func ReMap(pattern string, replacement string) PathMapper {
	re := regexp.MustCompile(pattern)
	return func(filePath string) string {
		if !re.MatchString(filePath) {
			return ""
		}
		return re.ReplaceAllString(filePath, replacement)
	}
}
func ReMap(pattern string, replacement string) PathMapper {
	re := regexp.MustCompile(pattern)
	return func(filePath string) string {
		if !re.MatchString(filePath) {
			return ""
		}
		return re.ReplaceAllString(filePath, replacement)
	}
}
func ReMap ( pattern string , replacement string ) PathMapper { re := regexp . MustCompile ( pattern ) return func ( filePath string ) string { if ! re . MatchString ( filePath ) { return " " } return re . ReplaceAllString ( filePath , replacement ) } }
// ReMap returns a PathMapper that compares file paths to the input pattern
// and maps matches to the replacement string (see Regexp.ReplaceAllString).
ReMap returns a PathMapper that compares file paths to the input pattern and maps matches to the replacement string ( see Regexp . ReplaceAllString ) .