
 			}
 			if mut node is ast.IndexExpr {
 				node.recursive_mapset_is_setter(true)
@@ -461,7 +461,7 @@ pub fn (mut p Parser) expr_with_left(left ast.Expr, precedence int, is_stmt_iden
 			node = ast.PostfixExpr{
 				op: p.tok.kind
 				expr: node
-				pos: p.tok.position()
+				pos: p.tok.pos()
 			}
 			p.next()
 			// return node // TODO bring back, only allow ++/-- in exprs in translated code
@@ -479,7 +479,7 @@ fn (mut p Parser) infix_expr(left ast.Expr) ast.Expr {
 		p.register_auto_import('sync')
 	}
 	precedence := p.tok.precedence()
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	p.next()
 	mut right := ast.empty_expr()
 	prev_expecting_type := p.expecting_type
@@ -502,7 +502,7 @@ fn (mut p Parser) infix_expr(left ast.Expr) ast.Expr {
 	}
 	mut or_stmts := []ast.Stmt{}
 	mut or_kind := ast.OrKind.absent
-	mut or_pos := p.tok.position()
+	mut or_pos := p.tok.pos()
 	// allow `x := <-ch or {...}` to handle closed channel
 	if op == .arrow {
 		if p.tok.kind == .key_orelse {
@@ -513,13 +513,13 @@ fn (mut p Parser) infix_expr(left ast.Expr) ast.Expr {
 			p.scope.register(ast.Var{
 				name: 'err'
 				typ: ast.error_type
-				pos: p.tok.position()
+				pos: p.tok.pos()
 				is_used: true
 				is_stack_obj: true
 			})
 			or_kind = .block
 			or_stmts = p.parse_block_no_scope(false)
-			or_pos = or_pos.extend(p.prev_tok.position())
+			or_pos = or_pos.extend(p.prev_tok.pos())
 			p.close_scope()
 			p.inside_or_expr = was_inside_or_expr
 		}
@@ -546,17 +546,17 @@ fn (mut p Parser) infix_expr(left ast.Expr) ast.Expr {
 
 fn (mut p Parser) go_expr() ast.GoExpr {
 	p.next()
-	spos := p.tok.position()
+	spos := p.tok.pos()
 	expr := p.expr(0)
 	call_expr := if expr is ast.CallExpr {
 		expr
 	} else {
-		p.error_with_pos('expression in `go` must be a function call', expr.position())
+		p.error_with_pos('expression in `go` must be a function call', expr.pos())
 		ast.CallExpr{
 			scope: p.scope
 		}
 	}
-	pos := spos.extend(p.prev_tok.position())
+	pos := spos.extend(p.prev_tok.pos())
 	p.register_auto_import('sync.threads')
 	p.table.gostmts++
 	return ast.GoExpr{
@@ -570,7 +570,7 @@ fn (p &Parser) fileis(s string) bool {
 }
 
 fn (mut p Parser) prefix_expr() ast.Expr {
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	op := p.tok.kind
 	if op == .amp {
 		p.is_amp = true
@@ -608,7 +608,7 @@ fn (mut p Parser) prefix_expr() ast.Expr {
 	}
 	mut or_stmts := []ast.Stmt{}
 	mut or_kind := ast.OrKind.absent
-	mut or_pos := p.tok.position()
+	mut or_pos := p.tok.pos()
 	// allow `x := <-ch or {...}` to handle closed channel
 	if op == .arrow {
 		if p.tok.kind == .key_orelse {
@@ -619,13 +619,13 @@ fn (mut p Parser) prefix_expr() ast.Expr {
 			p.scope.register(ast.Var{
 				name: 'err'
 				typ: ast.error_type
-				pos: p.tok.position()
+				pos: p.tok.pos()
 				is_used: true
 				is_stack_obj: true
 			})
 			or_kind = .block
 			or_stmts = p.parse_block_no_scope(false)
-			or_pos = or_pos.extend(p.prev_tok.position())
+			or_pos = or_pos.extend(p.prev_tok.pos())
 			p.close_scope()
 			p.inside_or_expr = was_inside_or_expr
 		}
@@ -648,7 +648,7 @@ fn (mut p Parser) prefix_expr() ast.Expr {
 	}
 }
 
-fn (mut p Parser) recast_as_pointer(mut cast_expr ast.CastExpr, pos token.Position) {
+fn (mut p Parser) recast_as_pointer(mut cast_expr ast.CastExpr, pos token.Pos) {
 	cast_expr.typ = cast_expr.typ.ref()
 	cast_expr.typname = p.table.sym(cast_expr.typ).name
 	cast_expr.pos = pos.extend(cast_expr.pos)
diff --git a/vlib/v/parser/fn.v b/vlib/v/parser/fn.v
index aaefac7c30..216edd2dba 100644
--- a/vlib/v/parser/fn.v
+++ b/vlib/v/parser/fn.v
@@ -8,7 +8,7 @@ import v.token
 import v.util
 
 pub fn (mut p Parser) call_expr(language ast.Language, mod string) ast.CallExpr {
-	first_pos := p.tok.position()
+	first_pos := p.tok.pos()
 	mut fn_name := if language == .c {
 		'C.$p.check_name()'
 	} else if language == .js {
@@ -34,16 +34,16 @@ pub fn (mut p Parser) call_expr(language ast.Language, mod string) ast.CallExpr
 	p.expr_mod = ''
 
 	mut concrete_types := []ast.Type{}
-	mut concrete_list_pos := p.tok.position()
+	mut concrete_list_pos := p.tok.pos()
 	if p.tok.kind == .lt {
 		// `foo<int>(10)`
 		p.expr_mod = ''
 		concrete_types = p.parse_concrete_types()
-		concrete_list_pos = concrete_list_pos.extend(p.prev_tok.position())
+		concrete_list_pos = concrete_list_pos.extend(p.prev_tok.pos())
 	}
 	p.check(.lpar)
 	args := p.call_args()
-	last_pos := p.tok.position()
+	last_pos := p.tok.pos()
 	p.check(.rpar)
 	// ! in mutable methods
 	if p.tok.kind == .not {
@@ -51,7 +51,7 @@ pub fn (mut p Parser) call_expr(language ast.Language, mod string) ast.CallExpr
 	}
 	mut pos := first_pos.extend(last_pos)
 	mut or_stmts := []ast.Stmt{} // TODO remove unnecessary allocations by just using .absent
-	mut or_pos := p.tok.position()
+	mut or_pos := p.tok.pos()
 	if p.tok.kind == .key_orelse {
 		// `foo() or {}``
 		was_inside_or_expr := p.inside_or_expr
@@ -61,12 +61,12 @@ pub fn (mut p Parser) call_expr(language ast.Language, mod string) ast.CallExpr
 		p.scope.register(ast.Var{
 			name: 'err'
 			typ: ast.error_type
-			pos: p.tok.position()
+			pos: p.tok.pos()
 			is_used: true
 		})
 		or_kind = .block
 		or_stmts = p.parse_block_no_scope(false)
-		or_pos = or_pos.extend(p.prev_tok.position())
+		or_pos = or_pos.extend(p.prev_tok.pos())
 		p.close_scope()
 		p.inside_or_expr = was_inside_or_expr
 	}
@@ -74,7 +74,7 @@ pub fn (mut p Parser) call_expr(language ast.Language, mod string) ast.CallExpr
 		// `foo()?`
 		p.next()
 		if p.inside_defer {
-			p.error_with_pos('error propagation not allowed inside `defer` blocks', p.prev_tok.position())
+			p.error_with_pos('error propagation not allowed inside `defer` blocks', p.prev_tok.pos())
 		}
 		or_kind = .propagate
 	}
@@ -104,7 +104,7 @@ pub fn (mut p Parser) call_expr(language ast.Language, mod string) ast.CallExpr
 
 pub fn (mut p Parser) call_args() []ast.CallArg {
 	mut args := []ast.CallArg{}
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	for p.tok.kind != .rpar {
 		if p.tok.kind == .eof {
 			p.error_with_pos('unexpected eof reached, while parsing call argument', start_pos)
@@ -117,7 +117,7 @@ pub fn (mut p Parser) call_args() []ast.CallArg {
 			p.next()
 		}
 		mut comments := p.eat_comments()
-		arg_start_pos := p.tok.position()
+		arg_start_pos := p.tok.pos()
 		mut array_decompose := false
 		if p.tok.kind == .ellipsis {
 			p.next()
@@ -133,14 +133,14 @@ pub fn (mut p Parser) call_args() []ast.CallArg {
 		if array_decompose {
 			expr = ast.ArrayDecompose{
 				expr: expr
-				pos: p.tok.position()
+				pos: p.tok.pos()
 			}
 		}
 		if mut expr is ast.StructInit {
 			expr.pre_comments << comments
 			comments = []ast.Comment{}
 		}
-		pos := arg_start_pos.extend(p.prev_tok.position())
+		pos := arg_start_pos.extend(p.prev_tok.pos())
 		comments << p.eat_comments()
 		args << ast.CallArg{
 			is_mut: is_mut
@@ -159,16 +159,16 @@ pub fn (mut p Parser) call_args() []ast.CallArg {
 struct ReceiverParsingInfo {
 mut:
 	name     string
-	pos      token.Position
+	pos      token.Pos
 	typ      ast.Type
-	type_pos token.Position
+	type_pos token.Pos
 	is_mut   bool
 	language ast.Language
 }
 
 fn (mut p Parser) fn_decl() ast.FnDecl {
 	p.top_level_statement_start()
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 
 	mut is_manualfree := p.is_manualfree
 	mut is_deprecated := false
@@ -207,7 +207,7 @@ fn (mut p Parser) fn_decl() ast.FnDecl {
 	p.open_scope()
 	// C. || JS.
 	mut language := ast.Language.v
-	language_tok_pos := p.tok.position()
+	language_tok_pos := p.tok.pos()
 	if p.tok.kind == .name && p.tok.lit == 'C' {
 		is_unsafe = !is_trusted
 		language = .c
@@ -251,7 +251,7 @@ fn (mut p Parser) fn_decl() ast.FnDecl {
 		p.fn_language = language
 	}
 	mut name := ''
-	name_pos := p.tok.position()
+	name_pos := p.tok.pos()
 	if p.tok.kind == .name {
 		// TODO high order fn
 		name = if language == .js { p.check_js_name() } else { p.check_name() }
@@ -297,14 +297,14 @@ fn (mut p Parser) fn_decl() ast.FnDecl {
 		name = p.tok.kind.str() // op_to_fn_name()
 		if rec.typ == ast.void_type {
 			p.error_with_pos('cannot use operator overloading with normal functions',
-				p.tok.position())
+				p.tok.pos())
 		}
 		p.next()
 	} else if p.tok.kind in [.ne, .gt, .ge, .le] && p.peek_tok.kind == .lpar {
 		p.error_with_pos('cannot overload `!=`, `>`, `<=` and `>=` as they are auto generated from `==` and`<`',
-			p.tok.position())
+			p.tok.pos())
 	} else {
-		p.error_with_pos('expecting method name', p.tok.position())
+		p.error_with_pos('expecting method name', p.tok.pos())
 		return ast.FnDecl{
 			scope: 0
 		}
@@ -351,18 +351,18 @@ fn (mut p Parser) fn_decl() ast.FnDecl {
 		}
 	}
 	// Return type
-	mut return_type_pos := p.tok.position()
+	mut return_type_pos := p.tok.pos()
 	mut return_type := ast.void_type
 	// don't confuse token on the next line: fn decl, [attribute]
 	same_line := p.tok.line_nr == p.prev_tok.line_nr
 	if (p.tok.kind.is_start_of_type() && (same_line || p.tok.kind != .lsbr))
 		|| (same_line && p.tok.kind == .key_fn) {
 		return_type = p.parse_type()
-		return_type_pos = return_type_pos.extend(p.prev_tok.position())
+		return_type_pos = return_type_pos.extend(p.prev_tok.pos())
 	}
 	mut type_sym_method_idx := 0
 	no_body := p.tok.kind != .lcbr
-	end_pos := p.prev_tok.position()
+	end_pos := p.prev_tok.pos()
 	short_fn_name := name
 	is_main := short_fn_name == 'main' && p.mod == 'main'
 	mut is_test := (short_fn_name.starts_with('test_') || short_fn_name.starts_with('testsuite_'))
@@ -470,10 +470,10 @@ fn (mut p Parser) fn_decl() ast.FnDecl {
 	// Body
 	p.cur_fn_name = name
 	mut stmts := []ast.Stmt{}
-	body_start_pos := p.peek_tok.position()
+	body_start_pos := p.peek_tok.pos()
 	if p.tok.kind == .lcbr {
 		if language != .v && language != .js {
-			p.error_with_pos('interop functions cannot have a body', p.tok.position())
+			p.error_with_pos('interop functions cannot have a body', p.tok.pos())
 		}
 		p.inside_fn = true
 		p.inside_unsafe_fn = is_unsafe
@@ -546,7 +546,7 @@ fn (mut p Parser) fn_receiver(mut params []ast.Param, mut rec ReceiverParsingInf
 	defer {
 		p.inside_receiver_param = false
 	}
-	lpar_pos := p.tok.position()
+	lpar_pos := p.tok.pos()
 	p.next() // (
 	is_shared := p.tok.kind == .key_shared
 	is_atomic := p.tok.kind == .key_atomic
@@ -554,20 +554,20 @@ fn (mut p Parser) fn_receiver(mut params []ast.Param, mut rec ReceiverParsingInf
 	if rec.is_mut {
 		p.next() // `mut`
 	}
-	rec_start_pos := p.tok.position()
+	rec_start_pos := p.tok.pos()
 	rec.name = p.check_name()
 	if !rec.is_mut {
 		rec.is_mut = p.tok.kind == .key_mut
 		if rec.is_mut {
-			ptoken2 := p.peek_token(2) // needed to prevent codegen bug, where .position() expects &Token
-			p.warn_with_pos('use `(mut f Foo)` instead of `(f mut Foo)`', lpar_pos.extend(ptoken2.position()))
+			ptoken2 := p.peek_token(2) // needed to prevent codegen bug, where .pos() expects &Token
+			p.warn_with_pos('use `(mut f Foo)` instead of `(f mut Foo)`', lpar_pos.extend(ptoken2.pos()))
 		}
 	}
 	if p.tok.kind == .key_shared {
-		ptoken2 := p.peek_token(2) // needed to prevent codegen bug, where .position() expects &Token
-		p.error_with_pos('use `(shared f Foo)` instead of `(f shared Foo)`', lpar_pos.extend(ptoken2.position()))
+		ptoken2 := p.peek_token(2) // needed to prevent codegen bug, where .pos() expects &Token
+		p.error_with_pos('use `(shared f Foo)` instead of `(f shared Foo)`', lpar_pos.extend(ptoken2.pos()))
 	}
-	rec.pos = rec_start_pos.extend(p.tok.position())
+	rec.pos = rec_start_pos.extend(p.tok.pos())
 	is_amp := p.tok.kind == .amp
 	if p.tok.kind == .name && p.tok.lit == 'JS' {
 		rec.language = ast.Language.js
@@ -577,16 +577,16 @@ fn (mut p Parser) fn_receiver(mut params []ast.Param, mut rec ReceiverParsingInf
 	// }
 	// TODO: talk to alex, should mut be parsed with the type like this?
 	// or should it be a property of the arg, like this ptr/mut becomes indistinguishable
-	rec.type_pos = p.tok.position()
+	rec.type_pos = p.tok.pos()
 	rec.typ = p.parse_type_with_mut(rec.is_mut)
 	if rec.typ.idx() == 0 {
 		// error is set in parse_type
 		return error('void receiver type')
 	}
-	rec.type_pos = rec.type_pos.extend(p.prev_tok.position())
+	rec.type_pos = rec.type_pos.extend(p.prev_tok.pos())
 	if is_amp && rec.is_mut {
 		p.error_with_pos('use `(mut f Foo)` or `(f &Foo)` instead of `(mut f &Foo)`',
-			lpar_pos.extend(p.tok.position()))
+			lpar_pos.extend(p.tok.pos()))
 		return error('invalid `mut f &Foo`')
 	}
 	if is_shared {
@@ -624,11 +624,11 @@ fn (mut p Parser) fn_receiver(mut params []ast.Param, mut rec ReceiverParsingInf
 }
 
