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Merge pull request #4749 from Microsoft/systemExportOnlyValues

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Emit export specifiers in system modules only if export has a value side
This commit is contained in:
Vladimir Matveev
2015-09-11 10:21:11 -07:00
parent 026632bca8 c72469a66f
commit 90273f995d
5 changed files with 318 additions and 1 deletions
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6
src/compiler/emitter.ts
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@@ -3148,6 +3148,10 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, Promi
function emitExportSpecifierInSystemModule(specifier: ExportSpecifier): void {
Debug.assert(compilerOptions.module === ModuleKind.System);
if (!resolver.getReferencedValueDeclaration(specifier.propertyName || specifier.name) && !resolver.isValueAliasDeclaration(specifier) ) {
return;
}
writeLine();
emitStart(specifier.name);
@@ -6095,7 +6099,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, Promi
return;
}
if (isInternalModuleImportEqualsDeclaration(node)) {
if (isInternalModuleImportEqualsDeclaration(node) && resolver.isValueAliasDeclaration(node)) {
if (!hoistedVars) {
hoistedVars = [];
}