func isMain(f *ast.FuncDecl) bool {
	ft := f.Type
	return f.Name.Name == "main" && f.Recv == nil && ft.Params.NumFields() == 0 && ft.Results.NumFields() == 0
}
func isMain(f *ast.FuncDecl) bool {
	ft := f.Type
	return f.Name.Name == "main" && f.Recv == nil && ft.Params.NumFields() == 0 && ft.Results.NumFields() == 0
}
func isMain ( f * ast . FuncDecl ) bool { ft := f . Type return f . Name . Name == " " && f . Recv == nil && ft . Params . NumFields ( ) == 0 && ft . Results . NumFields ( ) == 0 }
// isMain returns whether the given function declaration is a main function.
// Such a function must be called "main", not have a receiver, and have no arguments or return types.
isMain returns whether the given function declaration is a main function . Such a function must be called main not have a receiver and have no arguments or return types .