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64 lines
1.4 KiB
64 lines
1.4 KiB
package packr
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import (
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"os"
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"path/filepath"
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"strings"
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"github.com/gobuffalo/packd"
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)
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type WalkFunc = packd.WalkFunc
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// Walk will traverse the box and call the WalkFunc for each file in the box/folder.
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func (b Box) Walk(wf WalkFunc) error {
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if data[b.Path] == nil {
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base, err := filepath.EvalSymlinks(filepath.Join(b.callingDir, b.Path))
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if err != nil {
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return err
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}
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return filepath.Walk(base, func(path string, info os.FileInfo, err error) error {
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cleanName, err := filepath.Rel(base, path)
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if err != nil {
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cleanName = strings.TrimPrefix(path, base)
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}
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cleanName = filepath.ToSlash(filepath.Clean(cleanName))
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cleanName = strings.TrimPrefix(cleanName, "/")
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cleanName = filepath.FromSlash(cleanName)
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if info == nil || info.IsDir() {
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return nil
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}
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file, err := fileFor(path, cleanName)
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if err != nil {
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return err
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}
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return wf(cleanName, file)
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})
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}
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for n := range data[b.Path] {
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f, err := b.find(n)
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if err != nil {
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return err
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}
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err = wf(n, f)
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if err != nil {
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return err
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}
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}
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return nil
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}
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// WalkPrefix will call box.Walk and call the WalkFunc when it finds paths that have a matching prefix
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func (b Box) WalkPrefix(prefix string, wf WalkFunc) error {
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opre := osPath(prefix)
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return b.Walk(func(path string, f File) error {
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if strings.HasPrefix(osPath(path), opre) {
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if err := wf(path, f); err != nil {
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return err
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}
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}
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return nil
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})
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}
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