tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

member-expr.js (1428B)


      1 // |reftest| async
      2 // Copyright (C) 2018 Leo Balter. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 /*---
      5 description: >
      6    Dynamic Import receives an AssignmentExpression (Object properties from MemberExpressions)
      7 esid: prod-ImportCall
      8 info: |
      9    ImportCall [Yield]:
     10        import ( AssignmentExpression[+In, ?Yield] )
     11 
     12    AssignmentExpression[In, Yield, Await]:
     13        ConditionalExpression[?In, ?Yield, ?Await]
     14        [+Yield]YieldExpression[?In, ?Await]
     15        ArrowFunction[?In, ?Yield, ?Await]
     16        AsyncArrowFunction[?In, ?Yield, ?Await]
     17        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
     18        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
     19 flags: [async]
     20 features: [dynamic-import]
     21 includes: [asyncHelpers.js]
     22 ---*/
     23 
     24 const obj = {
     25    a: './module-code_FIXTURE.js',
     26    b: './module-code-other_FIXTURE.js'
     27 }
     28 
     29 async function fn() {
     30    // MemberExpression [ Expression ]
     31    const ns1 = await import(obj['a']); // import('./module-code_FIXTURE.js')
     32 
     33    assert.sameValue(ns1.local1, 'Test262');
     34    assert.sameValue(ns1.default, 42);
     35 
     36    // MemberExpression . IdentifierName
     37    const ns2 = await import(obj.b); // import('./module-code-other_FIXTURE.js')
     38 
     39    assert.sameValue(ns2.local1, 'one six one two');
     40    assert.sameValue(ns2.default, 1612);
     41 }
     42 
     43 asyncTest(fn);