home1022

2025-10-22 08:19:00 +08:00
parent 467b04e5b0
commit 97fbfe08d7
6040 changed files with 529099 additions and 9685 deletions
@@ -0,0 +1,34 @@
+'use strict';
+
+var getIteratorMethod = require('../helpers/getIteratorMethod');
+var AdvanceStringIndex = require('./AdvanceStringIndex');
+var GetIterator = require('./GetIterator');
+var GetMethod = require('./GetMethod');
+var IteratorStep = require('./IteratorStep');
+var IteratorValue = require('./IteratorValue');
+var ToObject = require('./ToObject');
+var ES = {
+	AdvanceStringIndex: AdvanceStringIndex,
+	GetMethod: GetMethod
+};
+
+// https://262.ecma-international.org/7.0/#sec-iterabletoarraylike
+
+module.exports = function IterableToArrayLike(items) {
+	var usingIterator = getIteratorMethod(ES, items);
+	if (typeof usingIterator !== 'undefined') {
+		var iterator = GetIterator(items, usingIterator);
+		var values = [];
+		var next = true;
+		while (next) {
+			next = IteratorStep(iterator);
+			if (next) {
+				var nextValue = IteratorValue(next);
+				values[values.length] = nextValue;
+			}
+		}
+		return values;
+	}
+
+	return ToObject(items);
+};