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The Tor Browser
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private-method-shadowed-by-setter-on-nested-class.js (1445B)


      1 // This file was procedurally generated from the following sources:
      2 // - src/class-elements/private-method-shadowed-by-setter-on-nested-class.case
      3 // - src/class-elements/default/cls-decl.template
      4 /*---
      5 description: PrivateName of private method can be shadowed on inner classes by a private setter (field definitions in a class declaration)
      6 esid: prod-FieldDefinition
      7 features: [class-methods-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  #m() { return 'outer class'; }
     26 
     27  method() { return this.#m(); }
     28 
     29  B = class {
     30    method(o) {
     31      return o.#m;
     32    }
     33 
     34    set #m(v) { this._v = v; }
     35  }
     36 }
     37 
     38 let c = new C();
     39 let innerB = new c.B();
     40 
     41 assert.throws(TypeError, function() {
     42  innerB.method(innerB);
     43 }, '[[Get]] operation of an accessor without getter');
     44 
     45 assert.sameValue(c.method(), 'outer class');
     46 
     47 assert.throws(TypeError, function() {
     48  innerB.method(c);
     49 }, 'access of inner class accessor from an object of outer class');
     50 
     51 reportCompare(0, 0);