Use 'true' and 'false' types when contextual type is 'boolean'

microsoft · Sep 9, 2016 · 5c11d4c · 5c11d4c
1 parent aee1bf6
commit 5c11d4c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -13467,7 +13467,7 @@ namespace ts {
                     return maybeTypeOfKind(contextualType, (TypeFlags.NumberLiteral | TypeFlags.EnumLiteral));
                 }
                 if (type.flags & TypeFlags.Boolean) {
-                    return maybeTypeOfKind(contextualType, TypeFlags.BooleanLiteral) && !isTypeAssignableTo(booleanType, contextualType);
+                    return maybeTypeOfKind(contextualType, TypeFlags.BooleanLiteral);
                 }
                 if (type.flags & TypeFlags.Enum) {
                     return typeContainsLiteralFromEnum(contextualType, <EnumType>type);