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Merge remote-tracking branch 'origin/master' into singlyOverlappyTypes

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Daniel Rosenwasser
2018-11-30 15:46:56 -08:00
parent ac11aa345e 01f77f7454
commit d35cfc13cf
1 changed files with 1 additions and 1 deletions
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src/compiler/checker.ts
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@@ -11981,7 +11981,7 @@ namespace ts {
// If we have a union of index types, it seems likely that we
// needed to elaborate between two generic mapped types anyway.
if (overlap.flags & TypeFlags.Union) {
const len = length((overlap as UnionType).types);
const len = length(filter((overlap as UnionType).types, isUnitType));
if (len >= matchingCount) {
bestMatch = target;
matchingCount = len;