mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-21 20:46:30 -05:00
48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
// Copyright 2019 The Hugo Authors. All rights reserved.
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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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// 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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package internal
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import (
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"strings"
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"sync"
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"github.com/gobwas/glob"
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)
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var (
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globCache = make(map[string]glob.Glob)
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globMu sync.RWMutex
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)
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func GetGlob(pattern string) (glob.Glob, error) {
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var g glob.Glob
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globMu.RLock()
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g, found := globCache[pattern]
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globMu.RUnlock()
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if !found {
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var err error
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g, err = glob.Compile(strings.ToLower(pattern), '/')
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if err != nil {
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return nil, err
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}
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globMu.Lock()
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globCache[pattern] = g
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globMu.Unlock()
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}
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return g, nil
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}
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