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Merge pull request #15673 from Microsoft/import-star-export-equals

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Given `import *` of an `export =` module, raise an error but still return a symbol.
This commit is contained in:
Andy
2017-05-10 17:04:04 -07:00
committed by GitHub
parent 69324278d1 8035e99921
commit 12cfa248c1
4 changed files with 44 additions and 5 deletions
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src/compiler/checker.ts
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@@ -1720,10 +1720,9 @@ namespace ts {
// references a symbol that is at least declared as a module or a variable. The target of the 'export =' may
// combine other declarations with the module or variable (e.g. a class/module, function/module, interface/variable).
function resolveESModuleSymbol(moduleSymbol: Symbol, moduleReferenceExpression: Expression, dontResolveAlias: boolean): Symbol {
let symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias);
const symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias);
if (!dontResolveAlias && symbol && !(symbol.flags & (SymbolFlags.Module | SymbolFlags.Variable))) {
error(moduleReferenceExpression, Diagnostics.Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct, symbolToString(moduleSymbol));
symbol = undefined;
}
return symbol;
}