diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/try/dstr/ary-ptrn-rest-ary-elision.js')
-rw-r--r-- | js/src/tests/test262/language/statements/try/dstr/ary-ptrn-rest-ary-elision.js | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/try/dstr/ary-ptrn-rest-ary-elision.js b/js/src/tests/test262/language/statements/try/dstr/ary-ptrn-rest-ary-elision.js new file mode 100644 index 0000000000..7f7162bc84 --- /dev/null +++ b/js/src/tests/test262/language/statements/try/dstr/ary-ptrn-rest-ary-elision.js @@ -0,0 +1,70 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-elision.case +// - src/dstr-binding/default/try.template +/*--- +description: Rest element containing an elision (try statement) +esid: sec-runtime-semantics-catchclauseevaluation +features: [generators, destructuring-binding] +flags: [generated] +info: | + Catch : catch ( CatchParameter ) Block + + [...] + 5. Let status be the result of performing BindingInitialization for + CatchParameter passing thrownValue and catchEnv as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + 2. Return NormalCompletion(empty). + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var ranCatch = false; + +try { + throw g(); +} catch ([...[,]]) { + assert.sameValue(first, 1); + assert.sameValue(second, 1); + ranCatch = true; +} + +assert(ranCatch, 'executed `catch` block'); + +reportCompare(0, 0); |