From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/builtin/WeakSet.js | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 js/src/builtin/WeakSet.js (limited to 'js/src/builtin/WeakSet.js') diff --git a/js/src/builtin/WeakSet.js b/js/src/builtin/WeakSet.js new file mode 100644 index 0000000000..adf067863a --- /dev/null +++ b/js/src/builtin/WeakSet.js @@ -0,0 +1,22 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// ES2017 draft rev 0e10c9f29fca1385980c08a7d5e7bb3eb775e2e4 +// 23.4.1.1 WeakSet, steps 6-8 +function WeakSetConstructorInit(iterable) { + var set = this; + + // Step 6.a. + var adder = set.add; + + // Step 6.b. + if (!IsCallable(adder)) { + ThrowTypeError(JSMSG_NOT_FUNCTION, typeof adder); + } + + // Steps 6.c-8. + for (var nextValue of allowContentIter(iterable)) { + callContentFunction(adder, set, nextValue); + } +} -- cgit v1.2.3