 fn (mut p Parser) anon_fn() ast.AnonFn {
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	p.check(.key_fn)
 	if p.pref.is_script && p.tok.kind == .name {
 		p.error_with_pos('function declarations in script mode should be before all script statements',
-			p.tok.position())
+			p.tok.pos())
 		return ast.AnonFn{}
 	}
 	old_inside_defer := p.inside_defer
@@ -658,16 +658,16 @@ fn (mut p Parser) anon_fn() ast.AnonFn {
 	}
 	mut same_line := p.tok.line_nr == p.prev_tok.line_nr
 	mut return_type := ast.void_type
-	mut return_type_pos := p.tok.position()
+	mut return_type_pos := p.tok.pos()
 	// lpar: multiple return types
 	if same_line {
 		if (p.tok.kind.is_start_of_type() && (same_line || p.tok.kind != .lsbr))
 			|| (same_line && p.tok.kind == .key_fn) {
 			return_type = p.parse_type()
-			return_type_pos = return_type_pos.extend(p.tok.position())
+			return_type_pos = return_type_pos.extend(p.tok.pos())
 		} else if p.tok.kind != .lcbr {
 			p.error_with_pos('expected return type, not $p.tok for anonymous function',
-				p.tok.position())
+				p.tok.pos())
 		}
 	}
 	mut stmts := []ast.Stmt{}
@@ -675,7 +675,7 @@ fn (mut p Parser) anon_fn() ast.AnonFn {
 	same_line = p.tok.line_nr == p.prev_tok.line_nr
 	if no_body && same_line {
 		p.error_with_pos('unexpected $p.tok after anonymous function signature, expecting `{`',
-			p.tok.position())
+			p.tok.pos())
 	}
 	mut label_names := []string{}
 	mut func := ast.Fn{
@@ -712,7 +712,7 @@ fn (mut p Parser) anon_fn() ast.AnonFn {
 			is_method: false
 			is_anon: true
 			no_body: no_body
-			pos: pos.extend(p.prev_tok.position())
+			pos: pos.extend(p.prev_tok.pos())
 			file: p.file_name
 			scope: p.scope
 			label_names: label_names
@@ -743,7 +743,7 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 		mut arg_no := 1
 		for p.tok.kind != .rpar {
 			if p.tok.kind == .eof {
-				p.error_with_pos('expecting `)`', p.tok.position())
+				p.error_with_pos('expecting `)`', p.tok.pos())
 				return []ast.Param{}, false, false
 			}
 			is_shared := p.tok.kind == .key_shared
@@ -756,7 +756,7 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 				p.next()
 				is_variadic = true
 			}
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			mut arg_type := p.parse_type()
 			if arg_type == 0 {
 				// error is added in parse_type
@@ -791,7 +791,7 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 				arg_type = ast.new_type(p.table.find_or_register_array(arg_type)).set_flag(.variadic)
 			}
 			if p.tok.kind == .eof {
-				p.error_with_pos('expecting `)`', p.prev_tok.position())
+				p.error_with_pos('expecting `)`', p.prev_tok.pos())
 				return []ast.Param{}, false, false
 			}
 			if p.tok.kind == .comma {
@@ -822,7 +822,7 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 	} else {
 		for p.tok.kind != .rpar {
 			if p.tok.kind == .eof {
-				p.error_with_pos('expecting `)`', p.tok.position())
+				p.error_with_pos('expecting `)`', p.tok.pos())
 				return []ast.Param{}, false, false
 			}
 			is_shared := p.tok.kind == .key_shared
@@ -831,9 +831,9 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 			if is_mut {
 				p.next()
 			}
-			mut arg_pos := [p.tok.position()]
+			mut arg_pos := [p.tok.pos()]
 			mut arg_names := [p.check_name()]
-			mut type_pos := [p.tok.position()]
+			mut type_pos := [p.tok.pos()]
 			// `a, b, c int`
 			for p.tok.kind == .comma {
 				if !p.pref.is_fmt {
@@ -842,25 +842,25 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 						'Use `fn f(x Type, y Type)` instead. You can run `v fmt -w "$p.scanner.file_path"` to automatically fix your code.')
 				}
 				p.next()
-				arg_pos << p.tok.position()
+				arg_pos << p.tok.pos()
 				arg_names << p.check_name()
-				type_pos << p.tok.position()
+				type_pos << p.tok.pos()
 			}
 			if p.tok.kind == .key_mut {
 				// TODO remove old syntax
 				if !p.pref.is_fmt {
-					p.warn_with_pos('use `mut f Foo` instead of `f mut Foo`', p.tok.position())
+					p.warn_with_pos('use `mut f Foo` instead of `f mut Foo`', p.tok.pos())
 				}
 				is_mut = true
 			}
 			if p.tok.kind == .key_shared {
-				p.error_with_pos('use `shared f Foo` instead of `f shared Foo`', p.tok.position())
+				p.error_with_pos('use `shared f Foo` instead of `f shared Foo`', p.tok.pos())
 			}
 			if p.tok.kind == .ellipsis {
 				p.next()
 				is_variadic = true
 			}
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			mut typ := p.parse_type()
 			if typ == 0 {
 				// error is added in parse_type
@@ -911,7 +911,7 @@ fn (mut p Parser) fn_args() ([]ast.Param, bool, bool) {
 				}
 			}
 			if p.tok.kind == .eof {
-				p.error_with_pos('expecting `)`', p.prev_tok.position())
+				p.error_with_pos('expecting `)`', p.prev_tok.pos())
 				return []ast.Param{}, false, false
 			}
 			if p.tok.kind != .rpar {
@@ -934,11 +934,11 @@ fn (mut p Parser) closure_vars() []ast.Param {
 		if is_mut {
 			p.next()
 		}
-		var_pos := p.tok.position()
+		var_pos := p.tok.pos()
 		p.check(.name)
 		var_name := p.prev_tok.lit
 		mut var := p.scope.parent.find_var(var_name) or {
-			p.error_with_pos('undefined ident: `$var_name`', p.prev_tok.position())
+			p.error_with_pos('undefined ident: `$var_name`', p.prev_tok.pos())
 			continue
 		}
 		var.is_used = true
@@ -967,7 +967,7 @@ fn (mut p Parser) closure_vars() []ast.Param {
 	return vars
 }
 
-fn (mut p Parser) check_fn_mutable_arguments(typ ast.Type, pos token.Position) {
+fn (mut p Parser) check_fn_mutable_arguments(typ ast.Type, pos token.Pos) {
 	sym := p.table.sym(typ)
 	if sym.kind in [.array, .array_fixed, .interface_, .map, .placeholder, .struct_, .generic_inst,
 		.sum_type] {
@@ -990,7 +990,7 @@ fn (mut p Parser) check_fn_mutable_arguments(typ ast.Type, pos token.Position) {
 		pos)
 }
 
-fn (mut p Parser) check_fn_shared_arguments(typ ast.Type, pos token.Position) {
+fn (mut p Parser) check_fn_shared_arguments(typ ast.Type, pos token.Pos) {
 	sym := p.table.sym(typ)
 	if sym.kind !in [.array, .struct_, .map, .placeholder] && !typ.is_ptr() {
 		p.error_with_pos('shared arguments are only allowed for arrays, maps, and structs\n',
@@ -998,7 +998,7 @@ fn (mut p Parser) check_fn_shared_arguments(typ ast.Type, pos token.Position) {
 	}
 }
 
-fn (mut p Parser) check_fn_atomic_arguments(typ ast.Type, pos token.Position) {
+fn (mut p Parser) check_fn_atomic_arguments(typ ast.Type, pos token.Pos) {
 	sym := p.table.sym(typ)
 	if sym.kind !in [.u32, .int, .u64] {
 		p.error_with_pos('atomic arguments are only allowed for 32/64 bit integers\n' +
diff --git a/vlib/v/parser/for.v b/vlib/v/parser/for.v
index 137088e5f8..d9a2efb22b 100644
--- a/vlib/v/parser/for.v
+++ b/vlib/v/parser/for.v
@@ -7,7 +7,7 @@ import v.ast
 
 fn (mut p Parser) for_stmt() ast.Stmt {
 	p.check(.key_for)
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	p.open_scope()
 	p.inside_for = true
 	if p.tok.kind == .key_match {
@@ -86,12 +86,12 @@ fn (mut p Parser) for_stmt() ast.Stmt {
 		|| (p.tok.kind == .key_mut && p.peek_token(2).kind in [.key_in, .comma]) {
 		// `for i in vals`, `for i in start .. end`, `for mut user in users`, `for i, mut user in users`
 		mut val_is_mut := p.tok.kind == .key_mut
-		mut_pos := p.tok.position()
+		mut_pos := p.tok.pos()
 		if val_is_mut {
 			p.next()
 		}
-		key_var_pos := p.tok.position()
-		mut val_var_pos := p.tok.position()
+		key_var_pos := p.tok.pos()
+		mut val_var_pos := p.tok.pos()
 		mut key_var_name := ''
 		mut val_var_name := p.check_name()
 		if p.tok.kind == .comma {
@@ -105,7 +105,7 @@ fn (mut p Parser) for_stmt() ast.Stmt {
 				val_is_mut = true
 			}
 			key_var_name = val_var_name
-			val_var_pos = p.tok.position()
+			val_var_pos = p.tok.pos()
 			val_var_name = p.check_name()
 			if key_var_name == val_var_name && key_var_name != '_' {
 				return p.error_with_pos('key and value in a for loop cannot be the same',
diff --git a/vlib/v/parser/if_match.v b/vlib/v/parser/if_match.v
index 63a8ae4ee5..ad4ce01a92 100644
--- a/vlib/v/parser/if_match.v
+++ b/vlib/v/parser/if_match.v
@@ -15,11 +15,11 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 	}
 	p.inside_if_expr = true
 	is_expr := p.prev_tok.kind == .key_return
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	if is_comptime {
 		p.inside_ct_if_expr = true
 		p.next() // `$`
-		pos = p.prev_tok.position().extend(p.tok.position())
+		pos = p.prev_tok.pos().extend(p.tok.pos())
 	}
 	mut branches := []ast.IfBranch{}
 	mut has_else := false
@@ -27,11 +27,7 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 	mut prev_guard := false
 	for p.tok.kind in [.key_if, .key_else] {
 		p.inside_if = true
-		start_pos := if is_comptime {
-			p.prev_tok.position().extend(p.tok.position())
-		} else {
-			p.tok.position()
-		}
+		start_pos := if is_comptime { p.prev_tok.pos().extend(p.tok.pos()) } else { p.tok.pos() }
 		if p.tok.kind == .key_else {
 			comments << p.eat_comments()
 			p.check(.key_else)
@@ -44,15 +40,15 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 				// else {
 				has_else = true
 				p.inside_if = false
-				end_pos := p.prev_tok.position()
-				body_pos := p.tok.position()
+				end_pos := p.prev_tok.pos()
+				body_pos := p.tok.pos()
 				p.open_scope()
 				// only declare `err` if previous branch was an `if` guard
 				if prev_guard {
 					p.scope.register(ast.Var{
 						name: 'err'
 						typ: ast.error_type
-						pos: p.tok.position()
+						pos: p.tok.pos()
 						is_used: true
 						is_stack_obj: true
 					})
@@ -60,7 +56,7 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 				branches << ast.IfBranch{
 					stmts: p.parse_block_no_scope(false)
 					pos: start_pos.extend(end_pos)
-					body_pos: body_pos.extend(p.tok.position())
+					body_pos: body_pos.extend(p.tok.pos())
 					comments: comments
 					scope: p.scope
 				}
@@ -95,7 +91,7 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 					p.next()
 				}
 				var.is_mut = is_mut
-				var.pos = p.tok.position()
+				var.pos = p.tok.pos()
 				var.name = p.check_name()
 
 				if p.scope.known_var(var.name) {
@@ -132,8 +128,8 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 			p.comptime_if_cond = false
 		}
 		comments << p.eat_comments()
-		end_pos := p.prev_tok.position()
-		body_pos := p.tok.position()
+		end_pos := p.prev_tok.pos()
+		body_pos := p.tok.pos()
 		p.inside_if = false
 		p.open_scope()
 		stmts := p.parse_block_no_scope(false)
@@ -141,7 +137,7 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 			cond: cond
 			stmts: stmts
 			pos: start_pos.extend(end_pos)
-			body_pos: body_pos.extend(p.prev_tok.position())
+			body_pos: body_pos.extend(p.prev_tok.pos())
 			comments: comments
 			scope: p.scope
 		}
@@ -178,7 +174,7 @@ fn (mut p Parser) if_expr(is_comptime bool) ast.IfExpr {
 }
 
 fn (mut p Parser) match_expr() ast.MatchExpr {
-	match_first_pos := p.tok.position()
+	match_first_pos := p.tok.pos()
 	p.inside_match = true
 	p.check(.key_match)
 	mut is_sum_type := false
@@ -191,7 +187,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 	comments := p.eat_comments() // comments before the first branch
 	mut branches := []ast.MatchBranch{}
 	for p.tok.kind != .eof {
-		branch_first_pos := p.tok.position()
+		branch_first_pos := p.tok.pos()
 		mut exprs := []ast.Expr{}
 		mut ecmnts := [][]ast.Comment{}
 		p.open_scope()
@@ -212,7 +208,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 				types << parsed_type
 				exprs << ast.TypeNode{
 					typ: parsed_type
-					pos: p.prev_tok.position()
+					pos: p.prev_tok.pos()
 				}
 				if p.tok.kind != .comma {
 					break
@@ -237,7 +233,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 				p.inside_match_case = false
 				if p.tok.kind == .dotdot {
 					p.error_with_pos('match only supports inclusive (`...`) ranges, not exclusive (`..`)',
-						p.tok.position())
+						p.tok.pos())
 					return ast.MatchExpr{}
 				} else if p.tok.kind == .ellipsis {
 					p.next()
@@ -247,7 +243,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 						high: expr2
 						has_low: true
 						has_high: true
-						pos: p.tok.position()
+						pos: p.tok.pos()
 					}
 				} else {
 					exprs << expr
@@ -267,7 +263,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 				}
 			}
 		}
-		branch_last_pos := p.prev_tok.position()
+		branch_last_pos := p.prev_tok.pos()
 		// p.warn('match block')
 		p.inside_match_body = true
 		stmts := p.parse_block_no_scope(false)
@@ -275,7 +271,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 		p.close_scope()
 		p.inside_match_body = false
 		pos := branch_first_pos.extend_with_last_line(branch_last_pos, p.prev_tok.line_nr)
-		branch_pos := branch_first_pos.extend_with_last_line(p.tok.position(), p.tok.line_nr)
+		branch_pos := branch_first_pos.extend_with_last_line(p.tok.pos(), p.tok.line_nr)
 		post_comments := p.eat_comments()
 		branches << ast.MatchBranch{
 			exprs: exprs
@@ -294,8 +290,8 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 			break
 		}
 	}
-	match_last_pos := p.tok.position()
-	mut pos := token.Position{
+	match_last_pos := p.tok.pos()
+	mut pos := token.Pos{
 		line_nr: match_first_pos.line_nr
 		pos: match_first_pos.pos
 		len: match_last_pos.pos - match_first_pos.pos + match_last_pos.len
@@ -316,7 +312,7 @@ fn (mut p Parser) match_expr() ast.MatchExpr {
 }
 
