tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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private-setter-shadowed-by-field-on-nested-class.js (1444B)


      1 // This file was procedurally generated from the following sources:
      2 // - src/class-elements/private-setter-shadowed-by-field-on-nested-class.case
      3 // - src/class-elements/default/cls-decl.template
      4 /*---
      5 description: PrivateName of private setter can be shadowed on inner classes by a private field (field definitions in a class declaration)
      6 esid: prod-FieldDefinition
      7 features: [class-methods-private, class-fields-private, class-fields-public, class]
      8 flags: [generated]
      9 info: |
     10    Updated Productions
     11 
     12    CallExpression[Yield, Await]:
     13      CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await]
     14      SuperCall[?Yield, ?Await]
     15      CallExpression[?Yield, ?Await]Arguments[?Yield, ?Await]
     16      CallExpression[?Yield, ?Await][Expression[+In, ?Yield, ?Await]]
     17      CallExpression[?Yield, ?Await].IdentifierName
     18      CallExpression[?Yield, ?Await]TemplateLiteral[?Yield, ?Await]
     19      CallExpression[?Yield, ?Await].PrivateName
     20 
     21 ---*/
     22 
     23 
     24 class C {
     25  set #m(v) { this._v = v; }
     26 
     27  method(v) { this.#m = v; }
     28 
     29  B = class {
     30    method(o, v) {
     31      o.#m = v;
     32    }
     33 
     34    get m() { return this.#m; }
     35 
     36    #m;
     37  }
     38 }
     39 
     40 let c = new C();
     41 let innerB = new c.B();
     42 
     43 innerB.method(innerB, 'test262');
     44 assert.sameValue(innerB.m, 'test262');
     45 
     46 c.method('outer class');
     47 assert.sameValue(c._v, 'outer class');
     48 
     49 assert.throws(TypeError, function() {
     50  innerB.method(c, 'foo');
     51 }, 'accessed inner class field from an object of outer class');
     52 
     53 reportCompare(0, 0);