tor-browser

The Tor Browser
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if-decl-else-decl-a-func-existing-var-no-init.js (1181B)


      1 // This file was procedurally generated from the following sources:
      2 // - src/annex-b-fns/func-existing-var-no-init.case
      3 // - src/annex-b-fns/func/if-decl-else-decl-a.template
      4 /*---
      5 description: Existing variable binding is not modified (IfStatement with a declaration in both statement positions in function scope)
      6 esid: sec-functiondeclarations-in-ifstatement-statement-clauses
      7 flags: [generated, noStrict]
      8 info: |
      9    The following rules for IfStatement augment those in 13.6:
     10 
     11    IfStatement[Yield, Return]:
     12        if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else Statement[?Yield, ?Return]
     13        if ( Expression[In, ?Yield] ) Statement[?Yield, ?Return] else FunctionDeclaration[?Yield]
     14        if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else FunctionDeclaration[?Yield]
     15        if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield]
     16 
     17 
     18    B.3.3.1 Changes to FunctionDeclarationInstantiation
     19 
     20    [...]
     21    2. If instantiatedVarNames does not contain F, then
     22    [...]
     23 ---*/
     24 var init;
     25 
     26 (function() {
     27  var f = 123;
     28  init = f;
     29 
     30  if (true) function f() {  } else function _f() {}
     31 
     32  
     33 }());
     34 
     35 assert.sameValue(init, 123);
     36 
     37 reportCompare(0, 0);