 fn (mut p Parser) select_expr() ast.SelectExpr {
-	match_first_pos := p.tok.position()
+	match_first_pos := p.tok.pos()
 	p.check(.key_select)
 	no_lcbr := p.tok.kind != .lcbr
 	if !no_lcbr {
@@ -326,7 +322,7 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 	mut has_else := false
 	mut has_timeout := false
 	for {
-		branch_first_pos := p.tok.position()
+		branch_first_pos := p.tok.pos()
 		comment := p.check_comment() // comment before {}
 		p.open_scope()
 		// final else
@@ -336,12 +332,12 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 		if p.tok.kind == .key_else {
 			if has_timeout {
 				p.error_with_pos('timeout `> t` and `else` are mutually exclusive `select` keys',
-					p.tok.position())
+					p.tok.pos())
 				return ast.SelectExpr{}
 			}
 			if has_else {
 				p.error_with_pos('at most one `else` branch allowed in `select` block',
-					p.tok.position())
+					p.tok.pos())
 				return ast.SelectExpr{}
 			}
 			is_else = true
@@ -352,7 +348,7 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 			if p.tok.kind == .gt {
 				is_gt = true
 				p.note_with_pos('`>` is deprecated and will soon be forbidden - just state the timeout in nanoseconds',
-					p.tok.position())
+					p.tok.pos())
 				p.next()
 			}
 			p.inside_match = true
@@ -367,7 +363,7 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 			} else {
 				stmt = ast.ExprStmt{
 					expr: exprs[0]
-					pos: exprs[0].position()
+					pos: exprs[0].pos()
 					comments: [comment]
 					is_expr: true
 				}
@@ -422,7 +418,7 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 						}
 						else {
 							p.error_with_pos('select key: receive expression expected',
-								stmt.right[0].position())
+								stmt.right[0].pos())
 							return ast.SelectExpr{}
 						}
 					}
@@ -434,12 +430,12 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 				}
 			}
 		}
-		branch_last_pos := p.tok.position()
+		branch_last_pos := p.tok.pos()
 		p.inside_match_body = true
 		stmts := p.parse_block_no_scope(false)
 		p.close_scope()
 		p.inside_match_body = false
-		mut pos := token.Position{
+		mut pos := token.Pos{
 			line_nr: branch_first_pos.line_nr
 			pos: branch_first_pos.pos
 			len: branch_last_pos.pos - branch_first_pos.pos + branch_last_pos.len
@@ -463,8 +459,8 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 			break
 		}
 	}
-	match_last_pos := p.tok.position()
-	pos := token.Position{
+	match_last_pos := p.tok.pos()
+	pos := token.Pos{
 		line_nr: match_first_pos.line_nr
 		pos: match_first_pos.pos
 		len: match_last_pos.pos - match_first_pos.pos + match_last_pos.len
@@ -475,7 +471,7 @@ fn (mut p Parser) select_expr() ast.SelectExpr {
 	}
 	return ast.SelectExpr{
 		branches: branches
-		pos: pos.extend_with_last_line(p.prev_tok.position(), p.prev_tok.line_nr)
+		pos: pos.extend_with_last_line(p.prev_tok.pos(), p.prev_tok.line_nr)
 		has_exception: has_else || has_timeout
 	}
 }
diff --git a/vlib/v/parser/lock.v b/vlib/v/parser/lock.v
index 9ccb639220..11a95534d5 100644
--- a/vlib/v/parser/lock.v
+++ b/vlib/v/parser/lock.v
@@ -6,12 +6,12 @@ import v.ast
 // parse `x` or `x.y.z` - no index, no struct literals (`{` starts lock block)
 fn (mut p Parser) lockable() ast.Expr {
 	mut names := []string{}
-	mut positions := []token.Position{}
-	mut pos := p.tok.position()
+	mut positions := []token.Pos{}
+	mut pos := p.tok.pos()
 	for {
 		if p.tok.kind != .name {
 			p.error_with_pos('unexpected `$p.tok.lit` (field/variable name expected)',
-				p.tok.position())
+				p.tok.pos())
 		}
 		names << p.tok.lit
 		positions << pos
@@ -20,7 +20,7 @@ fn (mut p Parser) lockable() ast.Expr {
 			break
 		}
 		p.next()
-		pos.extend(p.tok.position())
+		pos.extend(p.tok.pos())
 	}
 	mut expr := ast.Expr(ast.Ident{
 		language: ast.Language.v
@@ -67,14 +67,14 @@ fn (mut p Parser) lock_expr() ast.LockExpr {
 	// TODO Handle aliasing sync
 	p.register_auto_import('sync')
 	p.open_scope()
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	mut lockeds := []ast.Expr{}
 	mut comments := []ast.Comment{}
 	mut is_rlocked := []bool{}
 	for {
 		is_rlock := p.tok.kind == .key_rlock
 		if !is_rlock && p.tok.kind != .key_lock {
-			p.error_with_pos('unexpected `$p.tok`, expected `lock` or `rlock`', p.tok.position())
+			p.error_with_pos('unexpected `$p.tok`, expected `lock` or `rlock`', p.tok.pos())
 		}
 		p.next()
 		if p.tok.kind == .lcbr {
@@ -85,7 +85,7 @@ fn (mut p Parser) lock_expr() ast.LockExpr {
 			for e in exprs {
 				if !e.is_lockable() {
 					p.error_with_pos('`$e` cannot be locked - only `x` or `x.y` are supported',
-						e.position())
+						e.pos())
 				}
 				lockeds << e
 				is_rlocked << is_rlock
diff --git a/vlib/v/parser/module.v b/vlib/v/parser/module.v
index db082d1152..f6f37110b6 100644
--- a/vlib/v/parser/module.v
+++ b/vlib/v/parser/module.v
@@ -36,7 +36,7 @@ fn (mut p Parser) register_auto_import(alias string) {
 		p.imports[alias] = alias
 		p.table.imports << alias
 		node := ast.Import{
-			pos: p.tok.position()
+			pos: p.tok.pos()
 			mod: alias
 			alias: alias
 		}
diff --git a/vlib/v/parser/parse_type.v b/vlib/v/parser/parse_type.v
index cd487b0d75..269a284c05 100644
--- a/vlib/v/parser/parse_type.v
+++ b/vlib/v/parser/parse_type.v
@@ -60,7 +60,7 @@ pub fn (mut p Parser) parse_array_type(expecting token.Kind) ast.Type {
 				}
 				else {
 					p.error_with_pos('fixed array size cannot use non-constant value',
-						size_expr.position())
+						size_expr.pos())
 				}
 			}
 		}
@@ -71,7 +71,7 @@ pub fn (mut p Parser) parse_array_type(expecting token.Kind) ast.Type {
 			return 0
 		}
 		if fixed_size <= 0 {
-			p.error_with_pos('fixed size cannot be zero or negative', size_expr.position())
+			p.error_with_pos('fixed size cannot be zero or negative', size_expr.pos())
 		}
 		// sym := p.table.sym(elem_type)
 		idx := p.table.find_or_register_array_fixed(elem_type, fixed_size, size_expr)
@@ -128,7 +128,7 @@ pub fn (mut p Parser) parse_map_type() ast.Type {
 		}
 		s := p.table.type_to_str(key_type)
 		p.error_with_pos('maps only support string, integer, float, rune, enum or voidptr keys for now (not `$s`)',
-			p.tok.position())
+			p.tok.pos())
 		return 0
 	}
 	p.check(.rsbr)
@@ -138,7 +138,7 @@ pub fn (mut p Parser) parse_map_type() ast.Type {
 		return 0
 	}
 	if value_type.idx() == ast.void_type_idx {
-		p.error_with_pos('map value type cannot be void', p.tok.position())
+		p.error_with_pos('map value type cannot be void', p.tok.pos())
 		return 0
 	}
 	idx := p.table.find_or_register_map(key_type, value_type)
@@ -238,14 +238,14 @@ pub fn (mut p Parser) parse_fn_type(name string) ast.Type {
 		}
 	}
 	mut return_type := ast.void_type
-	mut return_type_pos := token.Position{}
+	mut return_type_pos := token.Pos{}
 	if p.tok.line_nr == line_nr && p.tok.kind.is_start_of_type() && !p.is_attributes() {
-		return_type_pos = p.tok.position()
+		return_type_pos = p.tok.pos()
 		return_type = p.parse_type()
 		if return_type.has_flag(.generic) {
 			has_generic = true
 		}
-		return_type_pos = return_type_pos.extend(p.prev_tok.position())
+		return_type_pos = return_type_pos.extend(p.prev_tok.pos())
 	}
 	func := ast.Fn{
 		name: name
@@ -335,11 +335,11 @@ pub fn (mut p Parser) parse_sum_type_variants() []ast.TypeNode {
 	}
 	mut types := []ast.TypeNode{}
 	for {
-		type_start_pos := p.tok.position()
+		type_start_pos := p.tok.pos()
 		typ := p.parse_type()
 		// TODO: needs to be its own var, otherwise TCC fails because of a known stack error
 		prev_tok := p.prev_tok
-		type_end_pos := prev_tok.position()
+		type_end_pos := prev_tok.pos()
 		type_pos := type_start_pos.extend(type_end_pos)
 		types << ast.TypeNode{
 			typ: typ
@@ -356,7 +356,7 @@ pub fn (mut p Parser) parse_sum_type_variants() []ast.TypeNode {
 pub fn (mut p Parser) parse_type() ast.Type {
 	// optional
 	mut is_optional := false
-	optional_pos := p.tok.position()
+	optional_pos := p.tok.pos()
 	if p.tok.kind == .question {
 		line_nr := p.tok.line_nr
 		p.next()
@@ -394,7 +394,7 @@ pub fn (mut p Parser) parse_type() ast.Type {
 	mut typ := ast.void_type
 	is_array := p.tok.kind == .lsbr
 	if p.tok.kind != .lcbr {
-		pos := p.tok.position()
+		pos := p.tok.pos()
 		typ = p.parse_any_type(language, nr_muls > 0, true)
 		if typ.idx() == 0 {
 			// error is set in parse_type
@@ -406,7 +406,7 @@ pub fn (mut p Parser) parse_type() ast.Type {
 		}
 		sym := p.table.sym(typ)
 		if is_optional && sym.info is ast.SumType && (sym.info as ast.SumType).is_anon {
-			p.error_with_pos('an inline sum type cannot be optional', optional_pos.extend(p.prev_tok.position()))
+			p.error_with_pos('an inline sum type cannot be optional', optional_pos.extend(p.prev_tok.pos()))
 		}
 	}
 	if is_optional {
@@ -439,12 +439,12 @@ pub fn (mut p Parser) parse_any_type(language ast.Language, is_ptr bool, check_d
 	} else if p.peek_tok.kind == .dot && check_dot {
 		// `module.Type`
 		mut mod := name
-		mut mod_pos := p.tok.position()
+		mut mod_pos := p.tok.pos()
 		p.next()
 		p.check(.dot)
 		mut mod_last_part := mod
 		for p.peek_tok.kind == .dot {
-			mod_pos = mod_pos.extend(p.tok.position())
+			mod_pos = mod_pos.extend(p.tok.pos())
 			mod_last_part = p.tok.lit
 			mod += '.$mod_last_part'
 			p.next()
@@ -615,7 +615,7 @@ pub fn (mut p Parser) parse_generic_type(name string) ast.Type {
 pub fn (mut p Parser) parse_generic_inst_type(name string) ast.Type {
 	mut bs_name := name
 	mut bs_cname := name
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	p.next()
 	p.inside_generic_params = true
 	bs_name += '<'
@@ -638,7 +638,7 @@ pub fn (mut p Parser) parse_generic_inst_type(name string) ast.Type {
 		bs_name += ', '
 		bs_cname += '_'
 	}
-	concrete_types_pos := start_pos.extend(p.tok.position())
+	concrete_types_pos := start_pos.extend(p.tok.pos())
 	p.check(.gt)
 	p.inside_generic_params = false
 	bs_name += '>'
diff --git a/vlib/v/parser/parser.v b/vlib/v/parser/parser.v
index 6e52da76a3..958b22e6ef 100644
--- a/vlib/v/parser/parser.v
+++ b/vlib/v/parser/parser.v
@@ -497,7 +497,7 @@ pub fn (mut p Parser) parse_block_no_scope(is_top_level bool) []ast.Stmt {
 			}
 			if count > 1000000 {
 				p.error_with_pos('parsed over $count statements from fn $p.cur_fn_name, the parser is probably stuck',
-					p.tok.position())
+					p.tok.pos())
 				return []
 			}
 		}
@@ -558,7 +558,7 @@ fn (mut p Parser) check_name() string {
 
