doc: vfmt and make compile

vlib/v/doc/doc.v

@@ -14,7 +14,7 @@ import v.util
 
 pub struct Doc {
 pub mut:
-	input_path     string = ''
+	input_path     string
 	prefs          &pref.Preferences = &pref.Preferences{}
 	table          &table.Table = &table.Table{}
 	pub_only       bool = true
@@ -34,10 +34,10 @@ pub:
 pub struct DocNode {
 pub mut:
 	name      string
-	content   string = ''
+	content   string
 	comment   string
 	pos       DocPos = DocPos{-1, -1}
-	file_path string = ''
+	file_path string
 	attrs     map[string]string
 }
 
@@ -156,7 +156,9 @@ pub fn (d Doc) get_name(stmt ast.Stmt) string {
 pub fn new_vdoc_preferences() &pref.Preferences {
 	// vdoc should be able to parse as much user code as possible
 	// so its preferences should be permissive:
-	return &pref.Preferences{ enable_globals: true }
+	return &pref.Preferences{
+		enable_globals: true
+	}
 }
 
 pub fn new(input_path string) Doc {
@@ -424,13 +426,8 @@ fn (mut d Doc) generate() ?Doc {
 				ast.InterfaceDecl { node.attrs['category'] = 'Interfaces' }
 				ast.StructDecl { node.attrs['category'] = 'Structs' }
 				ast.TypeDecl { node.attrs['category'] = 'Typedefs' }
-				ast.FnDecl {
-					node.attrs['category'] = if node.attrs['parent'] in ['void', ''] || !node.attrs.exists('parent') {
-						'Functions'
-					} else {
-						'Methods'
-					}
-				}
+				ast.FnDecl { node.attrs['category'] = if node.attrs['parent'] in ['void', ''] ||
+						!node.attrs.exists('parent') { 'Functions' } else { 'Methods' } }
 				else {}
 			}
 			d.contents << node