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walkdir.go
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walkdir.go
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package gobump
import (
"io/fs"
"strings"
)
// WalkDir walks a given implementation of fs.FS and runs f() on
// each file where updates of the import module path are possible.
//
// This function ignores files and directories as per go command's convention.
// See https://pkg.go.dev/cmd/go for more details.
func WalkDir(
fsys fs.FS,
f func(file string) error,
) error {
return fs.WalkDir(
fsys,
".",
func(path string, d fs.DirEntry, err error) error {
if err != nil {
return err
}
// Ignore the root directory.
if path == "." {
return nil
}
if d.IsDir() && shouldIgnoreDir(d.Name()) {
return fs.SkipDir
}
// Do not process directories.
if d.IsDir() {
return nil
}
if shouldIgnoreFile(d.Name()) {
return nil
}
return f(path)
},
)
}
func shouldIgnoreDir(name string) bool {
switch {
case name == "testdata":
return true
case strings.HasPrefix(name, "."), strings.HasPrefix(name, "_"):
return true
default:
return false
}
}
func shouldIgnoreFile(name string) bool {
switch {
case strings.HasPrefix(name, "."), strings.HasPrefix(name, "_"):
return true
default:
return false
}
}