tor-browser

The Tor Browser
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nested-block-labeled-instn-iee-err-ambiguous-import.js (2486B)

      1 // |reftest| async
      2 // This file was procedurally generated from the following sources:
      3 // - src/dynamic-import/instn-iee-err-ambiguous-import.case
      4 // - src/dynamic-import/catch/nested-block-labeled.template
      5 /*---
      6 description: IndirectExportEntries validation - ambiguous imported bindings (nested block syntax)
      7 esid: sec-import-call-runtime-semantics-evaluation
      8 features: [dynamic-import]
      9 flags: [generated, async]
     10 info: |
     11    ImportCall :
     12        import( AssignmentExpression )
     13 
     14    1. Let referencingScriptOrModule be ! GetActiveScriptOrModule().
     15    2. Assert: referencingScriptOrModule is a Script Record or Module Record (i.e. is not null).
     16    3. Let argRef be the result of evaluating AssignmentExpression.
     17    4. Let specifier be ? GetValue(argRef).
     18    5. Let promiseCapability be ! NewPromiseCapability(%Promise%).
     19    6. Let specifierString be ToString(specifier).
     20    7. IfAbruptRejectPromise(specifierString, promiseCapability).
     21    8. Perform ! HostImportModuleDynamically(referencingScriptOrModule, specifierString, promiseCapability).
     22    9. Return promiseCapability.[[Promise]].
     23 
     24 
     25    [...]
     26    9. For each ExportEntry Record e in module.[[IndirectExportEntries]], do
     27       a. Let resolution be ? module.ResolveExport(e.[[ExportName]], « », « »).
     28       b. If resolution is null or resolution is "ambiguous", throw a
     29          SyntaxError exception.
     30    [...]
     31 
     32    15.2.1.16.3 ResolveExport
     33 
     34    [...]
     35    9. Let starResolution be null.
     36    10. For each ExportEntry Record e in module.[[StarExportEntries]], do
     37        a. Let importedModule be ? HostResolveImportedModule(module,
     38           e.[[ModuleRequest]]).
     39        b. Let resolution be ? importedModule.ResolveExport(exportName,
     40           resolveSet, exportStarSet).
     41        c. If resolution is "ambiguous", return "ambiguous".
     42        d. If resolution is not null, then
     43           i. If starResolution is null, let starResolution be resolution.
     44           ii. Else,
     45               1. Assert: there is more than one * import that includes the
     46                  requested name.
     47               2. If resolution.[[Module]] and starResolution.[[Module]] are
     48                  not the same Module Record or
     49                  SameValue(resolution.[[BindingName]],
     50                  starResolution.[[BindingName]]) is false, return "ambiguous".
     51 
     52 ---*/
     53 
     54 label: {
     55  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
     56 
     57    assert.sameValue(error.name, 'SyntaxError');
     58 
     59  }).then($DONE, $DONE);
     60 };