fix propagation condition

Andarist · Andarist · commit cf4544d1b384 · 2025-08-07T11:11:14.000+02:00
diff --git a/src/compiler/binder.ts b/src/compiler/binder.ts
@@ -1069,7 +1069,7 @@ function createBinder(): (file: SourceFile, options: CompilerOptions) => void {
             currentExceptionTarget = saveExceptionTarget;
             activeLabelList = saveActiveLabelList;
             hasExplicitReturn = saveHasExplicitReturn;
-            seenThisKeyword = isImmediatelyInvoked ? saveSeenThisKeyword || seenThisKeyword : saveSeenThisKeyword;
+            seenThisKeyword = node.kind === SyntaxKind.ArrowFunction ? saveSeenThisKeyword || seenThisKeyword : saveSeenThisKeyword;
         }
         else if (containerFlags & ContainerFlags.IsInterface) {
             const saveSeenThisKeyword = seenThisKeyword;

Original file line number	Diff line number	Diff line change
`@@ -1069,7 +1069,7 @@ function createBinder(): (file: SourceFile, options: CompilerOptions) => void {`
`1069`	`1069`	`currentExceptionTarget = saveExceptionTarget;`
`1070`	`1070`	`activeLabelList = saveActiveLabelList;`
`1071`	`1071`	`hasExplicitReturn = saveHasExplicitReturn;`
`1072`		`- seenThisKeyword = isImmediatelyInvoked ? saveSeenThisKeyword \|\| seenThisKeyword : saveSeenThisKeyword;`
	`1072`	`+ seenThisKeyword = node.kind === SyntaxKind.ArrowFunction ? saveSeenThisKeyword \|\| seenThisKeyword : saveSeenThisKeyword;`
`1073`	`1073`	`}`
`1074`	`1074`	`else if (containerFlags & ContainerFlags.IsInterface) {`
`1075`	`1075`	`const saveSeenThisKeyword = seenThisKeyword;`