 [if trace_parser ?]
 fn (p &Parser) trace_parser(label string) {
-	eprintln('parsing: ${p.file_name:-30}|tok.pos: ${p.tok.position().line_str():-39}|tok.kind: ${p.tok.kind:-10}|tok.lit: ${p.tok.lit:-10}|$label')
+	eprintln('parsing: ${p.file_name:-30}|tok.pos: ${p.tok.pos().line_str():-39}|tok.kind: ${p.tok.kind:-10}|tok.lit: ${p.tok.lit:-10}|$label')
 }
 
 pub fn (mut p Parser) top_stmt() ast.Stmt {
@@ -603,7 +603,7 @@ pub fn (mut p Parser) top_stmt() ast.Stmt {
 			}
 			.key_import {
 				p.error_with_pos('`import x` can only be declared at the beginning of the file',
-					p.tok.position())
+					p.tok.pos())
 				return p.import_stmt()
 			}
 			.key_global {
@@ -684,7 +684,7 @@ pub fn (mut p Parser) check_comment() ast.Comment {
 }
 
 pub fn (mut p Parser) comment() ast.Comment {
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	text := p.tok.lit
 	num_newlines := text.count('\n')
 	is_multi := num_newlines > 0
@@ -739,7 +739,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 	p.is_stmt_ident = p.tok.kind == .name
 	match p.tok.kind {
 		.lcbr {
-			mut pos := p.tok.position()
+			mut pos := p.tok.pos()
 			stmts := p.parse_block()
 			pos.last_line = p.prev_tok.line_nr
 			return ast.Block{
@@ -749,12 +749,12 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 		}
 		.key_assert {
 			p.next()
-			mut pos := p.tok.position()
+			mut pos := p.tok.pos()
 			expr := p.expr(0)
 			pos.update_last_line(p.prev_tok.line_nr)
 			return ast.AssertStmt{
 				expr: expr
-				pos: pos.extend(p.tok.position())
+				pos: pos.extend(p.tok.pos())
 				is_used: p.inside_test_file || !p.pref.is_prod
 			}
 		}
@@ -767,7 +767,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 			}
 			if p.peek_tok.kind == .colon {
 				// `label:`
-				spos := p.tok.position()
+				spos := p.tok.pos()
 				name := p.check_name()
 				if name in p.label_names {
 					p.error_with_pos('duplicate label `$name`', spos)
@@ -775,7 +775,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 				p.label_names << name
 				p.next()
 				if p.tok.kind == .key_for {
-					for_pos := p.tok.position()
+					for_pos := p.tok.pos()
 					mut stmt := p.stmt(is_top_level)
 					match mut stmt {
 						ast.ForStmt {
@@ -797,13 +797,13 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 				}
 				return ast.GotoLabel{
 					name: name
-					pos: spos.extend(p.tok.position())
+					pos: spos.extend(p.tok.pos())
 				}
 			} else if p.peek_tok.kind == .name {
-				return p.error_with_pos('unexpected name `$p.tok.lit`', p.tok.position())
+				return p.error_with_pos('unexpected name `$p.tok.lit`', p.tok.pos())
 			} else if !p.inside_if_expr && !p.inside_match_body && !p.inside_or_expr
 				&& p.peek_tok.kind in [.rcbr, .eof] && !p.mark_var_as_used(p.tok.lit) {
-				return p.error_with_pos('`$p.tok.lit` evaluated but not used', p.tok.position())
+				return p.error_with_pos('`$p.tok.lit` evaluated but not used', p.tok.pos())
 			}
 			return p.parse_multi_expr(is_top_level)
 		}
@@ -812,7 +812,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 		}
 		.key_return {
 			if p.inside_defer {
-				return p.error_with_pos('`return` not allowed inside `defer` block', p.tok.position())
+				return p.error_with_pos('`return` not allowed inside `defer` block', p.tok.pos())
 			} else {
 				return p.return_stmt()
 			}
@@ -820,7 +820,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 		.dollar {
 			match p.peek_tok.kind {
 				.key_if {
-					mut pos := p.tok.position()
+					mut pos := p.tok.pos()
 					expr := p.if_expr(true)
 					pos.update_last_line(p.prev_tok.line_nr)
 					return ast.ExprStmt{
@@ -832,7 +832,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 					return p.comptime_for()
 				}
 				.name {
-					mut pos := p.tok.position()
+					mut pos := p.tok.pos()
 					expr := p.comptime_call()
 					pos.update_last_line(p.prev_tok.line_nr)
 					return ast.ExprStmt{
@@ -841,7 +841,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 					}
 				}
 				else {
-					return p.error_with_pos('unexpected \$', p.tok.position())
+					return p.error_with_pos('unexpected \$', p.tok.pos())
 				}
 			}
 		}
@@ -856,7 +856,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 			return ast.BranchStmt{
 				kind: tok.kind
 				label: label
-				pos: tok.position()
+				pos: tok.pos()
 			}
 		}
 		.key_unsafe {
@@ -867,10 +867,10 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 		}
 		.key_defer {
 			if p.inside_defer {
-				return p.error_with_pos('`defer` blocks cannot be nested', p.tok.position())
+				return p.error_with_pos('`defer` blocks cannot be nested', p.tok.pos())
 			} else {
 				p.next()
-				spos := p.tok.position()
+				spos := p.tok.pos()
 				p.inside_defer = true
 				p.defer_vars = []ast.Ident{}
 				stmts := p.parse_block()
@@ -878,7 +878,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 				return ast.DeferStmt{
 					stmts: stmts
 					defer_vars: p.defer_vars.clone()
-					pos: spos.extend_with_last_line(p.tok.position(), p.prev_tok.line_nr)
+					pos: spos.extend_with_last_line(p.tok.pos(), p.prev_tok.line_nr)
 				}
 			}
 		}
@@ -891,7 +891,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 		}
 		.key_goto {
 			p.next()
-			spos := p.tok.position()
+			spos := p.tok.pos()
 			name := p.check_name()
 			return ast.GotoStmt{
 				name: name
@@ -900,7 +900,7 @@ pub fn (mut p Parser) stmt(is_top_level bool) ast.Stmt {
 		}
 		.key_const {
 			return p.error_with_pos('const can only be defined at the top level (outside of functions)',
-				p.tok.position())
+				p.tok.pos())
 		}
 		.key_asm {
 			return p.asm_stmt(false)
@@ -925,7 +925,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 	}
 	mut backup_scope := p.scope
 
-	pos := p.tok.position()
+	pos := p.tok.pos()
 
 	p.check(.key_asm)
 	mut arch := pref.arch_from_string(p.tok.lit) or { pref.Arch._auto }
@@ -952,7 +952,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 		p.next()
 	}
 
-	p.check_for_impure_v(ast.pref_arch_to_table_language(arch), p.prev_tok.position())
+	p.check_for_impure_v(ast.pref_arch_to_table_language(arch), p.prev_tok.pos())
 
 	p.check(.lcbr)
 	p.scope = &ast.Scope{
@@ -968,7 +968,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 	// arm: https://developer.arm.com/documentation/dui0068/b/arm-instruction-reference
 	mut templates := []ast.AsmTemplate{}
 	for p.tok.kind !in [.semicolon, .rcbr] {
-		template_pos := p.tok.position()
+		template_pos := p.tok.pos()
 		mut name := ''
 		if p.tok.kind == .name && arch == .amd64 && p.tok.lit in ['rex', 'vex', 'xop'] {
 			name += p.tok.lit
@@ -1008,7 +1008,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 		mut args := []ast.AsmArg{}
 		if p.tok.line_nr == p.prev_tok.line_nr {
 			args_loop: for {
-				if p.prev_tok.position().line_nr < p.tok.position().line_nr {
+				if p.prev_tok.pos().line_nr < p.tok.pos().line_nr {
 					break
 				}
 				mut segment := ''
@@ -1049,7 +1049,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 					.chartoken {
 						args << ast.CharLiteral{
 							val: p.tok.lit
-							pos: p.tok.position()
+							pos: p.tok.pos()
 						}
 						p.next()
 					}
@@ -1080,7 +1080,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 					break
 				}
 			}
-			// if p.prev_tok.position().line_nr < p.tok.position().line_nr {
+			// if p.prev_tok.pos().line_nr < p.tok.pos().line_nr {
 			// 	break
 			// }
 		}
@@ -1099,7 +1099,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 			comments: comments
 			is_label: is_label
 			is_directive: is_directive
-			pos: template_pos.extend(p.tok.position())
+			pos: template_pos.extend(p.tok.pos())
 		}
 	}
 	mut scope := p.scope
@@ -1166,7 +1166,7 @@ fn (mut p Parser) asm_stmt(is_top_level bool) ast.AsmStmt {
 		output: output
 		input: input
 		clobbered: clobbered
-		pos: pos.extend(p.prev_tok.position())
+		pos: pos.extend(p.prev_tok.pos())
 		is_basic: is_top_level || output.len + input.len + clobbered.len == 0
 		scope: scope
 		global_labels: global_labels
@@ -1192,13 +1192,13 @@ fn (mut p Parser) reg_or_alias() ast.AsmArg {
 	} else {
 		return ast.AsmAlias{
 			name: p.prev_tok.lit
-			pos: p.prev_tok.position()
+			pos: p.prev_tok.pos()
 		}
 	}
 }
 
 // fn (mut p Parser) asm_addressing() ast.AsmAddressing {
-// 	pos := p.tok.position()
+// 	pos := p.tok.pos()
 // 	p.check(.lsbr)
 // 	unknown_addressing_mode := 'unknown addressing mode. supported ones are [displacement],	[base], [base + displacement] [index ∗ scale + displacement], [base + index ∗ scale + displacement], [base + index + displacement] [rip + displacement]'
 // 	mut mode := ast.AddressingMode.invalid
@@ -1283,12 +1283,12 @@ fn (mut p Parser) reg_or_alias() ast.AsmArg {
 // 		index: index
 // 		scale: scale
 // 		mode: mode
-// 		pos: pos.extend(p.prev_tok.position())
+// 		pos: pos.extend(p.prev_tok.pos())
 // 	}
 // }
 
 fn (mut p Parser) asm_addressing() ast.AsmAddressing {
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	p.check(.lsbr)
 	unknown_addressing_mode := 'unknown addressing mode. supported ones are [displacement],	[base], [base + displacement], [index ∗ scale + displacement], [base + index ∗ scale + displacement], [base + index + displacement], [rip + displacement]'
 	// this mess used to look much cleaner before the removal of peek_tok2/3, see above code for cleaner version
@@ -1299,7 +1299,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			return ast.AsmAddressing{
 				mode: .base
 				base: base
-				pos: pos.extend(p.prev_tok.position())
+				pos: pos.extend(p.prev_tok.pos())
 			}
 		} else if p.tok.kind == .number {
 			displacement := if p.tok.kind == .name {
@@ -1307,7 +1307,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			} else {
 				x := ast.AsmArg(ast.AsmDisp{
 					val: p.tok.lit
-					pos: p.tok.position()
+					pos: p.tok.pos()
 				})
 				p.check(.number)
 				x
@@ -1316,7 +1316,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			return ast.AsmAddressing{
 				mode: .displacement
 				displacement: displacement
-				pos: pos.extend(p.prev_tok.position())
+				pos: pos.extend(p.prev_tok.pos())
 			}
 		} else {
 			p.error(unknown_addressing_mode)
@@ -1332,7 +1332,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			} else {
 				x := ast.AsmArg(ast.AsmDisp{
 					val: p.tok.lit
-					pos: p.tok.position()
+					pos: p.tok.pos()
 				})
 				p.check(.number)
 				x
@@ -1342,7 +1342,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 				mode: .rip_plus_displacement
 				base: rip
 				displacement: displacement
-				pos: pos.extend(p.prev_tok.position())
+				pos: pos.extend(p.prev_tok.pos())
 			}
 		}
 		base := p.reg_or_alias()
@@ -1354,7 +1354,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 				} else {
 					x := ast.AsmArg(ast.AsmDisp{
 						val: p.tok.lit
-						pos: p.tok.position()
+						pos: p.tok.pos()
 					})
 					p.check(.number)
 					x
@@ -1364,7 +1364,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 					mode: .base_plus_displacement
 					base: base
 					displacement: displacement
-					pos: pos.extend(p.prev_tok.position())
+					pos: pos.extend(p.prev_tok.pos())
 				}
 			} else {
 				p.error(unknown_addressing_mode)
@@ -1381,7 +1381,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			} else {
 				x := ast.AsmArg(ast.AsmDisp{
 					val: p.tok.lit
-					pos: p.tok.position()
+					pos: p.tok.pos()
 				})
 				p.check(.number)
 				x
@@ -1393,7 +1393,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 				index: index
 				scale: scale
 				displacement: displacement
-				pos: pos.extend(p.prev_tok.position())
+				pos: pos.extend(p.prev_tok.pos())
 			}
 		} else if p.tok.kind == .plus {
 			p.next()
@@ -1402,7 +1402,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			} else {
 				x := ast.AsmArg(ast.AsmDisp{
 					val: p.tok.lit
-					pos: p.tok.position()
+					pos: p.tok.pos()
 				})
 				p.check(.number)
 				x
@@ -1413,7 +1413,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 				base: base
 				index: index
 				displacement: displacement
-				pos: pos.extend(p.prev_tok.position())
+				pos: pos.extend(p.prev_tok.pos())
 			}
 		}
 	}
@@ -1428,7 +1428,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 		} else {
 			x := ast.AsmArg(ast.AsmDisp{
 				val: p.tok.lit
-				pos: p.tok.position()
+				pos: p.tok.pos()
 			})
 			p.check(.number)
 			x
@@ -1439,7 +1439,7 @@ fn (mut p Parser) asm_addressing() ast.AsmAddressing {
 			index: index
 			scale: scale
 			displacement: displacement
-			pos: pos.extend(p.prev_tok.position())
+			pos: pos.extend(p.prev_tok.pos())
 		}
 	}
 	p.error(unknown_addressing_mode)
@@ -1453,7 +1453,7 @@ fn (mut p Parser) asm_ios(output bool) []ast.AsmIO {
 		return []
 	}
 	for {
-		pos := p.tok.position()
+		pos := p.tok.pos()
 
 		mut constraint := ''
 		if p.tok.kind == .lpar {
@@ -1511,7 +1511,7 @@ fn (mut p Parser) asm_ios(output bool) []ast.AsmIO {
 			constraint: constraint
 			expr: expr
 			comments: comments
-			pos: pos.extend(p.prev_tok.position())
+			pos: pos.extend(p.prev_tok.pos())
 		}
 		p.n_asm++
 		if p.tok.kind in [.semicolon, .rcbr] {
@@ -1566,16 +1566,16 @@ fn (mut p Parser) attributes() {
 	p.check(.lsbr)
 	mut has_ctdefine := false
 	for p.tok.kind != .rsbr {
-		start_pos := p.tok.position()
+		start_pos := p.tok.pos()
 		attr := p.parse_attr()
 		if p.attrs.contains(attr.name) && attr.name != 'wasm_export' {
-			p.error_with_pos('duplicate attribute `$attr.name`', start_pos.extend(p.prev_tok.position()))
+			p.error_with_pos('duplicate attribute `$attr.name`', start_pos.extend(p.prev_tok.pos()))
 			return
 		}
 		if attr.kind == .comptime_define {
 			if has_ctdefine {
 				p.error_with_pos('only one `[if flag]` may be applied at a time `$attr.name`',
-					start_pos.extend(p.prev_tok.position()))
+					start_pos.extend(p.prev_tok.pos()))
 				return
 			} else {
 				has_ctdefine = true
@@ -1593,20 +1593,20 @@ fn (mut p Parser) attributes() {
 		p.next()
 	}
 	if p.attrs.len == 0 {
-		p.error_with_pos('attributes cannot be empty', p.prev_tok.position().extend(p.tok.position()))
+		p.error_with_pos('attributes cannot be empty', p.prev_tok.pos().extend(p.tok.pos()))
 		return
 	}
 }
 
 fn (mut p Parser) parse_attr() ast.Attr {
 	mut kind := ast.AttrKind.plain
-	apos := p.prev_tok.position()
+	apos := p.prev_tok.pos()
 	if p.tok.kind == .key_unsafe {
 		p.next()
 		return ast.Attr{
 			name: 'unsafe'
 			kind: kind
-			pos: apos.extend(p.tok.position())
+			pos: apos.extend(p.tok.pos())
 		}
 	}
 	mut name := ''
@@ -1670,23 +1670,23 @@ fn (mut p Parser) parse_attr() ast.Attr {
 		kind: kind
 		ct_expr: comptime_cond
 		ct_opt: comptime_cond_opt
-		pos: apos.extend(p.tok.position())
+		pos: apos.extend(p.tok.pos())
 	}
 }
 
