moby/vendor/golang.org/x/sync/syncmap/map.go

// Copyright 2019 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.

// Package syncmap provides a concurrent map implementation.
// This was the prototype for sync.Map which was added to the standard library's
// sync package in Go 1.9. https://golang.org/pkg/sync/#Map.
package syncmap