checker: fmt
Alexander Medvednikov
parent
8a6820d1b7
commit
828f9af64c
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@ -9,7 +9,7 @@ mut:
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fn main() {
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s := '[{ "name":"Frodo", "age":25}, {"name":"Bobby", "age":10}]'
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users := json.decode([]User, s) or {
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mut users := json.decode([]User, s) or {
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eprintln('Failed to parse json')
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return
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}
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@ -20,10 +20,10 @@ fn main() {
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for i, user in users {
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println('$i) $user.name')
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if !user.can_register() {
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println('Cannot register $user.name, he is too young')
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} else {
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users[i].register()
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println('$user.name is registered')
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println('Cannot register $user.name, they are too young')
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} else {
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users[i].register()
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println('$user.name is registered')
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}
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}
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// Let's encode users again just for fun
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@ -233,7 +233,7 @@ pub fn (mut c Checker) struct_decl(decl ast.StructDecl) {
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c.error('unknown type `$sym.name`', field.pos)
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}
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if sym.kind == .struct_ {
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info:=sym.info as table.Struct
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info := sym.info as table.Struct
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if info.is_ref_only && !field.typ.is_ptr() {
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c.error('`$sym.name` type can only be used as a reference: `&$sym.name`', field.pos)
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}
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@ -255,7 +255,7 @@ pub fn (mut c Checker) struct_decl(decl ast.StructDecl) {
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// && (p.tok.lit[0].is_capital() || is_c || (p.builtin_mod && Sp.tok.lit in table.builtin_type_names))
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}
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pub fn (mut c Checker) struct_init(struct_init mut ast.StructInit) table.Type {
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pub fn (mut c Checker) struct_init(mut struct_init ast.StructInit) table.Type {
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// typ := c.table.find_type(struct_init.typ.typ.name) or {
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// c.error('unknown struct: $struct_init.typ.typ.name', struct_init.pos)
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// panic('')
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@ -344,7 +344,7 @@ pub fn (mut c Checker) struct_init(struct_init mut ast.StructInit) table.Type {
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return struct_init.typ
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}
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pub fn (mut c Checker) infix_expr(infix_expr mut ast.InfixExpr) table.Type {
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pub fn (mut c Checker) infix_expr(mut infix_expr ast.InfixExpr) table.Type {
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// println('checker: infix expr(op $infix_expr.op.str())')
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c.expected_type = table.void_type
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left_type := c.expr(infix_expr.left)
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@ -532,7 +532,8 @@ fn (mut c Checker) fail_if_immutable(expr ast.Expr) {
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}
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if !field_info.is_mut {
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type_str := c.table.type_to_str(it.expr_type)
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c.error('field `$it.field_name` of struct `${type_str}` is immutable', it.pos)
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c.error('field `$it.field_name` of struct `${type_str}` is immutable',
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it.pos)
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}
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c.fail_if_immutable(it.expr)
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}
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@ -555,7 +556,7 @@ fn (mut c Checker) fail_if_immutable(expr ast.Expr) {
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}
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}
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fn (mut c Checker) assign_expr(assign_expr mut ast.AssignExpr) {
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fn (mut c Checker) assign_expr(mut assign_expr ast.AssignExpr) {
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c.expected_type = table.void_type
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left_type := c.expr(assign_expr.left)
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c.expected_type = left_type
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@ -617,7 +618,7 @@ fn (mut c Checker) assign_expr(assign_expr mut ast.AssignExpr) {
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c.check_expr_opt_call(assign_expr.val, right_type, true)
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}
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pub fn (mut c Checker) call_expr(call_expr mut ast.CallExpr) table.Type {
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pub fn (mut c Checker) call_expr(mut call_expr ast.CallExpr) table.Type {
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c.stmts(call_expr.or_block.stmts)
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if call_expr.is_method {
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return c.call_method(call_expr)
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@ -625,7 +626,7 @@ pub fn (mut c Checker) call_expr(call_expr mut ast.CallExpr) table.Type {
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return c.call_fn(call_expr)
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}
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pub fn (mut c Checker) call_method(call_expr mut ast.CallExpr) table.Type {
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pub fn (mut c Checker) call_method(mut call_expr ast.CallExpr) table.Type {
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left_type := c.expr(call_expr.left)
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call_expr.left_type = left_type
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left_type_sym := c.table.get_type_symbol(left_type)
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@ -748,7 +749,7 @@ pub fn (mut c Checker) call_method(call_expr mut ast.CallExpr) table.Type {