-pub fn (mut p Parser) language_not_allowed_error(language ast.Language, pos token.Position) {
+pub fn (mut p Parser) language_not_allowed_error(language ast.Language, pos token.Pos) {
 	upcase_language := language.str().to_upper()
 	p.error_with_pos('$upcase_language code is not allowed in .${p.file_backend_mode}.v files, please move it to a .${language}.v file',
 		pos)
 }
 
-pub fn (mut p Parser) language_not_allowed_warning(language ast.Language, pos token.Position) {
+pub fn (mut p Parser) language_not_allowed_warning(language ast.Language, pos token.Pos) {
 	upcase_language := language.str().to_upper()
 	p.warn_with_pos('$upcase_language code will not be allowed in pure .v files, please move it to a .${language}.v file instead',
 		pos)
 }
 
-pub fn (mut p Parser) check_for_impure_v(language ast.Language, pos token.Position) {
+pub fn (mut p Parser) check_for_impure_v(language ast.Language, pos token.Pos) {
 	if language == .v {
 		// pure V code is always allowed everywhere
 		return
@@ -1720,18 +1720,18 @@ pub fn (mut p Parser) check_for_impure_v(language ast.Language, pos token.Positi
 }
 
 pub fn (mut p Parser) error(s string) ast.NodeError {
-	return p.error_with_pos(s, p.tok.position())
+	return p.error_with_pos(s, p.tok.pos())
 }
 
 pub fn (mut p Parser) warn(s string) {
-	p.warn_with_pos(s, p.tok.position())
+	p.warn_with_pos(s, p.tok.pos())
 }
 
 pub fn (mut p Parser) note(s string) {
-	p.note_with_pos(s, p.tok.position())
+	p.note_with_pos(s, p.tok.pos())
 }
 
-pub fn (mut p Parser) error_with_pos(s string, pos token.Position) ast.NodeError {
+pub fn (mut p Parser) error_with_pos(s string, pos token.Pos) ast.NodeError {
 	if p.pref.fatal_errors {
 		exit(1)
 	}
@@ -1800,7 +1800,7 @@ pub fn (mut p Parser) error_with_error(error errors.Error) {
 	}
 }
 
-pub fn (mut p Parser) warn_with_pos(s string, pos token.Position) {
+pub fn (mut p Parser) warn_with_pos(s string, pos token.Pos) {
 	if p.pref.warns_are_errors {
 		p.error_with_pos(s, pos)
 		return
@@ -1825,7 +1825,7 @@ pub fn (mut p Parser) warn_with_pos(s string, pos token.Position) {
 	}
 }
 
-pub fn (mut p Parser) note_with_pos(s string, pos token.Position) {
+pub fn (mut p Parser) note_with_pos(s string, pos token.Pos) {
 	if p.pref.skip_warnings {
 		return
 	}
@@ -1846,7 +1846,7 @@ pub fn (mut p Parser) note_with_pos(s string, pos token.Position) {
 }
 
 pub fn (mut p Parser) vet_error(msg string, line int, fix vet.FixKind, typ vet.ErrorType) {
-	pos := token.Position{
+	pos := token.Pos{
 		line_nr: line + 1
 	}
 	p.vet_errors << vet.Error{
@@ -1865,7 +1865,7 @@ fn (mut p Parser) parse_multi_expr(is_top_level bool) ast.Stmt {
 	// a, mut b ... :=/=   // multi-assign
 	// collect things upto hard boundaries
 	tok := p.tok
-	mut pos := tok.position()
+	mut pos := tok.pos()
 
 	mut defer_vars := p.defer_vars
 	p.defer_vars = []ast.Ident{}
@@ -1894,7 +1894,7 @@ fn (mut p Parser) parse_multi_expr(is_top_level bool) ast.Stmt {
 				is_complex_infix_expr := node is ast.InfixExpr
 					&& (node as ast.InfixExpr).op in [.left_shift, .right_shift, .unsigned_right_shift, .arrow]
 				if !is_complex_infix_expr {
-					return p.error_with_pos('expression evaluated but not used', node.position())
+					return p.error_with_pos('expression evaluated but not used', node.pos())
 				}
 			}
 		}
@@ -1903,7 +1903,7 @@ fn (mut p Parser) parse_multi_expr(is_top_level bool) ast.Stmt {
 	if left.len == 1 {
 		return ast.ExprStmt{
 			expr: left0
-			pos: left0.position()
+			pos: left0.pos()
 			comments: left_comments
 			is_expr: p.inside_for
 		}
@@ -1911,7 +1911,7 @@ fn (mut p Parser) parse_multi_expr(is_top_level bool) ast.Stmt {
 	return ast.ExprStmt{
 		expr: ast.ConcatExpr{
 			vals: left
-			pos: tok.position()
+			pos: tok.pos()
 		}
 		pos: pos
 		comments: left_comments
@@ -1925,7 +1925,7 @@ pub fn (mut p Parser) parse_ident(language ast.Language) ast.Ident {
 	if is_shared {
 		p.register_auto_import('sync')
 	}
-	mut_pos := p.tok.position()
+	mut_pos := p.tok.pos()
 	is_mut := p.tok.kind == .key_mut || is_shared || is_atomic
 	if is_mut {
 		p.next()
@@ -1944,7 +1944,7 @@ pub fn (mut p Parser) parse_ident(language ast.Language) ast.Ident {
 			scope: p.scope
 		}
 	}
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	mut name := p.check_name()
 	if name == '_' {
 		return ast.Ident{
@@ -2091,7 +2091,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 	if p.expecting_type {
 		p.expecting_type = false
 		// get type position before moving to next
-		type_pos := p.tok.position()
+		type_pos := p.tok.pos()
 		typ := p.parse_type()
 		return ast.TypeNode{
 			typ: typ
@@ -2101,10 +2101,10 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 	mut language := ast.Language.v
 	if p.tok.lit == 'C' {
 		language = ast.Language.c
-		p.check_for_impure_v(language, p.tok.position())
+		p.check_for_impure_v(language, p.tok.pos())
 	} else if p.tok.lit == 'JS' {
 		language = ast.Language.js
-		p.check_for_impure_v(language, p.tok.position())
+		p.check_for_impure_v(language, p.tok.pos())
 	}
 	mut mod := ''
 	// p.warn('resetting')
@@ -2127,19 +2127,19 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 		}
 		return ast.MapInit{
 			typ: map_type
-			pos: p.prev_tok.position()
+			pos: p.prev_tok.pos()
 		}
 	}
 	// `chan typ{...}`
 	if p.tok.lit == 'chan' {
-		first_pos := p.tok.position()
+		first_pos := p.tok.pos()
 		mut last_pos := first_pos
 		chan_type := p.parse_chan_type()
 		mut has_cap := false
 		mut cap_expr := ast.empty_expr()
 		p.check(.lcbr)
 		if p.tok.kind == .rcbr {
-			last_pos = p.tok.position()
+			last_pos = p.tok.pos()
 			p.next()
 		} else {
 			key := p.check_name()
@@ -2156,7 +2156,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 					return p.error('wrong field `$key`, expecting `cap`')
 				}
 			}
-			last_pos = p.tok.position()
+			last_pos = p.tok.pos()
 			p.check(.rcbr)
 		}
 		return ast.ChanInit{
@@ -2259,7 +2259,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 			|| (language == .v && name.len > 0 && name[0].is_capital()) {
 			// MainLetter(x) is *always* a cast, as long as it is not `C.`
 			// TODO handle C.stat()
-			start_pos := p.tok.position()
+			start_pos := p.tok.pos()
 			mut to_typ := p.parse_type()
 			// this prevents inner casts to also have an `&`
 			// example: &Foo(malloc(int(num)))
@@ -2276,7 +2276,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 				arg = p.expr(0) // len
 				has_arg = true
 			}
-			end_pos := p.tok.position()
+			end_pos := p.tok.pos()
 			p.check(.rpar)
 			node = ast.CastExpr{
 				typ: to_typ
@@ -2291,7 +2291,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 		} else {
 			// fn call
 			if is_optional {
-				p.error_with_pos('unexpected $p.prev_tok', p.prev_tok.position())
+				p.error_with_pos('unexpected $p.prev_tok', p.prev_tok.pos())
 			}
 			node = p.call_expr(language, mod)
 		}
@@ -2317,7 +2317,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 	} else if p.peek_tok.kind == .dot && (lit0_is_capital && !known_var && language == .v) {
 		// T.name
 		if p.is_generic_name() {
-			pos := p.tok.position()
+			pos := p.tok.pos()
 			name := p.check_name()
 			p.check(.dot)
 			field := p.check_name()
@@ -2326,7 +2326,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 				'typ' { ast.GenericKindField.typ }
 				else { ast.GenericKindField.unknown }
 			}
-			pos.extend(p.tok.position())
+			pos.extend(p.tok.pos())
 			return ast.SelectorExpr{
 				expr: ast.Ident{
 					name: name
@@ -2340,11 +2340,11 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 		}
 		if p.peek_token(2).kind == .name && p.peek_token(3).kind == .lpar && !known_var {
 			p.error_with_pos('the receiver of the method call must be an instantiated object, e.g. `foo.bar()`',
-				p.tok.position())
+				p.tok.pos())
 		}
 		// `Color.green`
 		mut enum_name := p.check_name()
-		enum_name_pos := p.prev_tok.position()
+		enum_name_pos := p.prev_tok.pos()
 		if mod != '' {
 			enum_name = mod + '.' + enum_name
 		} else {
@@ -2356,7 +2356,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 		return ast.EnumVal{
 			enum_name: enum_name
 			val: val
-			pos: enum_name_pos.extend(p.prev_tok.position())
+			pos: enum_name_pos.extend(p.prev_tok.pos())
 			mod: mod
 		}
 	} else if language == .js && p.peek_tok.kind == .dot && p.peek_token(2).kind == .name {
@@ -2367,7 +2367,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 			|| (p.peek_tok.kind == .dot && p.peek_token(2).lit.len > 0
 			&& p.peek_token(2).lit[0].is_capital())
 			|| p.table.find_type_idx(p.mod + '.' + p.tok.lit) > 0) {
-			type_pos := p.tok.position()
+			type_pos := p.tok.pos()
 			typ := p.parse_type()
 			return ast.TypeNode{
 				typ: typ
@@ -2390,7 +2390,7 @@ pub fn (mut p Parser) name_expr() ast.Expr {
 
 fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 	// left == `a` in `a[0]`
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	p.next() // [
 	mut has_low := true
 	if p.tok.kind == .dotdot {
@@ -2404,22 +2404,22 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 			has_high = true
 		}
 
-		pos_high := start_pos.extend(p.tok.position())
+		pos_high := start_pos.extend(p.tok.pos())
 		p.check(.rsbr)
 		mut or_kind_high := ast.OrKind.absent
 		mut or_stmts_high := []ast.Stmt{}
-		mut or_pos_high := token.Position{}
+		mut or_pos_high := token.Pos{}
 
 		if !p.or_is_handled {
 			// a[..end] or {...}
 			if p.tok.kind == .key_orelse {
 				was_inside_or_expr := p.inside_or_expr
 				p.inside_or_expr = true
-				or_pos_high = p.tok.position()
+				or_pos_high = p.tok.pos()
 				p.next()
 				p.open_scope()
 				or_stmts_high = p.parse_block_no_scope(false)
-				or_pos_high = or_pos_high.extend(p.prev_tok.position())
+				or_pos_high = or_pos_high.extend(p.prev_tok.pos())
 				p.close_scope()
 				p.inside_or_expr = was_inside_or_expr
 				return ast.IndexExpr{
@@ -2442,7 +2442,7 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 			}
 			// `a[start..end] ?`
 			if p.tok.kind == .question {
-				or_pos_high = p.tok.position()
+				or_pos_high = p.tok.pos()
 				or_kind_high = .propagate
 				p.next()
 			}
@@ -2477,22 +2477,22 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 			has_high = true
 			high = p.expr(0)
 		}
-		pos_low := start_pos.extend(p.tok.position())
+		pos_low := start_pos.extend(p.tok.pos())
 		p.check(.rsbr)
 		mut or_kind_low := ast.OrKind.absent
 		mut or_stmts_low := []ast.Stmt{}
-		mut or_pos_low := token.Position{}
+		mut or_pos_low := token.Pos{}
 
