tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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isConstructor.js (1287B)

      1 // Copyright (C) 2017 André Bargull. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 description: >
      6    Including isConstructor.js will expose one function:
      7 
      8      isConstructor
      9 
     10 includes: [isConstructor.js]
     11 features: [generators, Reflect.construct]
     12 ---*/
     13 
     14 assert.sameValue(typeof isConstructor, "function");
     15 
     16 assert.throws(Test262Error, () => isConstructor(), "no argument");
     17 assert.throws(Test262Error, () => isConstructor(undefined), "undefined");
     18 assert.throws(Test262Error, () => isConstructor(null), "null");
     19 assert.throws(Test262Error, () => isConstructor(123), "number");
     20 assert.throws(Test262Error, () => isConstructor(true), "boolean - true");
     21 assert.throws(Test262Error, () => isConstructor(false), "boolean - false");
     22 assert.throws(Test262Error, () => isConstructor("string"), "string");
     23 
     24 assert.throws(Test262Error, () => isConstructor({}), "Object instance");
     25 assert.throws(Test262Error, () => isConstructor([]), "Array instance");
     26 
     27 assert.sameValue(isConstructor(function(){}), true);
     28 assert.sameValue(isConstructor(function*(){}), false);
     29 assert.sameValue(isConstructor(() => {}), false);
     30 
     31 assert.sameValue(isConstructor(Array), true);
     32 assert.sameValue(isConstructor(Array.prototype.map), false);
     33 
     34 reportCompare(0, 0);