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return table.void_type
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}
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pub fn (mut c Checker) call_fn(call_expr mut ast.CallExpr) table.Type {
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pub fn (mut c Checker) call_fn(mut call_expr ast.CallExpr) table.Type {
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if call_expr.name == 'panic' {
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c.returns = true
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}
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@ -938,7 +939,7 @@ pub fn (mut c Checker) check_expr_opt_call(x ast.Expr, xtype table.Type, is_retu
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}
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}
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pub fn (mut c Checker) check_or_block(call_expr mut ast.CallExpr, ret_type table.Type, is_ret_used bool) {
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pub fn (mut c Checker) check_or_block(mut call_expr ast.CallExpr, ret_type table.Type, is_ret_used bool) {
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if !call_expr.or_block.is_used {
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c.error('${call_expr.name}() returns an option, but you missed to add an `or {}` block to it',
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call_expr.pos)
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@ -1005,7 +1006,7 @@ pub fn (mut c Checker) is_last_or_block_stmt_valid(stmt ast.Stmt) bool {
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}
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}
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pub fn (mut c Checker) selector_expr(selector_expr mut ast.SelectorExpr) table.Type {
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pub fn (mut c Checker) selector_expr(mut selector_expr ast.SelectorExpr) table.Type {
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typ := c.expr(selector_expr.expr)
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if typ == table.void_type_idx {
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c.error('unknown selector expression', selector_expr.pos)
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@ -1022,9 +1023,9 @@ pub fn (mut c Checker) selector_expr(selector_expr mut ast.SelectorExpr) table.T
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}
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}
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if field := c.table.struct_find_field(typ_sym, field_name) {
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if typ_sym.mod != c.mod && !field.is_pub{
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c.error('field `${typ_sym.name}.$field_name` is not public', selector_expr.pos)
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}
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if typ_sym.mod != c.mod && !field.is_pub {
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c.error('field `${typ_sym.name}.$field_name` is not public', selector_expr.pos)
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}
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return field.typ
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}
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if typ_sym.kind != .struct_ {
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@ -1036,7 +1037,7 @@ pub fn (mut c Checker) selector_expr(selector_expr mut ast.SelectorExpr) table.T
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}
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// TODO: non deferred
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pub fn (mut c Checker) return_stmt(return_stmt mut ast.Return) {
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pub fn (mut c Checker) return_stmt(mut return_stmt ast.Return) {
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c.expected_type = c.fn_return_type
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if return_stmt.exprs.len > 0 && c.fn_return_type == table.void_type {
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c.error('too many arguments to return, current function does not return anything',
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@ -1112,7 +1113,7 @@ pub fn (mut c Checker) enum_decl(decl ast.EnumDecl) {
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}
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}
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pub fn (mut c Checker) assign_stmt(assign_stmt mut ast.AssignStmt) {
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pub fn (mut c Checker) assign_stmt(mut assign_stmt ast.AssignStmt) {
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c.expected_type = table.none_type // TODO a hack to make `x := if ... work`
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right_first := assign_stmt.right[0]
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mut right_len := assign_stmt.right.len
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@ -1120,7 +1121,11 @@ pub fn (mut c Checker) assign_stmt(assign_stmt mut ast.AssignStmt) {
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right_type0 := c.expr(assign_stmt.right[0])
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assign_stmt.right_types = [right_type0]
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right_type_sym0 := c.table.get_type_symbol(right_type0)
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right_len = if right_type0 == table.void_type { 0 } else { right_len }
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right_len = if right_type0 == table.void_type {
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0
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} else {
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right_len
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}
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if right_type_sym0.kind == .multi_return {
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assign_stmt.right_types = right_type_sym0.mr_info().types
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right_len = assign_stmt.right_types.len
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@ -1187,7 +1192,7 @@ pub fn (mut c Checker) assign_stmt(assign_stmt mut ast.AssignStmt) {
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// c.assigned_var_name = ''
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}
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pub fn (mut c Checker) array_init(array_init mut ast.ArrayInit) table.Type {
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pub fn (mut c Checker) array_init(mut array_init ast.ArrayInit) table.Type {
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// println('checker: array init $array_init.pos.line_nr $c.file.path')
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mut elem_type := table.void_type
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// []string - was set in parser
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@ -1735,7 +1740,7 @@ pub fn (mut c Checker) expr(node ast.Expr) table.Type {
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return table.void_type
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}
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pub fn (mut c Checker) ident(ident mut ast.Ident) table.Type {
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pub fn (mut c Checker) ident(mut ident ast.Ident) table.Type {
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if ident.name == c.var_decl_name { // c.checked_ident {
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c.error('unresolved: `$ident.name`', ident.pos)