 		if !p.or_is_handled {
 			// a[start..end] or {...}
 			if p.tok.kind == .key_orelse {
 				was_inside_or_expr := p.inside_or_expr
 				p.inside_or_expr = true
-				or_pos_low = p.tok.position()
+				or_pos_low = p.tok.pos()
 				p.next()
 				p.open_scope()
 				or_stmts_low = p.parse_block_no_scope(false)
-				or_pos_low = or_pos_low.extend(p.prev_tok.position())
+				or_pos_low = or_pos_low.extend(p.prev_tok.pos())
 				p.close_scope()
 				p.inside_or_expr = was_inside_or_expr
 				return ast.IndexExpr{
@@ -2516,7 +2516,7 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 			}
 			// `a[start..end] ?`
 			if p.tok.kind == .question {
-				or_pos_low = p.tok.position()
+				or_pos_low = p.tok.pos()
 				or_kind_low = .propagate
 				p.next()
 			}
@@ -2542,21 +2542,21 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 		}
 	}
 	// [expr]
-	pos := start_pos.extend(p.tok.position())
+	pos := start_pos.extend(p.tok.pos())
 	p.check(.rsbr)
 	mut or_kind := ast.OrKind.absent
 	mut or_stmts := []ast.Stmt{}
-	mut or_pos := token.Position{}
+	mut or_pos := token.Pos{}
 	if !p.or_is_handled {
 		// a[i] or { ... }
 		if p.tok.kind == .key_orelse {
 			was_inside_or_expr := p.inside_or_expr
 			p.inside_or_expr = true
-			or_pos = p.tok.position()
+			or_pos = p.tok.pos()
 			p.next()
 			p.open_scope()
 			or_stmts = p.parse_block_no_scope(false)
-			or_pos = or_pos.extend(p.prev_tok.position())
+			or_pos = or_pos.extend(p.prev_tok.pos())
 			p.close_scope()
 			p.inside_or_expr = was_inside_or_expr
 			return ast.IndexExpr{
@@ -2573,7 +2573,7 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 		}
 		// `a[i] ?`
 		if p.tok.kind == .question {
-			or_pos = p.tok.position()
+			or_pos = p.tok.pos()
 			or_kind = .propagate
 			p.next()
 		}
@@ -2594,7 +2594,7 @@ fn (mut p Parser) index_expr(left ast.Expr, is_gated bool) ast.IndexExpr {
 fn (mut p Parser) scope_register_it() {
 	p.scope.register(ast.Var{
 		name: 'it'
-		pos: p.tok.position()
+		pos: p.tok.pos()
 		is_used: true
 	})
 }
@@ -2602,12 +2602,12 @@ fn (mut p Parser) scope_register_it() {
 fn (mut p Parser) scope_register_ab() {
 	p.scope.register(ast.Var{
 		name: 'a'
-		pos: p.tok.position()
+		pos: p.tok.pos()
 		is_used: true
 	})
 	p.scope.register(ast.Var{
 		name: 'b'
-		pos: p.tok.position()
+		pos: p.tok.pos()
 		is_used: true
 	})
 }
@@ -2618,10 +2618,10 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 		return p.comptime_selector(left)
 	}
 	is_generic_call := p.is_generic_call()
-	name_pos := p.tok.position()
+	name_pos := p.tok.pos()
 	mut field_name := ''
 	// check if the name is on the same line as the dot
-	if (p.prev_tok.position().line_nr == name_pos.line_nr) || p.tok.kind != .name {
+	if (p.prev_tok.pos().line_nr == name_pos.line_nr) || p.tok.kind != .name {
 		field_name = p.check_name()
 	} else {
 		p.name_error = true
@@ -2637,11 +2637,11 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 	// Method call
 	// TODO move to fn.v call_expr()
 	mut concrete_types := []ast.Type{}
-	mut concrete_list_pos := p.tok.position()
+	mut concrete_list_pos := p.tok.pos()
 	if is_generic_call {
 		// `g.foo<int>(10)`
 		concrete_types = p.parse_concrete_types()
-		concrete_list_pos = concrete_list_pos.extend(p.prev_tok.position())
+		concrete_list_pos = concrete_list_pos.extend(p.prev_tok.pos())
 		// In case of `foo<T>()`
 		// T is unwrapped and registered in the checker.
 		has_generic := concrete_types.any(it.has_flag(.generic))
@@ -2656,7 +2656,7 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 		p.check(.rpar)
 		mut or_stmts := []ast.Stmt{}
 		mut or_kind := ast.OrKind.absent
-		mut or_pos := p.tok.position()
+		mut or_pos := p.tok.pos()
 		if p.tok.kind == .key_orelse {
 			was_inside_or_expr := p.inside_or_expr
 			p.inside_or_expr = true
@@ -2665,13 +2665,13 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 			p.scope.register(ast.Var{
 				name: 'err'
 				typ: ast.error_type
-				pos: p.tok.position()
+				pos: p.tok.pos()
 				is_used: true
 				is_stack_obj: true
 			})
 			or_kind = .block
 			or_stmts = p.parse_block_no_scope(false)
-			or_pos = or_pos.extend(p.prev_tok.position())
+			or_pos = or_pos.extend(p.prev_tok.pos())
 			p.close_scope()
 			p.inside_or_expr = was_inside_or_expr
 		}
@@ -2681,7 +2681,7 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 			or_kind = .propagate
 		}
 		//
-		end_pos := p.prev_tok.position()
+		end_pos := p.prev_tok.pos()
 		pos := name_pos.extend(end_pos)
 		comments := p.eat_comments(same_line: true)
 		mcall_expr := ast.CallExpr{
@@ -2707,7 +2707,7 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 		return mcall_expr
 	}
 	mut is_mut := false
-	mut mut_pos := token.Position{}
+	mut mut_pos := token.Pos{}
 	if p.inside_match || p.inside_if_expr {
 		match left {
 			ast.Ident, ast.SelectorExpr {
@@ -2717,7 +2717,7 @@ fn (mut p Parser) dot_expr(left ast.Expr) ast.Expr {
 			else {}
 		}
 	}
-	pos := if p.name_error { left.position().extend(name_pos) } else { name_pos }
+	pos := if p.name_error { left.pos().extend(name_pos) } else { name_pos }
 	sel_expr := ast.SelectorExpr{
 		expr: left
 		field_name: field_name
@@ -2809,16 +2809,16 @@ fn (p Parser) is_generic_name() bool {
 // `.green`
 // `pref.BuildMode.default_mode`
 fn (mut p Parser) enum_val() ast.EnumVal {
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	p.check(.dot)
 	val := p.check_name()
 	return ast.EnumVal{
 		val: val
-		pos: start_pos.extend(p.prev_tok.position())
+		pos: start_pos.extend(p.prev_tok.pos())
 	}
 }
 
-fn (mut p Parser) filter_string_vet_errors(pos token.Position) {
+fn (mut p Parser) filter_string_vet_errors(pos token.Pos) {
 	if p.vet_errors.len == 0 {
 		return
 	}
@@ -2837,7 +2837,7 @@ fn (mut p Parser) string_expr() ast.Expr {
 	}
 	mut node := ast.empty_expr()
 	val := p.tok.lit
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	pos.last_line = pos.line_nr + val.count('\n')
 	if p.peek_tok.kind != .str_dollar {
 		p.next()
@@ -2858,7 +2858,7 @@ fn (mut p Parser) string_expr() ast.Expr {
 	mut visible_pluss := []bool{}
 	mut fills := []bool{}
 	mut fmts := []byte{}
-	mut fposs := []token.Position{}
+	mut fposs := []token.Pos{}
 	// Handle $ interpolation
 	p.inside_str_interp = true
 	for p.tok.kind == .string {
@@ -2918,9 +2918,9 @@ fn (mut p Parser) string_expr() ast.Expr {
 		visible_pluss << visible_plus
 		fmts << fmt
 		fills << fill
-		fposs << p.prev_tok.position()
+		fposs << p.prev_tok.pos()
 	}
-	pos = pos.extend(p.prev_tok.position())
+	pos = pos.extend(p.prev_tok.pos())
 	p.filter_string_vet_errors(pos)
 	node = ast.StringInterLiteral{
 		vals: vals
@@ -2940,11 +2940,11 @@ fn (mut p Parser) string_expr() ast.Expr {
 }
 
 fn (mut p Parser) parse_number_literal() ast.Expr {
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	is_neg := p.tok.kind == .minus
 	if is_neg {
 		p.next()
-		pos = pos.extend(p.tok.position())
+		pos = pos.extend(p.tok.pos())
 	}
 	lit := p.tok.lit
 	full_lit := if is_neg { '-' + lit } else { lit }
@@ -2966,21 +2966,21 @@ fn (mut p Parser) parse_number_literal() ast.Expr {
 
 fn (mut p Parser) module_decl() ast.Module {
 	mut module_attrs := []ast.Attr{}
-	mut attrs_pos := p.tok.position()
+	mut attrs_pos := p.tok.pos()
 	if p.tok.kind == .lsbr {
 		p.attributes()
 		module_attrs = p.attrs
 	}
 	mut name := 'main'
 	is_skipped := p.tok.kind != .key_module
-	mut module_pos := token.Position{}
-	mut name_pos := token.Position{}
+	mut module_pos := token.Pos{}
+	mut name_pos := token.Pos{}
 	mut mod_node := ast.Module{}
 	if !is_skipped {
 		p.attrs = []
-		module_pos = p.tok.position()
+		module_pos = p.tok.pos()
 		p.next()
-		name_pos = p.tok.position()
+		name_pos = p.tok.pos()
 		name = p.check_name()
 		mod_node = ast.Module{
 			pos: module_pos
@@ -2992,7 +2992,7 @@ fn (mut p Parser) module_decl() ast.Module {
 		// NB: this shouldn't be reassigned into name_pos
 		// as it creates a wrong position when extended
 		// to module_pos
-		n_pos := p.tok.position()
+		n_pos := p.tok.pos()
 		if module_pos.line_nr == n_pos.line_nr && p.tok.kind != .comment && p.tok.kind != .eof {
 			if p.tok.kind == .name {
 				p.error_with_pos('`module $name`, you can only declare one module, unexpected `$p.tok.lit`',
@@ -3045,9 +3045,9 @@ fn (mut p Parser) module_decl() ast.Module {
 }
 
 fn (mut p Parser) import_stmt() ast.Import {
-	import_pos := p.tok.position()
+	import_pos := p.tok.pos()
 	p.check(.key_import)
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	mut import_node := ast.Import{
 		pos: import_pos.extend(pos)
 	}
@@ -3069,7 +3069,7 @@ fn (mut p Parser) import_stmt() ast.Import {
 	}
 	for p.tok.kind == .dot {
 		p.next()
-		submod_pos := p.tok.position()
+		submod_pos := p.tok.pos()
 		if p.tok.kind != .name {
 			p.error_with_pos('module syntax error, please use `x.y.z`', submod_pos)
 			return import_node
@@ -3102,10 +3102,10 @@ fn (mut p Parser) import_stmt() ast.Import {
 	mod_name := import_node.mod
 	if p.tok.kind == .key_as {
 		p.next()
-		alias_pos := p.tok.position()
+		alias_pos := p.tok.pos()
 		mod_alias = p.check_name()
 		if mod_alias == mod_name_arr.last() {
-			p.error_with_pos('import alias `$mod_name as $mod_alias` is redundant', p.prev_tok.position())
+			p.error_with_pos('import alias `$mod_name as $mod_alias` is redundant', p.prev_tok.pos())
 			return import_node
 		}
 		import_node = ast.Import{
@@ -3117,9 +3117,9 @@ fn (mut p Parser) import_stmt() ast.Import {
 		}
 	}
 	if p.tok.kind == .lcbr { // import module { fn1, Type2 } syntax
-		mut initial_syms_pos := p.tok.position()
+		mut initial_syms_pos := p.tok.pos()
 		p.import_syms(mut import_node)
-		initial_syms_pos = initial_syms_pos.extend(p.tok.position())
+		initial_syms_pos = initial_syms_pos.extend(p.tok.pos())
 		import_node = ast.Import{
 			...import_node
 			syms_pos: initial_syms_pos
@@ -3127,7 +3127,7 @@ fn (mut p Parser) import_stmt() ast.Import {
 		}
 		p.register_used_import(mod_alias) // no `unused import` msg for parent
 	}
-	pos_t := p.tok.position()
+	pos_t := p.tok.pos()
 	if import_pos.line_nr == pos_t.line_nr {
 		if p.tok.kind !in [.lcbr, .eof, .comment] {
 			p.error_with_pos('cannot import multiple modules at a time', pos_t)
@@ -3147,7 +3147,7 @@ fn (mut p Parser) import_stmt() ast.Import {
 // import_syms parses the inner part of `import module { submod1, submod2 }`
 fn (mut p Parser) import_syms(mut parent ast.Import) {
 	p.next()
-	pos_t := p.tok.position()
+	pos_t := p.tok.pos()
 	if p.tok.kind == .rcbr { // closed too early
 		p.error_with_pos('empty `$parent.mod` import set, remove `{}`', pos_t)
 		return
@@ -3158,7 +3158,7 @@ fn (mut p Parser) import_syms(mut parent ast.Import) {
 		return
 	}
 	for p.tok.kind == .name {
-		pos := p.tok.position()
+		pos := p.tok.pos()
 		alias := p.check_name()
 		p.imported_symbols[alias] = parent.mod + '.' + alias
 		// so we can work with this in fmt+checker
@@ -3175,7 +3175,7 @@ fn (mut p Parser) import_syms(mut parent ast.Import) {
 		}
 	}
 	if p.tok.kind != .rcbr {
-		p.error_with_pos('import syntax error, no closing `}`', p.tok.position())
+		p.error_with_pos('import syntax error, no closing `}`', p.tok.pos())
 		return
 	}
 	p.next()
@@ -3195,12 +3195,12 @@ fn (mut p Parser) const_decl() ast.ConstDecl {
 			else {}
 		}
 	}
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	is_pub := p.tok.kind == .key_pub
 	if is_pub {
 		p.next()
 	}
-	const_pos := p.tok.position()
+	const_pos := p.tok.pos()
 	p.check(.key_const)
 	is_block := p.tok.kind == .lpar
 	if is_block {
@@ -3217,7 +3217,7 @@ fn (mut p Parser) const_decl() ast.ConstDecl {
 		if p.tok.kind == .rpar {
 			break
 		}
-		pos := p.tok.position()
+		pos := p.tok.pos()
 		name := p.check_name()
 		if util.contains_capital(name) {
 			p.warn_with_pos('const names cannot contain uppercase letters, use snake_case instead',
@@ -3239,7 +3239,7 @@ fn (mut p Parser) const_decl() ast.ConstDecl {
 			mod: p.mod
 			is_pub: is_pub
 			expr: expr
-			pos: pos.extend(expr.position())
+			pos: pos.extend(expr.pos())
 			comments: comments
 			is_markused: is_markused
 		}
@@ -3265,7 +3265,7 @@ fn (mut p Parser) const_decl() ast.ConstDecl {
 }
 
 fn (mut p Parser) return_stmt() ast.Return {
-	first_pos := p.tok.position()
+	first_pos := p.tok.pos()
 	p.next()
 	// no return
 	mut comments := p.eat_comments()
@@ -3278,7 +3278,7 @@ fn (mut p Parser) return_stmt() ast.Return {
 	// return exprs
 	exprs, comments2 := p.expr_list()
 	comments << comments2
-	end_pos := exprs.last().position()
+	end_pos := exprs.last().pos()
 	return ast.Return{
 		exprs: exprs
 		comments: comments
@@ -3307,7 +3307,7 @@ fn (mut p Parser) global_decl() ast.GlobalDecl {
 		p.error('use `v -enable-globals ...` to enable globals')
 		return ast.GlobalDecl{}
 	}
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	p.check(.key_global)
 	is_block := p.tok.kind == .lpar
 	if is_block {
@@ -3324,12 +3324,12 @@ fn (mut p Parser) global_decl() ast.GlobalDecl {
 		if p.tok.kind == .rpar {
 			break
 		}
-		pos := p.tok.position()
+		pos := p.tok.pos()
 		name := p.check_name()
 		has_expr := p.tok.kind == .assign
 		mut expr := ast.empty_expr()
 		mut typ := ast.void_type
-		mut typ_pos := token.Position{}
+		mut typ_pos := token.Pos{}
 		if has_expr {
 			p.next() // =
 			expr = p.expr(0)
@@ -3366,7 +3366,7 @@ fn (mut p Parser) global_decl() ast.GlobalDecl {
 				}
 			}
 		} else {
-			typ_pos = p.tok.position()
+			typ_pos = p.tok.pos()
 			typ = p.parse_type()
 		}
 		field := ast.GlobalField{
@@ -3390,7 +3390,7 @@ fn (mut p Parser) global_decl() ast.GlobalDecl {
 		p.check(.rpar)
 	}
 	return ast.GlobalDecl{
-		pos: start_pos.extend(p.prev_tok.position())
+		pos: start_pos.extend(p.prev_tok.pos())
 		mod: p.mod
 		fields: fields
 		end_comments: comments
@@ -3402,12 +3402,12 @@ fn (mut p Parser) global_decl() ast.GlobalDecl {
 fn (mut p Parser) enum_decl() ast.EnumDecl {
 	p.top_level_statement_start()
 	is_pub := p.tok.kind == .key_pub
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	if is_pub {
 		p.next()
 	}
 	p.check(.key_enum)
-	end_pos := p.tok.position()
+	end_pos := p.tok.pos()
 	enum_name := p.check_name()
 	if enum_name.len == 1 {
 		p.error_with_pos('single letter capital names are reserved for generic template types.',
@@ -3426,7 +3426,7 @@ fn (mut p Parser) enum_decl() ast.EnumDecl {
 	// mut default_exprs := []ast.Expr{}
 	mut fields := []ast.EnumField{}
 	for p.tok.kind != .eof && p.tok.kind != .rcbr {
-		pos := p.tok.position()
+		pos := p.tok.pos()
 		val := p.check_name()
 		vals << val
 		mut expr := ast.empty_expr()
@@ -3508,15 +3508,15 @@ fn (mut p Parser) enum_decl() ast.EnumDecl {
 }
 
