podman

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// Copyright 2015 go-swagger maintainers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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//    http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build go1.9
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// +build go1.9
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package swag
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import (
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	"sort"
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	"sync"
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)
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// indexOfInitialisms is a thread-safe implementation of the sorted index of initialisms.
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// Since go1.9, this may be implemented with sync.Map.
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type indexOfInitialisms struct {
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	sortMutex *sync.Mutex
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	index     *sync.Map
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}
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func newIndexOfInitialisms() *indexOfInitialisms {
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	return &indexOfInitialisms{
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		sortMutex: new(sync.Mutex),
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		index:     new(sync.Map),
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	}
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}
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func (m *indexOfInitialisms) load(initial map[string]bool) *indexOfInitialisms {
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	m.sortMutex.Lock()
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	defer m.sortMutex.Unlock()
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	for k, v := range initial {
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		m.index.Store(k, v)
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	}
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	return m
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}
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func (m *indexOfInitialisms) isInitialism(key string) bool {
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	_, ok := m.index.Load(key)
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	return ok
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}
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func (m *indexOfInitialisms) add(key string) *indexOfInitialisms {
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	m.index.Store(key, true)
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	return m
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}
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func (m *indexOfInitialisms) sorted() (result []string) {
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	m.sortMutex.Lock()
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	defer m.sortMutex.Unlock()
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	m.index.Range(func(key, value interface{}) bool {
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		k := key.(string)
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		result = append(result, k)
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		return true
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	})
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	sort.Sort(sort.Reverse(byInitialism(result)))
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	return
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}
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