tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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dflt-obj-ptrn-id-trailing-comma.js (1148B)

      1 // |reftest| async
      2 // This file was procedurally generated from the following sources:
      3 // - src/dstr-binding/obj-ptrn-id-trailing-comma.case
      4 // - src/dstr-binding/default/async-gen-func-expr-dflt.template
      5 /*---
      6 description: Trailing comma is allowed following BindingPropertyList (async generator function expression (default parameter))
      7 esid: sec-asyncgenerator-definitions-evaluation
      8 features: [async-iteration]
      9 flags: [generated, async]
     10 info: |
     11    AsyncGeneratorExpression : async [no LineTerminator here] function * ( FormalParameters ) {
     12        AsyncGeneratorBody }
     13 
     14        [...]
     15        3. Let closure be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters,
     16           AsyncGeneratorBody, scope, strict).
     17        [...]
     18 
     19 
     20    13.3.3 Destructuring Binding Patterns
     21 
     22    ObjectBindingPattern[Yield] :
     23        { }
     24        { BindingPropertyList[?Yield] }
     25        { BindingPropertyList[?Yield] , }
     26 ---*/
     27 
     28 
     29 var callCount = 0;
     30 var f;
     31 f = async function*({ x, } = { x: 23 }) {
     32  assert.sameValue(x, 23);
     33  callCount = callCount + 1;
     34 };
     35 
     36 f().next().then(() => {
     37    assert.sameValue(callCount, 1, 'invoked exactly once');
     38 }).then($DONE, $DONE);