revert default param

Andarist · Andarist · commit b43faa72e5ec · 2025-08-29T11:47:49.000+02:00
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -30369,7 +30369,7 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
         return contextualType && !isGenericType(contextualType);
     }
 
-    function getNarrowableTypeForReference(type: Type, reference: Node, checkMode = CheckMode.Normal) {
+    function getNarrowableTypeForReference(type: Type, reference: Node, checkMode?: CheckMode) {
         if (isNoInferType(type)) {
             type = (type as SubstitutionType).baseType;
         }

Original file line number	Diff line number	Diff line change
`@@ -30369,7 +30369,7 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {`
`30369`	`30369`	`return contextualType && !isGenericType(contextualType);`
`30370`	`30370`	`}`
`30371`	`30371`
`30372`		`- function getNarrowableTypeForReference(type: Type, reference: Node, checkMode = CheckMode.Normal) {`
	`30372`	`+ function getNarrowableTypeForReference(type: Type, reference: Node, checkMode?: CheckMode) {`
`30373`	`30373`	`if (isNoInferType(type)) {`
`30374`	`30374`	`type = (type as SubstitutionType).baseType;`
`30375`	`30375`	`}`