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// Copyright 2022 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 hugofs
import (
"os"
)
// LanguageDirsMerger implements the overlayfs.DirsMerger func, which is used
// to merge two directories.
var LanguageDirsMerger = func(lofi, bofi []os.FileInfo) []os.FileInfo {
for _, fi1 := range bofi {
fim1 := fi1.(FileMetaInfo)
var found bool
for _, fi2 := range lofi {
fim2 := fi2.(FileMetaInfo)
if fi1.Name() == fi2.Name() && fim1.Meta().Lang == fim2.Meta().Lang {
found = true
break
}
}
if !found {
lofi = append(lofi, fi1)
}
}
return lofi
}
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