 fn (mut p Parser) type_decl() ast.TypeDecl {
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	is_pub := p.tok.kind == .key_pub
 	if is_pub {
 		p.next()
 	}
 	p.check(.key_type)
-	end_pos := p.tok.position()
+	end_pos := p.tok.pos()
 	decl_pos := start_pos.extend(end_pos)
-	name_pos := p.tok.position()
+	name_pos := p.tok.pos()
 	name := p.check_name()
 	if name.len == 1 && name[0].is_capital() {
 		p.error_with_pos('single letter capital names are reserved for generic template types.',
@@ -3530,16 +3530,16 @@ fn (mut p Parser) type_decl() ast.TypeDecl {
 	}
 	mut sum_variants := []ast.TypeNode{}
 	generic_types, _ := p.parse_generic_types()
-	decl_pos_with_generics := decl_pos.extend(p.prev_tok.position())
+	decl_pos_with_generics := decl_pos.extend(p.prev_tok.pos())
 	p.check(.assign)
-	mut type_pos := p.tok.position()
+	mut type_pos := p.tok.pos()
 	mut comments := []ast.Comment{}
 	if p.tok.kind == .key_fn {
 		// function type: `type mycallback = fn(string, int)`
 		fn_name := p.prepend_mod(name)
 		fn_type := p.parse_fn_type(fn_name)
 		p.table.sym(fn_type).is_public = is_pub
-		type_pos = type_pos.extend(p.tok.position())
+		type_pos = type_pos.extend(p.tok.pos())
 		comments = p.eat_comments(same_line: true)
 		return ast.FnTypeDecl{
 			name: fn_name
@@ -3615,7 +3615,7 @@ fn (mut p Parser) type_decl() ast.TypeDecl {
 		}
 		is_public: is_pub
 	})
-	type_end_pos := p.prev_tok.position()
+	type_end_pos := p.prev_tok.pos()
 	if idx == -1 {
 		p.error_with_pos('cannot register alias `$name`, another type with this name exists',
 			name_pos)
@@ -3639,7 +3639,7 @@ fn (mut p Parser) type_decl() ast.TypeDecl {
 
 fn (mut p Parser) assoc() ast.Assoc {
 	var_name := p.check_name()
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	mut v := p.scope.find_var(var_name) or {
 		p.error('unknown variable `$var_name`')
 		return ast.Assoc{
@@ -3674,7 +3674,7 @@ fn (mut p Parser) assoc() ast.Assoc {
 fn (p &Parser) new_true_expr() ast.Expr {
 	return ast.BoolLiteral{
 		val: true
-		pos: p.tok.position()
+		pos: p.tok.pos()
 	}
 }
 
@@ -3747,10 +3747,10 @@ pub fn (mut p Parser) mark_var_as_used(varname string) bool {
 }
 
 fn (mut p Parser) unsafe_stmt() ast.Stmt {
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	p.next()
 	if p.tok.kind != .lcbr {
-		return p.error_with_pos('please use `unsafe {`', p.tok.position())
+		return p.error_with_pos('please use `unsafe {`', p.tok.pos())
 	}
 	p.next()
 	if p.inside_unsafe {
diff --git a/vlib/v/parser/sql.v b/vlib/v/parser/sql.v
index 0909afc094..7bb2507849 100644
--- a/vlib/v/parser/sql.v
+++ b/vlib/v/parser/sql.v
@@ -7,11 +7,11 @@ import v.ast
 
 fn (mut p Parser) sql_expr() ast.Expr {
 	// `sql db {`
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	p.check_name()
 	db_expr := p.check_expr(0) or {
 		p.error_with_pos('invalid expression: unexpected $p.tok, expecting database',
-			p.tok.position())
+			p.tok.pos())
 	}
 	p.check(.lcbr)
 	p.check(.key_select)
@@ -22,7 +22,7 @@ fn (mut p Parser) sql_expr() ast.Expr {
 		p.check_name() // from
 		typ = ast.int_type
 	}
-	table_pos := p.tok.position()
+	table_pos := p.tok.pos()
 	table_type := p.parse_type() // `User`
 	mut where_expr := ast.empty_expr()
 	has_where := p.tok.kind == .name && p.tok.lit == 'where'
@@ -49,7 +49,7 @@ fn (mut p Parser) sql_expr() ast.Expr {
 	mut has_desc := false
 	if p.tok.kind == .name && p.tok.lit == 'order' {
 		p.check_name() // `order`
-		order_pos := p.tok.position()
+		order_pos := p.tok.pos()
 		if p.tok.kind == .name && p.tok.lit == 'by' {
 			p.check_name() // `by`
 		} else {
@@ -100,7 +100,7 @@ fn (mut p Parser) sql_expr() ast.Expr {
 		order_expr: order_expr
 		has_desc: has_desc
 		is_array: !query_one
-		pos: pos.extend(p.prev_tok.position())
+		pos: pos.extend(p.prev_tok.pos())
 		table_expr: ast.TypeNode{
 			typ: table_type
 			pos: table_pos
@@ -111,7 +111,7 @@ fn (mut p Parser) sql_expr() ast.Expr {
 // insert user into User
 // update User set nr_oders=nr_orders+1 where id == user_id
 fn (mut p Parser) sql_stmt() ast.SqlStmt {
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	p.inside_match = true
 	defer {
 		p.inside_match = false
@@ -120,7 +120,7 @@ fn (mut p Parser) sql_stmt() ast.SqlStmt {
 	p.check_name()
 	db_expr := p.check_expr(0) or {
 		p.error_with_pos('invalid expression: unexpected $p.tok, expecting database',
-			p.tok.position())
+			p.tok.pos())
 	}
 	// println(typeof(db_expr))
 	p.check(.lcbr)
@@ -134,7 +134,7 @@ fn (mut p Parser) sql_stmt() ast.SqlStmt {
 	p.next()
 	pos.last_line = p.prev_tok.line_nr
 	return ast.SqlStmt{
-		pos: pos.extend(p.prev_tok.position())
+		pos: pos.extend(p.prev_tok.pos())
 		db_expr: db_expr
 		lines: lines
 	}
@@ -142,7 +142,7 @@ fn (mut p Parser) sql_stmt() ast.SqlStmt {
 
 fn (mut p Parser) parse_sql_stmt_line() ast.SqlStmtLine {
 	mut n := p.check_name() // insert
-	pos := p.tok.position()
+	pos := p.tok.pos()
 	mut kind := ast.SqlStmtKind.insert
 	if n == 'delete' {
 		kind = .delete
@@ -156,10 +156,10 @@ fn (mut p Parser) parse_sql_stmt_line() ast.SqlStmtLine {
 			return ast.SqlStmtLine{}
 		}
 		typ := p.parse_type()
-		typ_pos := p.tok.position()
+		typ_pos := p.tok.pos()
 		return ast.SqlStmtLine{
 			kind: kind
-			pos: pos.extend(p.prev_tok.position())
+			pos: pos.extend(p.prev_tok.pos())
 			table_expr: ast.TypeNode{
 				typ: typ
 				pos: typ_pos
@@ -173,10 +173,10 @@ fn (mut p Parser) parse_sql_stmt_line() ast.SqlStmtLine {
 			return ast.SqlStmtLine{}
 		}
 		typ := p.parse_type()
-		typ_pos := p.tok.position()
+		typ_pos := p.tok.pos()
 		return ast.SqlStmtLine{
 			kind: kind
-			pos: pos.extend(p.prev_tok.position())
+			pos: pos.extend(p.prev_tok.pos())
 			table_expr: ast.TypeNode{
 				typ: typ
 				pos: typ_pos
@@ -225,16 +225,16 @@ fn (mut p Parser) parse_sql_stmt_line() ast.SqlStmtLine {
 		return ast.SqlStmtLine{}
 	}
 
-	mut table_pos := p.tok.position()
+	mut table_pos := p.tok.pos()
 	mut where_expr := ast.empty_expr()
 	if kind == .insert {
-		table_pos = p.tok.position()
+		table_pos = p.tok.pos()
 		table_type = p.parse_type()
 	} else if kind == .update {
 		p.check_sql_keyword('where') or { return ast.SqlStmtLine{} }
 		where_expr = p.expr(0)
 	} else if kind == .delete {
-		table_pos = p.tok.position()
+		table_pos = p.tok.pos()
 		table_type = p.parse_type()
 		p.check_sql_keyword('where') or { return ast.SqlStmtLine{} }
 		where_expr = p.expr(0)
diff --git a/vlib/v/parser/struct.v b/vlib/v/parser/struct.v
index f714416d8a..e66bc886a2 100644
--- a/vlib/v/parser/struct.v
+++ b/vlib/v/parser/struct.v
@@ -12,7 +12,7 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 	// save attributes, they will be changed later in fields
 	attrs := p.attrs
 	p.attrs = []
-	start_pos := p.tok.position()
+	start_pos := p.tok.pos()
 	is_pub := p.tok.kind == .key_pub
 	if is_pub {
 		p.next()
@@ -34,7 +34,7 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 		p.next() // C || JS
 		p.next() // .
 	}
-	name_pos := p.tok.position()
+	name_pos := p.tok.pos()
 	p.check_for_impure_v(language, name_pos)
 	mut name := p.check_name()
 	// defer {
@@ -90,7 +90,7 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 	mut is_field_mut := false
 	mut is_field_pub := false
 	mut is_field_global := false
-	mut last_line := p.prev_tok.position().line_nr + 1
+	mut last_line := p.prev_tok.pos().line_nr + 1
 	mut end_comments := []ast.Comment{}
 	if !no_body {
 		p.check(.lcbr)
@@ -169,7 +169,7 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 					break
 				}
 			}
-			field_start_pos := p.tok.position()
+			field_start_pos := p.tok.pos()
 			mut is_field_volatile := false
 			if p.tok.kind == .key_volatile {
 				p.next()
@@ -180,14 +180,14 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 			is_on_top := ast_fields.len == 0 && !(is_field_mut || is_field_global)
 			mut field_name := ''
 			mut typ := ast.Type(0)
-			mut type_pos := token.Position{}
-			mut field_pos := token.Position{}
+			mut type_pos := token.Pos{}
+			mut field_pos := token.Pos{}
 			if is_embed {
 				// struct embedding
-				type_pos = p.tok.position()
+				type_pos = p.tok.pos()
 				typ = p.parse_type()
 				comments << p.eat_comments()
-				type_pos = type_pos.extend(p.prev_tok.position())
+				type_pos = type_pos.extend(p.prev_tok.pos())
 				if !is_on_top {
 					p.error_with_pos('struct embedding must be declared at the beginning of the struct body',
 						type_pos)
@@ -224,7 +224,7 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 					// error is set in parse_type
 					return ast.StructDecl{}
 				}
-				type_pos = p.prev_tok.position()
+				type_pos = p.prev_tok.pos()
 				field_pos = field_start_pos.extend(type_pos)
 			}
 			// Comments after type (same line)
@@ -336,7 +336,7 @@ fn (mut p Parser) struct_decl() ast.StructDecl {
 }
 
 fn (mut p Parser) struct_init(typ_str string, short_syntax bool) ast.StructInit {
-	first_pos := (if short_syntax && p.prev_tok.kind == .lcbr { p.prev_tok } else { p.tok }).position()
+	first_pos := (if short_syntax && p.prev_tok.kind == .lcbr { p.prev_tok } else { p.tok }).pos()
 	typ := if short_syntax { ast.void_type } else { p.parse_type() }
 	p.expr_mod = ''
 	// sym := p.table.sym(typ)
@@ -356,15 +356,15 @@ fn (mut p Parser) struct_init(typ_str string, short_syntax bool) ast.StructInit
 	for p.tok.kind !in [.rcbr, .rpar, .eof] {
 		mut field_name := ''
 		mut expr := ast.empty_expr()
-		mut field_pos := token.Position{}
-		mut first_field_pos := token.Position{}
+		mut field_pos := token.Pos{}
+		mut first_field_pos := token.Pos{}
 		mut comments := []ast.Comment{}
 		mut nline_comments := []ast.Comment{}
 		is_update_expr := fields.len == 0 && p.tok.kind == .ellipsis
 		if no_keys {
 			// name will be set later in checker
 			expr = p.expr(0)
-			field_pos = expr.position()
+			field_pos = expr.pos()
 			first_field_pos = field_pos
 			comments = p.eat_comments(same_line: true)
 		} else if is_update_expr {
@@ -374,18 +374,18 @@ fn (mut p Parser) struct_init(typ_str string, short_syntax bool) ast.StructInit
 			update_expr_comments << p.eat_comments(same_line: true)
 			has_update_expr = true
 		} else {
-			first_field_pos = p.tok.position()
+			first_field_pos = p.tok.pos()
 			field_name = p.check_name()
 			p.check(.colon)
 			expr = p.expr(0)
 			comments = p.eat_comments(same_line: true)
-			last_field_pos := expr.position()
+			last_field_pos := expr.pos()
 			field_len := if last_field_pos.len > 0 {
 				last_field_pos.pos - first_field_pos.pos + last_field_pos.len
 			} else {
 				first_field_pos.len + 1
 			}
-			field_pos = token.Position{
+			field_pos = token.Pos{
 				line_nr: first_field_pos.line_nr
 				pos: first_field_pos.pos
 				len: field_len
@@ -423,7 +423,7 @@ fn (mut p Parser) struct_init(typ_str string, short_syntax bool) ast.StructInit
 		update_expr_comments: update_expr_comments
 		has_update_expr: has_update_expr
 		name_pos: first_pos
-		pos: first_pos.extend(if short_syntax { p.tok.position() } else { p.prev_tok.position() })
+		pos: first_pos.extend(if short_syntax { p.tok.pos() } else { p.prev_tok.pos() })
 		is_short: no_keys
 		pre_comments: pre_comments
 	}
@@ -431,7 +431,7 @@ fn (mut p Parser) struct_init(typ_str string, short_syntax bool) ast.StructInit
 
 fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 	p.top_level_statement_start()
-	mut pos := p.tok.position()
+	mut pos := p.tok.pos()
 	attrs := p.attrs
 	is_pub := p.tok.kind == .key_pub
 	if is_pub {
@@ -449,7 +449,7 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 		p.next() // C || JS
 		p.next() // .
 	}
-	name_pos := p.tok.position()
+	name_pos := p.tok.pos()
 	p.check_for_impure_v(language, name_pos)
 	modless_name := p.check_name()
 	mut interface_name := ''
@@ -499,7 +499,7 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 	mut ifaces := []ast.InterfaceEmbedding{}
 	for p.tok.kind != .rcbr && p.tok.kind != .eof {
 		if p.tok.kind == .name && p.tok.lit.len > 0 && p.tok.lit[0].is_capital() {
-			iface_pos := p.tok.position()
+			iface_pos := p.tok.pos()
 			mut iface_name := p.tok.lit
 			iface_type := p.parse_type()
 			if iface_name == 'JS' {
@@ -519,7 +519,7 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 		}
 		if p.tok.kind == .key_mut {
 			if is_mut {
-				p.error_with_pos('redefinition of `mut` section', p.tok.position())
+				p.error_with_pos('redefinition of `mut` section', p.tok.pos())
 				return ast.InterfaceDecl{}
 			}
 			p.next()
@@ -528,7 +528,7 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 			mut_pos = fields.len
 		}
 		if p.peek_tok.kind == .lpar {
-			method_start_pos := p.tok.position()
+			method_start_pos := p.tok.pos()
 			line_nr := p.tok.line_nr
 			name := p.check_name()
 
