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authorwolfbeast <mcwerewolf@gmail.com>2018-03-27 13:21:40 +0200
committerwolfbeast <mcwerewolf@gmail.com>2018-03-27 13:21:40 +0200
commite19749682050ff716fc9ff3bbc05ee3911570670 (patch)
tree4213a4e8efdaadea0409642702ec6c499f7b9ccc /js/src/builtin/Set.js
parent72721d1d032db2099593076bf96f274623af3c26 (diff)
parent70c8cf8db71880c1ab1f8fee4787a19316960dac (diff)
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Merge remote-tracking branch 'janek/js_IteratorClose_1'
Diffstat (limited to 'js/src/builtin/Set.js')
-rw-r--r--js/src/builtin/Set.js36
1 files changed, 3 insertions, 33 deletions
diff --git a/js/src/builtin/Set.js b/js/src/builtin/Set.js
index c61a49ef8..9af6cf8d1 100644
--- a/js/src/builtin/Set.js
+++ b/js/src/builtin/Set.js
@@ -14,39 +14,9 @@ function SetConstructorInit(iterable) {
if (!IsCallable(adder))
ThrowTypeError(JSMSG_NOT_FUNCTION, typeof adder);
- // Step 6.c.
- var iterFn = iterable[std_iterator];
- if (!IsCallable(iterFn))
- ThrowTypeError(JSMSG_NOT_ITERABLE, DecompileArg(0, iterable));
-
- var iter = callContentFunction(iterFn, iterable);
- if (!IsObject(iter))
- ThrowTypeError(JSMSG_NOT_NONNULL_OBJECT, typeof iter);
-
- // Step 7 (not applicable).
-
- // Step 8.
- while (true) {
- // Step 8.a.
- var next = callContentFunction(iter.next, iter);
- if (!IsObject(next))
- ThrowTypeError(JSMSG_NOT_NONNULL_OBJECT, typeof next);
-
- // Step 8.b.
- if (next.done)
- return;
-
- // Step 8.c.
- var nextValue = next.value;
-
- // Steps 8.d-e.
- try {
- callContentFunction(adder, set, nextValue);
- } catch (e) {
- IteratorCloseThrow(iter);
- throw e;
- }
- }
+ // Steps 6.c-8.
+ for (var nextValue of allowContentIter(iterable))
+ callContentFunction(adder, set, nextValue);
}
/* ES6 20121122 draft 15.16.4.6. */