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Ensure that the import helper is checked for tagged templates, and update its name.

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This commit is contained in:
Daniel Rosenwasser 2017-09-27 17:31:32 -07:00
parent 886a29b512
commit 1841afeaa2
2 changed files with 5 additions and 4 deletions
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4
src/compiler/checker.ts Normal file → Executable file
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@ -16665,7 +16665,7 @@ namespace ts {
function checkTaggedTemplateExpression(node: TaggedTemplateExpression): Type {
if (languageVersion < ScriptTarget.ES2015) {
checkExternalEmitHelpers(node, ExternalEmitHelpers.GetTemplateObject);
checkExternalEmitHelpers(node, ExternalEmitHelpers.MakeTemplateObject);
}
return getReturnTypeOfSignature(getResolvedSignature(node));
}
@ -24032,7 +24032,7 @@ namespace ts {
case ExternalEmitHelpers.AsyncDelegator: return "__asyncDelegator";
case ExternalEmitHelpers.AsyncValues: return "__asyncValues";
case ExternalEmitHelpers.ExportStar: return "__exportStar";
case ExternalEmitHelpers.GetTemplateObject: return "__getTemplateObject";
case ExternalEmitHelpers.MakeTemplateObject: return "__makeTemplateObject";
default: Debug.fail("Unrecognized helper");
}
}

5
src/compiler/types.ts Normal file → Executable file
View File

@ -4287,7 +4287,8 @@ namespace ts {
AsyncDelegator = 1 << 13, // __asyncDelegator (used by ES2017 async generator yield* transformation)
AsyncValues = 1 << 14, // __asyncValues (used by ES2017 for..await..of transformation)
ExportStar = 1 << 15, // __exportStar (used by CommonJS/AMD/UMD module transformation)
GetTemplateObject = 1 << 16, // __getTemplateObject (used for constructing template string array objects)
MakeTemplateObject = 1 << 16, // __makeTemplateObject (used for constructing template string array objects)
" LastPlusOne",
// Helpers included by ES2015 for..of
ForOfIncludes = Values,
@ -4305,7 +4306,7 @@ namespace ts {
SpreadIncludes = Read | Spread,
FirstEmitHelper = Extends,
LastEmitHelper = ExportStar
LastEmitHelper = ExternalEmitHelpers[" LastPlusOne"] - 1
}
export const enum EmitHint {