tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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ary-ptrn-rest-ary-rest.js (1303B)


      1 // This file was procedurally generated from the following sources:
      2 // - src/dstr-binding/ary-ptrn-rest-ary-rest.case
      3 // - src/dstr-binding/default/try.template
      4 /*---
      5 description: Rest element containing a rest element (try statement)
      6 esid: sec-runtime-semantics-catchclauseevaluation
      7 features: [destructuring-binding]
      8 flags: [generated]
      9 info: |
     10    Catch : catch ( CatchParameter ) Block
     11 
     12    [...]
     13    5. Let status be the result of performing BindingInitialization for
     14       CatchParameter passing thrownValue and catchEnv as arguments.
     15    [...]
     16 
     17    13.3.3.6 Runtime Semantics: IteratorBindingInitialization
     18 
     19    BindingRestElement : ... BindingPattern
     20 
     21    1. Let A be ArrayCreate(0).
     22    [...]
     23    3. Repeat
     24       [...]
     25       b. If iteratorRecord.[[done]] is true, then
     26          i. Return the result of performing BindingInitialization of
     27             BindingPattern with A and environment as the arguments.
     28       [...]
     29 ---*/
     30 var values = [1, 2, 3];
     31 
     32 var ranCatch = false;
     33 
     34 try {
     35  throw values;
     36 } catch ([...[...x]]) {
     37  assert(Array.isArray(x));
     38  assert.sameValue(x.length, 3);
     39  assert.sameValue(x[0], 1);
     40  assert.sameValue(x[1], 2);
     41  assert.sameValue(x[2], 3);
     42  assert.notSameValue(x, values);
     43 
     44  ranCatch = true;
     45 }
     46 
     47 assert(ranCatch, 'executed `catch` block');
     48 
     49 reportCompare(0, 0);