You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

50 lines
1.5 KiB

// Copyright 2014 Google Inc. 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 pathtools
import (
"path/filepath"
"strings"
)
// PrefixPaths returns a list of paths consisting of prefix joined with each
// element of paths. The resulting paths are "clean" in the filepath.Clean
// sense.
func PrefixPaths(paths []string, prefix string) []string {
result := make([]string, len(paths))
for i, path := range paths {
result[i] = filepath.Join(prefix, path)
}
return result
}
func ReplaceExtensions(paths []string, extension string) []string {
result := make([]string, len(paths))
for i, path := range paths {
result[i] = ReplaceExtension(path, extension)
}
return result
}
// ReplaceExtension changes the file extension. If the file does not have an
// extension, the new extension is appended.
func ReplaceExtension(path string, extension string) string {
oldExt := filepath.Ext(path)
if oldExt != "" {
path = strings.TrimSuffix(path, oldExt)
}
return path + "." + extension
}