func()

in internal/resources/fetching/fetchers/k8s/glob_matching.go [41:77]

• 33 lines of code
• 11 McCabe index (conditional complexity)

func (globs Globs) Expand() ([]string, error) {
	matches := []string{""} // accumulate here
	for _, glob := range globs {
		var hits []string
		hitMap := map[string]bool{}
		for _, match := range matches {
			paths, err := filepath.Glob(match + glob)
			if err != nil {
				return nil, err
			}
			for _, path := range paths {
				err = filepath.Walk(path, func(path string, _ os.FileInfo, err error) error {
					if err != nil {
						return err
					}
					// save deduped match from current iteration
					if _, ok := hitMap[path]; !ok {
						hits = append(hits, path)
						hitMap[path] = true
					}
					return nil
				})
				if err != nil {
					return nil, err
				}
			}
		}
		matches = hits
	}

	// fix up return value for nil input
	if globs == nil && len(matches) > 0 && matches[0] == "" {
		matches = matches[1:]
	}

	return matches, nil
}