@@ -563,13 +563,13 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 				return_type: ast.void_type
 				is_variadic: is_variadic
 				is_pub: true
-				pos: method_start_pos.extend(p.prev_tok.position())
+				pos: method_start_pos.extend(p.prev_tok.pos())
 				scope: p.scope
 			}
 			if p.tok.kind.is_start_of_type() && p.tok.line_nr == line_nr {
-				method.return_type_pos = p.tok.position()
+				method.return_type_pos = p.tok.pos()
 				method.return_type = p.parse_type()
-				method.return_type_pos = method.return_type_pos.extend(p.tok.position())
+				method.return_type_pos = method.return_type_pos.extend(p.tok.pos())
 				method.pos = method.pos.extend(method.return_type_pos)
 			}
 			mcomments := p.eat_comments(same_line: true)
@@ -592,11 +592,11 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 			info.methods << tmethod
 		} else {
 			// interface fields
-			field_pos := p.tok.position()
+			field_pos := p.tok.pos()
 			field_name := p.check_name()
-			mut type_pos := p.tok.position()
+			mut type_pos := p.tok.pos()
 			field_typ := p.parse_type()
-			type_pos = type_pos.extend(p.prev_tok.position())
+			type_pos = type_pos.extend(p.prev_tok.pos())
 			mut comments := []ast.Comment{}
 			for p.tok.kind == .comment {
 				comments << p.comment()
@@ -624,7 +624,7 @@ fn (mut p Parser) interface_decl() ast.InterfaceDecl {
 	ts.info = info
 	p.top_level_statement_end()
 	p.check(.rcbr)
-	pos = pos.extend_with_last_line(p.prev_tok.position(), p.prev_tok.line_nr)
+	pos = pos.extend_with_last_line(p.prev_tok.pos(), p.prev_tok.line_nr)
 	res := ast.InterfaceDecl{
 		name: interface_name
 		language: language
diff --git a/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.out b/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.out
index 7ca1501204..027b103d2c 100644
--- a/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.out
+++ b/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.out
@@ -1,21 +1,21 @@
 vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv:4:6: warning: an inline sum type expects a maximum of 3 types (5 were given)
-    2 | 
+    2 |
     3 | struct Foo {
-    4 |     bar int | string | token.Position | bool | u32
-      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+    4 |     bar int | string | token.Pos | bool | u32
+      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     5 | }
     6 |
 vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv:7:12: warning: an inline sum type expects a maximum of 3 types (5 were given)
     5 | }
-    6 | 
-    7 | fn foo(arg int | string | token.Position | bool | u32) int | string | token.Position | bool | u32 {
-      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+    6 |
+    7 | fn foo(arg int | string | token.Pos | bool | u32) int | string | token.Pos | bool | u32 {
+      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     8 |     return 1
     9 | }
-vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv:7:56: warning: an inline sum type expects a maximum of 3 types (5 were given)
+vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv:7:51: warning: an inline sum type expects a maximum of 3 types (5 were given)
     5 | }
-    6 | 
-    7 | fn foo(arg int | string | token.Position | bool | u32) int | string | token.Position | bool | u32 {
-      |                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+    6 |
+    7 | fn foo(arg int | string | token.Pos | bool | u32) int | string | token.Pos | bool | u32 {
+      |                                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     8 |     return 1
     9 | }
diff --git a/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv b/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv
index d3c7764328..d843c88a32 100644
--- a/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv
+++ b/vlib/v/parser/tests/inline_sum_type_return_type_too_many_variants.vv
@@ -1,9 +1,9 @@
 import v.token
 
 struct Foo {
-	bar int | string | token.Position | bool | u32
+	bar int | string | token.Pos | bool | u32
 }
 
-fn foo(arg int | string | token.Position | bool | u32) int | string | token.Position | bool | u32 {
+fn foo(arg int | string | token.Pos | bool | u32) int | string | token.Pos | bool | u32 {
 	return 1
 }
diff --git a/vlib/v/parser/tmpl.v b/vlib/v/parser/tmpl.v
index ab66450415..22f3beae78 100644
--- a/vlib/v/parser/tmpl.v
+++ b/vlib/v/parser/tmpl.v
@@ -133,7 +133,7 @@ fn vweb_tmpl_${fn_name}() string {
 			p.error_with_error(errors.Error{
 				message: "Please use @include 'header' instead of @header (deprecated)"
 				file_path: template_file
-				pos: token.Position{
+				pos: token.Pos{
 					len: '@header'.len
 					line_nr: tline_number
 					pos: start_of_line_pos + position
@@ -148,7 +148,7 @@ fn vweb_tmpl_${fn_name}() string {
 			p.error_with_error(errors.Error{
 				message: "Please use @include 'footer' instead of @footer (deprecated)"
 				file_path: template_file
-				pos: token.Position{
+				pos: token.Pos{
 					len: '@footer'.len
 					line_nr: tline_number
 					pos: start_of_line_pos + position
@@ -182,7 +182,7 @@ fn vweb_tmpl_${fn_name}() string {
 					message: 'Reading file $file_name from path: $file_path failed'
 					details: "Failed to @include '$file_name'"
 					file_path: template_file
-					pos: token.Position{
+					pos: token.Pos{
 						len: '@include '.len + file_name.len
 						line_nr: tline_number
 						pos: start_of_line_pos + position
diff --git a/vlib/v/scanner/scanner.v b/vlib/v/scanner/scanner.v
index 9bd32d9be5..edf7e99b89 100644
--- a/vlib/v/scanner/scanner.v
+++ b/vlib/v/scanner/scanner.v
@@ -1143,7 +1143,7 @@ fn (s &Scanner) count_symbol_before(p int, sym byte) int {
 
 [direct_array_access]
 fn (mut s Scanner) ident_string() string {
-	lspos := token.Position{
+	lspos := token.Pos{
 		line_nr: s.line_nr
 		pos: s.pos
 		col: s.pos - s.last_nl_pos - 1
@@ -1375,7 +1375,7 @@ fn trim_slash_line_break(s string) string {
 ///   escaped utf8 runes in hex like `\xe2\x98\x85` => (★)
 ///   escaped utf8 runes in octal like `\342\230\205` => (★)
 fn (mut s Scanner) ident_char() string {
-	lspos := token.Position{
+	lspos := token.Pos{
 		line_nr: s.line_nr
 		pos: s.pos
 		col: s.pos - s.last_nl_pos - 1
@@ -1498,7 +1498,7 @@ fn (mut s Scanner) inc_line_number() {
 }
 
 pub fn (mut s Scanner) note(msg string) {
-	pos := token.Position{
+	pos := token.Pos{
 		line_nr: s.line_nr
 		pos: s.pos
 	}
@@ -1519,7 +1519,7 @@ pub fn (mut s Scanner) add_error_detail(msg string) {
 	s.error_details << msg
 }
 
-pub fn (mut s Scanner) add_error_detail_with_pos(msg string, pos token.Position) {
+pub fn (mut s Scanner) add_error_detail_with_pos(msg string, pos token.Pos) {
 	details := util.formatted_error('details:', msg, s.file_path, pos)
 	s.add_error_detail(details)
 }
@@ -1538,7 +1538,7 @@ pub fn (mut s Scanner) warn(msg string) {
 		s.error(msg)
 		return
 	}
-	pos := token.Position{
+	pos := token.Pos{
 		line_nr: s.line_nr
 		pos: s.pos
 		col: s.current_column() - 1
@@ -1565,7 +1565,7 @@ pub fn (mut s Scanner) warn(msg string) {
 }
 
 pub fn (mut s Scanner) error(msg string) {
-	pos := token.Position{
+	pos := token.Pos{
 		line_nr: s.line_nr
 		pos: s.pos
 		col: s.current_column() - 1
@@ -1599,7 +1599,7 @@ fn (mut s Scanner) vet_error(msg string, fix vet.FixKind) {
 	ve := vet.Error{
 		message: msg
 		file_path: s.file_path
-		pos: token.Position{
+		pos: token.Pos{
 			line_nr: s.line_nr
 			col: s.current_column() - 1
 		}
diff --git a/vlib/v/tests/struct_embed_test.v b/vlib/v/tests/struct_embed_test.v
index 79476c7f01..f371bbb05a 100644
--- a/vlib/v/tests/struct_embed_test.v
+++ b/vlib/v/tests/struct_embed_test.v
@@ -160,7 +160,7 @@ fn test_embed_method_generic() {
 
 type Piece = King | Queen
 
-struct Position {
+struct Pos {
 	x byte
 	y byte
 }
@@ -171,11 +171,11 @@ enum TeamEnum {
 }
 
 struct PieceCommonFields {
-	pos  Position
+	pos  Pos
 	team TeamEnum
 }
 
-fn (p PieceCommonFields) get_pos() Position {
+fn (p PieceCommonFields) get_pos() Pos {
 	return p.pos
 }
 
@@ -187,16 +187,16 @@ struct Queen {
 	PieceCommonFields
 }
 
-fn (piece Piece) position() Position {
-	mut pos := Position{}
+fn (piece Piece) pos() Pos {
+	mut pos := Pos{}
 	match piece {
 		King, Queen { pos = piece.pos }
 	}
 	return pos
 }
 
-fn (piece Piece) get_position() Position {
-	mut pos := Position{}
+fn (piece Piece) get_pos() Pos {
+	mut pos := Pos{}
 	match piece {
 		King, Queen { pos = piece.get_pos() }
 	}
@@ -205,20 +205,20 @@ fn (piece Piece) get_position() Position {
 
 fn test_match_aggregate_field() {
 	piece := Piece(King{
-		pos: Position{1, 8}
+		pos: Pos{1, 8}
 		team: .black
 	})
-	pos := piece.position()
+	pos := piece.pos()
 	assert pos.x == 1
 	assert pos.y == 8
 }
 
 fn test_match_aggregate_method() {
 	piece := Piece(King{
-		pos: Position{1, 8}
+		pos: Pos{1, 8}
 		team: .black
 	})
-	pos := piece.get_position()
+	pos := piece.get_pos()
 	assert pos.x == 1
 	assert pos.y == 8
 }
diff --git a/vlib/v/token/position.v b/vlib/v/token/pos.v
similarity index 71%
rename from vlib/v/token/position.v
rename to vlib/v/token/pos.v
index 9fe2cd454f..f9835bb02f 100644
--- a/vlib/v/token/position.v
+++ b/vlib/v/token/pos.v
@@ -3,7 +3,7 @@
 // that can be found in the LICENSE file.
 module token
 
-pub struct Position {
+pub struct Pos {
 pub:
 	len     int // length of the literal in the source
 	line_nr int // the line number in the source where the token occured
@@ -14,23 +14,23 @@ pub mut:
 }
 
 [unsafe]
-pub fn (mut p Position) free() {
+pub fn (mut p Pos) free() {
 }
 
-pub fn (p Position) line_str() string {
+pub fn (p Pos) line_str() string {
 	return '{l: ${p.line_nr + 1:5}, c: ${p.col:3}, p: ${p.pos:5}, ll: ${p.last_line + 1:5}}'
 }
 
-pub fn (pos Position) extend(end Position) Position {
-	return Position{
+pub fn (pos Pos) extend(end Pos) Pos {
+	return Pos{
 		...pos
 		len: end.pos - pos.pos + end.len
 		last_line: end.last_line
 	}
 }
 
-pub fn (pos Position) extend_with_last_line(end Position, last_line int) Position {
-	return Position{
+pub fn (pos Pos) extend_with_last_line(end Pos, last_line int) Pos {
+	return Pos{
 		len: end.pos - pos.pos + end.len
 		line_nr: pos.line_nr
 		pos: pos.pos
@@ -39,13 +39,13 @@ pub fn (pos Position) extend_with_last_line(end Position, last_line int) Positio
 	}
 }
 
-pub fn (mut pos Position) update_last_line(last_line int) {
+pub fn (mut pos Pos) update_last_line(last_line int) {
 	pos.last_line = last_line - 1
 }
 
 [inline]
-pub fn (tok &Token) position() Position {
-	return Position{
+pub fn (tok &Token) pos() Pos {
+	return Pos{
 		len: tok.len
 		line_nr: tok.line_nr - 1
 		pos: tok.pos
diff --git a/vlib/v/transformer/transformer.v b/vlib/v/transformer/transformer.v
index 5a4eb4be13..3eb278fd94 100644
--- a/vlib/v/transformer/transformer.v
+++ b/vlib/v/transformer/transformer.v
@@ -657,9 +657,9 @@ pub fn (mut t Transformer) infix_expr(mut node ast.InfixExpr) ast.Expr {
 	node.left = t.expr(mut node.left)
 	node.right = t.expr(mut node.right)
 
-	mut pos := node.left.position()
+	mut pos := node.left.pos()
 	pos.extend(node.pos)
-	pos.extend(node.right.position())
+	pos.extend(node.right.pos())
 
 	if t.pref.is_debug {
 		return node
diff --git a/vlib/v/util/errors.v b/vlib/v/util/errors.v
index 754fb442ba..3af9f2ff67 100644
--- a/vlib/v/util/errors.v
+++ b/vlib/v/util/errors.v
@@ -69,7 +69,7 @@ fn color(kind string, msg string) string {
 }
 
 // formatted_error - `kind` may be 'error' or 'warn'
-pub fn formatted_error(kind string, omsg string, filepath string, pos token.Position) string {
+pub fn formatted_error(kind string, omsg string, filepath string, pos token.Pos) string {
 	emsg := omsg.replace('main.', '')
 	mut path := filepath
 	verror_paths_override := os.getenv('VERROR_PATHS')
@@ -120,7 +120,7 @@ pub fn cached_file2sourcelines(path string) []string {
 	return res
 }
 
-pub fn source_file_context(kind string, filepath string, pos token.Position) []string {
+pub fn source_file_context(kind string, filepath string, pos token.Pos) []string {
 	mut clines := []string{}
 	source_lines := unsafe { cached_file2sourcelines(filepath) }
 	if source_lines.len == 0 {
diff --git a/vlib/v/vet/vet.v b/vlib/v/vet/vet.v
index 39feab0d41..98e8ddaec6 100644
--- a/vlib/v/vet/vet.v
+++ b/vlib/v/vet/vet.v
@@ -27,10 +27,10 @@ pub mut:
 	kind ErrorKind [required]
 pub:
 	// General message
-	message   string         [required]
-	details   string // Details about how to resolve or fix the situation
-	file_path string // file where the error have origin
-	pos       token.Position // position in the file
-	fix       FixKind        [required]
-	typ       ErrorType      [required]
+	message   string    [required]
+	details   string    // Details about how to resolve or fix the situation
+	file_path string    // file where the error have origin
+	pos       token.Pos // position in the file
+	fix       FixKind   [required]
+	typ       ErrorType [required]
 }