tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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invoked-as-function-single-argument.js (871B)

      1 // Copyright (C) 2013 the V8 project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 es6id: 25.2
      5 description: >
      6    When invoked via the function invocation pattern with a single argument,
      7    the GeneratorFunction intrinsic creates a valid generator whose body is the
      8    first argument evaluated as source code.
      9 features: [generators]
     10 ---*/
     11 
     12 var GeneratorFunction = Object.getPrototypeOf(function*() {}).constructor;
     13 
     14 var g = GeneratorFunction('yield 1;');
     15 var iter = g();
     16 var result;
     17 
     18 result = iter.next();
     19 assert.sameValue(result.value, 1, 'First result `value`');
     20 assert.sameValue(result.done, false, 'First result `done` flag');
     21 
     22 result = iter.next();
     23 assert.sameValue(result.value, undefined, 'Final result `value`');
     24 assert.sameValue(result.done, true, 'Final result `done` flag');
     25 
     26 reportCompare(0, 0);