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50 lines
1.0 KiB
Go
50 lines
1.0 KiB
Go
package main
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import (
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"path"
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"strings"
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)
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// All source code in this file is copied from the main Go repository, licensed
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// under the same license as this project, BSD-3-Clause.
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func GlobsMatchPath(globs, target string) bool {
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for globs != "" {
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// Extract next non-empty glob in comma-separated list.
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var glob string
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if i := strings.Index(globs, ","); i >= 0 {
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glob, globs = globs[:i], globs[i+1:]
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} else {
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glob, globs = globs, ""
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}
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if glob == "" {
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continue
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}
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// A glob with N+1 path elements (N slashes) needs to be matched
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// against the first N+1 path elements of target,
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// which end just before the N+1'th slash.
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n := strings.Count(glob, "/")
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prefix := target
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// Walk target, counting slashes, truncating at the N+1'th slash.
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for i := 0; i < len(target); i++ {
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if target[i] == '/' {
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if n == 0 {
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prefix = target[:i]
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break
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}
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n--
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}
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}
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if n > 0 {
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// Not enough prefix elements.
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continue
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}
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matched, _ := path.Match(glob, prefix)
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if matched {
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return true
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}
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}
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return false
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}
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