| // +build ignore |
| |
| package main |
| |
| import ( |
| "fmt" |
| "go/ast" |
| "go/parser" |
| "go/token" |
| ) |
| |
| func main() { |
| src := ` |
| package http |
| type Handler interface { |
| ServeHTTP(ResponseWriter, *Request) |
| } |
| ` |
| f, _ := parser.ParseFile(token.NewFileSet(), "", src, 0) |
| typ := f.Decls[0].(*ast.GenDecl).Specs[0].(*ast.TypeSpec).Type.(*ast.InterfaceType) |
| fndecl := typ.Methods.List[0].Type.(*ast.FuncType) |
| // fndecl: (ResponseWriter, *Request) |
| |
| ast.Inspect(fndecl, func(n ast.Node) bool { // HL |
| if ident, ok := n.(*ast.Ident); ok { |
| fmt.Println(ident.Name) |
| } |
| return true |
| }) |
| } |
| |
| // end main // OMIT |