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return table.void_type
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@ -1823,7 +1828,8 @@ pub fn (mut c Checker) ident(ident mut ast.Ident) table.Type {
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}
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// Non-anon-function object (not a call), e.g. `onclick(my_click)`
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if func := c.table.find_fn(name) {
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fn_type := table.new_type(c.table.find_or_register_fn_type(ident.mod, func, false, true))
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fn_type := table.new_type(c.table.find_or_register_fn_type(ident.mod, func, false,
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true))
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ident.name = name
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ident.kind = .function
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ident.info = ast.IdentFn{
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@ -1845,7 +1851,7 @@ pub fn (mut c Checker) ident(ident mut ast.Ident) table.Type {
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return table.void_type
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}
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pub fn (mut c Checker) match_expr(node mut ast.MatchExpr) table.Type {
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pub fn (mut c Checker) match_expr(mut node ast.MatchExpr) table.Type {
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node.is_expr = c.expected_type != table.void_type
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node.expected_type = c.expected_type
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cond_type := c.expr(node.cond)
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@ -1900,7 +1906,7 @@ pub fn (mut c Checker) match_expr(node mut ast.MatchExpr) table.Type {
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return ret_type
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}
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fn (mut c Checker) match_exprs(node mut ast.MatchExpr, type_sym table.TypeSymbol) {
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fn (mut c Checker) match_exprs(mut node ast.MatchExpr, type_sym table.TypeSymbol) {
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// branch_exprs is a histogram of how many times
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// an expr was used in the match
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mut branch_exprs := map[string]int{}
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@ -1970,7 +1976,7 @@ fn (mut c Checker) match_exprs(node mut ast.MatchExpr, type_sym table.TypeSymbol
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c.error(err_details, node.pos)
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}
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pub fn (mut c Checker) if_expr(node mut ast.IfExpr) table.Type {
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pub fn (mut c Checker) if_expr(mut node ast.IfExpr) table.Type {
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if c.expected_type != table.void_type {
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// | c.assigned_var_name != '' {
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// sym := c.table.get_type_symbol(c.expected_type)
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@ -2024,9 +2030,11 @@ pub fn (mut c Checker) if_expr(node mut ast.IfExpr) table.Type {
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}
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}
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// won't yet work due to eg: if true { println('foo') }
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/*if node.is_expr && !node.has_else {
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/*
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if node.is_expr && !node.has_else {
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c.error('`if` expression needs `else` clause. remove return values or add `else`', node.pos)
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}*/
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}
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*/
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return table.bool_type
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}
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@ -2043,7 +2051,7 @@ pub fn (mut c Checker) postfix_expr(node ast.PostfixExpr) table.Type {
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return typ
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}
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pub fn (mut c Checker) index_expr(node mut ast.IndexExpr) table.Type {
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pub fn (mut c Checker) index_expr(mut node ast.IndexExpr) table.Type {
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typ := c.expr(node.left)
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node.left_type = typ
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mut is_range := false // TODO is_range := node.index is ast.RangeExpr
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@ -2092,7 +2100,7 @@ pub fn (mut c Checker) index_expr(node mut ast.IndexExpr) table.Type {
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// `.green` or `Color.green`
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// If a short form is used, `expected_type` needs to be an enum
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// with this value.
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pub fn (mut c Checker) enum_val(node mut ast.EnumVal) table.Type {
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pub fn (mut c Checker) enum_val(mut node ast.EnumVal) table.Type {
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typ_idx := if node.enum_name == '' {
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c.expected_type.idx()
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} else { //
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@ -2129,7 +2137,7 @@ pub fn (mut c Checker) enum_val(node mut ast.EnumVal) table.Type {
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return typ
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}
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pub fn (mut c Checker) map_init(node mut ast.MapInit) table.Type {
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pub fn (mut c Checker) map_init(mut node ast.MapInit) table.Type {
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// `x ;= map[string]string` - set in parser
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if node.typ != 0 {
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info := c.table.get_type_symbol(node.typ).map_info()
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@ -2142,7 +2150,7 @@ pub fn (mut c Checker) map_init(node mut ast.MapInit) table.Type {
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val0_type := c.expr(node.vals[0])
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for i, key in node.keys {
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key_i := key as ast.StringLiteral
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for j in 0..i {
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for j in 0 .. i {
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key_j := node.keys[j] as ast.StringLiteral
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if key_i.val == key_j.val {
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c.error('duplicate key "$key_i.val" in map literal', key.position())
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