Method arrayproto_toLocaleString

builtin_array.go:268–297

(call FunctionCall)

}

func (r *Runtime) arrayproto_toLocaleString(call FunctionCall) Value {
	array := call.This.ToObject(r)

	if r.pushToStringStack(array) {
		// Circular reference detected, return empty string to avoid infinite recursion
		return stringEmpty
	}
	defer r.popFromStringStack()

	var buf StringBuilder
	if a := r.checkStdArrayObj(array); a != nil {
		for i, item := range a.values {
			if i > 0 {
				buf.WriteRune(',')
			}
			r.writeItemLocaleString(item, &buf)
		}
	} else {
		length := toLength(array.self.getStr("length", nil))
		for i := int64(0); i < length; i++ {
			if i > 0 {
				buf.WriteRune(',')
			}
			item := array.self.getIdx(valueInt(i), nil)
			r.writeItemLocaleString(item, &buf)
		}
	}

	return buf.String()
}

func isConcatSpreadable(obj *Object) bool {
	spreadable := obj.self.getSym(SymIsConcatSpreadable, nil)