blob: a249ce4b1c5130bebea5c1dc1666c92207f8479c [file] [log] [blame]
// Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build go1.19
// +build go1.19
package source
import "go/types"
// containsOrigin reports whether the provided object set contains an object
// with the same origin as the provided obj (which may be a synthetic object
// created during instantiation).
func containsOrigin(objSet map[types.Object]bool, obj types.Object) bool {
objOrigin := origin(obj)
for target := range objSet {
if origin(target) == objOrigin {
return true
return false
func origin(obj types.Object) types.Object {
switch obj := obj.(type) {
case *types.Var:
return obj.Origin()
case *types.Func:
return obj.Origin()
return obj