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strip QuestionToken from MethodDeclaration and PropertyDeclaration emit (#34954)

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* strip QuestionToken from MethodDeclartion emit

Fixes: #34953

* test property emit
This commit is contained in:
Klaus Meinhardt
2019-11-12 19:30:46 +01:00
committed by Nathan Shively-Sanders
parent 5c951635e5
commit 94f85901d7
5 changed files with 34 additions and 2 deletions
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5
src/compiler/binder.ts
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@@ -3595,7 +3595,8 @@ namespace ts {
|| hasModifier(node, ModifierFlags.TypeScriptModifier)
|| node.typeParameters
|| node.type
|| !node.body) {
|| !node.body
|| node.questionToken) {
transformFlags |= TransformFlags.AssertTypeScript;
}
@@ -3642,7 +3643,7 @@ namespace ts {
let transformFlags = subtreeFlags | TransformFlags.ContainsClassFields;
// Decorators, TypeScript-specific modifiers, and type annotations are TypeScript syntax.
if (some(node.decorators) || hasModifier(node, ModifierFlags.TypeScriptModifier) || node.type) {
if (some(node.decorators) || hasModifier(node, ModifierFlags.TypeScriptModifier) || node.type || node.questionToken) {
transformFlags |= TransformFlags.AssertTypeScript;
}