Remove now duplicated handling of missingType

microsoft · Sep 21, 2022 · 638a3bf · 638a3bf
1 parent 08dfb4c
commit 638a3bf
Showing 1 changed file with 0 additions and 6 deletions.
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -14952,12 +14952,6 @@ namespace ts {
                         includes & TypeFlags.IncludesWildcard ? wildcardType : anyType :
                         includes & TypeFlags.Null || containsType(typeSet, unknownType) ? unknownType : nonNullUnknownType;
                 }
-                if (includes & TypeFlags.Undefined) {
-                    const missingIndex = binarySearch(typeSet, missingType, getTypeId, compareValues);
-                    if (missingIndex >= 0 && containsType(typeSet, undefinedType)) {
-                        orderedRemoveItemAt(typeSet, missingIndex);
-                    }
-                }
                 if (includes & (TypeFlags.Literal | TypeFlags.UniqueESSymbol | TypeFlags.TemplateLiteral | TypeFlags.StringMapping) || includes & TypeFlags.Void && includes & TypeFlags.Undefined) {
                     removeRedundantLiteralTypes(typeSet, includes, !!(unionReduction & UnionReduction.Subtype));
                 }