Add resources.Match and resources.GetMatch

Fix #6190

resources/internal/glob.go

@@ -1,48 +0,0 @@
-// Copyright 2019 The Hugo Authors. All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package internal
-
-import (
-	"strings"
-	"sync"
-
-	"github.com/gobwas/glob"
-)
-
-var (
-	globCache = make(map[string]glob.Glob)
-	globMu    sync.RWMutex
-)
-
-func GetGlob(pattern string) (glob.Glob, error) {
-	var g glob.Glob
-
-	globMu.RLock()
-	g, found := globCache[pattern]
-	globMu.RUnlock()
-	if !found {
-		var err error
-		g, err = glob.Compile(strings.ToLower(pattern), '/')
-		if err != nil {
-			return nil, err
-		}
-
-		globMu.Lock()
-		globCache[pattern] = g
-		globMu.Unlock()
-	}
-
-	return g, nil
-
-}