tor-browser

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

switch-dflt-global-skip-early-err.js (928B)


      1 // This file was procedurally generated from the following sources:
      2 // - src/annex-b-fns/global-skip-early-err.case
      3 // - src/annex-b-fns/global/switch-dflt.template
      4 /*---
      5 description: Extension not observed when creation of variable binding would produce an early error (Funtion declaration in the `default` clause of a `switch` statement in the global scope)
      6 esid: sec-web-compat-globaldeclarationinstantiation
      7 flags: [generated, noStrict]
      8 info: |
      9    B.3.3.2 Changes to GlobalDeclarationInstantiation
     10 
     11    [...]
     12    b. If replacing the FunctionDeclaration f with a VariableStatement that has
     13       F as a BindingIdentifier would not produce any Early Errors for script,
     14       then
     15    [...]
     16 ---*/
     17 let f = 123;
     18 assert.sameValue(f, 123, 'binding is not initialized to `undefined`');
     19 
     20 switch (1) {
     21  default:
     22    function f() {  }
     23 }
     24 
     25 assert.sameValue(f, 123, 'value is not updated following evaluation');
     26 
     27 reportCompare(0, 0);