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// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package scan
import (
"path/filepath"
"strings"
)
// AbsRelShorter takes path and returns its path relative
// to the current directory, if shorter. Returns path
// when path is an empty string or upon any error.
func AbsRelShorter(path string) string {
if path == "" {
return ""
}
c, err := filepath.Abs(".")
if err != nil {
return path
}
r, err := filepath.Rel(c, path)
if err != nil {
return path
}
rSegments := strings.Split(r, string(filepath.Separator))
pathSegments := strings.Split(path, string(filepath.Separator))
if len(rSegments) < len(pathSegments) {
return r
}
return path
}
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