Function stringify

gapil/template/strings.go:36–68

stringify transforms the input parameters into a string list. Arrays and slices are flattened into a sequential list of strings.

(v ...interface{})

// stringify transforms the input parameters into a string list. Arrays and
// slices are flattened into a sequential list of strings.
func stringify(v ...interface{}) stringList {
	out := stringList{}
	for _, v := range v {
		switch v := v.(type) {
		case nil:
		case string:
			out = append(out, v)
		case []string:
			out = append(out, v...)
		case stringList:
			out = append(out, v...)
		default:
			switch reflect.TypeOf(v).Kind() {
			case reflect.Array, reflect.Slice:
				v := reflect.ValueOf(v)
				for i, c := 0, v.Len(); i < c; i++ {
					out = append(out, stringify(v.Index(i).Interface())...)
				}
			default:
				out = append(out, fmt.Sprintf("%v", v))
			}
		}
	}
	// Filter out any empty strings
	count := 0
	for _, s := range out {
		if len(s) > 0 {
			out[count] = s
			count++
		}
	}
	return out[:count]
}

// Strings returns the arguments as a string list.
func (Functions) Strings(v ...interface{}) stringList {