mirror of
https://github.com/therootcompany/golib.git
synced 2026-03-29 03:24:07 +00:00
AJ ONeal
d779cd44c1
Derived from Go standard library internal/filepathlite and path/filepath. Provides Windows-style path operations that work on any platform. Exports: Clean, Join, Split, Ext, Base, Dir, IsAbs, VolumeName, VolumeNameLen, ToSlash, FromSlash, Separator, ListSeparator, IsPathSeparator.
40 lines
790 B
Go
40 lines
790 B
Go
// Copyright 2024 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package winpath
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import (
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"os"
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"strings"
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)
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func Join(elem ...string) string {
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var b strings.Builder
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var lastChar byte
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for _, e := range elem {
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switch {
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case b.Len() == 0:
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case os.IsPathSeparator(lastChar):
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for len(e) > 0 && os.IsPathSeparator(e[0]) {
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e = e[1:]
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}
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if b.Len() == 1 && strings.HasPrefix(e, "??") && (len(e) == len("??") || os.IsPathSeparator(e[2])) {
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b.WriteString(`.\`)
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}
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case lastChar == ':':
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default:
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b.WriteByte('\\')
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lastChar = '\\'
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}
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if len(e) > 0 {
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b.WriteString(e)
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lastChar = e[len(e)-1]
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}
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}
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if b.Len() == 0 {
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return ""
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}
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return Clean(b.String())
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}
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