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Properly handle intersection types in getUnmatchedProperty

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Anders Hejlsberg
2017-11-02 16:58:41 -07:00
parent 1a7a587a9e
commit 5b0bcecfae
1 changed files with 1 additions and 1 deletions
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src/compiler/checker.ts
+1 -1
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@@ -10792,7 +10792,7 @@ namespace ts {
}
function getUnmatchedProperty(source: Type, target: Type, requireOptionalProperties: boolean) {
const properties = getPropertiesOfObjectType(target);
const properties = target.flags & TypeFlags.Intersection ? getPropertiesOfUnionOrIntersectionType(<IntersectionType>target) : getPropertiesOfObjectType(target);
for (const targetProp of properties) {
if (requireOptionalProperties || !(targetProp.flags & SymbolFlags.Optional)) {
const sourceProp = getPropertyOfType(source, targetProp.escapedName);