Find files generator

gistfile1.go

func findFiles(paths []string) <-chan string {
	files := make(chan string)

	// Start a go routine to feed the channel
	go func(files chan <- string, paths []string) {
		// Walk the filesystem for each path, calling the annonymous
		// function provided for each subpath.
		for _, path := range paths {
			filepath.Walk(path, func(path string, info os.FileInfo, err error) error {
				// Do not send paths if they're directories
				if !info.IsDir() {
					files <- path
				}
				return nil
			})
		}
		close(paths)
		return
	}(files, paths)

	return files
}