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Report errors for import helpers missing __rest

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This commit is contained in:
Nathan Shively-Sanders 2016-11-10 11:45:56 -08:00
parent c87bce1119
commit 0d4ac01574
2 changed files with 6 additions and 2 deletions
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6
src/compiler/checker.ts
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@ -19970,9 +19970,13 @@ namespace ts {
if (requestedExternalEmitHelpers & NodeFlags.HasClassExtends && languageVersion < ScriptTarget.ES2015) {
verifyHelperSymbol(exports, "__extends", SymbolFlags.Value);
}
if (requestedExternalEmitHelpers & NodeFlags.HasSpreadAttribute && compilerOptions.jsx !== JsxEmit.Preserve) {
if (requestedExternalEmitHelpers & NodeFlags.HasSpreadAttribute &&
(languageVersion < ScriptTarget.ESNext || compilerOptions.jsx === JsxEmit.React)) {
verifyHelperSymbol(exports, "__assign", SymbolFlags.Value);
}
if (languageVersion < ScriptTarget.ESNext && requestedExternalEmitHelpers & NodeFlags.HasRestAttribute) {
verifyHelperSymbol(exports, "__rest", SymbolFlags.Value);
}
if (requestedExternalEmitHelpers & NodeFlags.HasDecorators) {
verifyHelperSymbol(exports, "__decorate", SymbolFlags.Value);
if (compilerOptions.emitDecoratorMetadata) {

2
src/compiler/types.ts
View File

@ -433,7 +433,7 @@ namespace ts {
BlockScoped = Let | Const,
ReachabilityCheckFlags = HasImplicitReturn | HasExplicitReturn,
EmitHelperFlags = HasClassExtends | HasDecorators | HasParamDecorators | HasAsyncFunctions | HasSpreadAttribute,
EmitHelperFlags = HasClassExtends | HasDecorators | HasParamDecorators | HasAsyncFunctions | HasSpreadAttribute | HasRestAttribute,
ReachabilityAndEmitFlags = ReachabilityCheckFlags | EmitHelperFlags,
// Parsing context flags