safety checks

Author: Frotty

de.peeeq.wurstscript/src/main/java/de/peeeq/wurstscript/attributes/AttrFunctionSignature.java

@@ -64,6 +64,9 @@ public static FunctionSignature calculate(StmtCall fc) {
     }
 
     private static void checkCodeClosureCaptures(StmtCall fc, FunctionSignature sig) {
+        if (!sig.isValidParameterNumber(fc.getArgs().size())) {
+            return;
+        }
         for (int i = 0; i < fc.getArgs().size(); i++) {
             Expr arg = fc.getArgs().get(i);
             if (!(arg instanceof ExprClosure)) {

de.peeeq.wurstscript/src/test/java/tests/wurstscript/tests/LspNativeFeaturesTests.java

@@ -547,6 +547,30 @@ public void inlayHintsStayStableWhileTemporarilyUnparsable() throws IOException
         assertTrue(errorLabels.contains("amount:"), "Expected cached hints to be reused during parse errors.");
     }
 
+    @Test
+    public void inlayHintsDoNotCrashOnCascadeCodeLambdaWithMissingTarget() throws IOException {
+        CompletionTestData data = input(
+                "package test",
+                "class TriggerWrap",
+                "    function addAction(code c)",
+                "        skip",
+                "init",
+                "    let t = new TriggerWrap()",
+                "        ..missing() ->",
+                "            skip",
+                "endpackage"
+        );
+        TestContext ctx = createContext(data, data.buffer);
+
+        InlayHintParams params = new InlayHintParams(
+                new TextDocumentIdentifier(ctx.uri),
+                new Range(new Position(0, 0), new Position(100, 0))
+        );
+
+        List<InlayHint> hints = new InlayHintsRequest(params, ctx.bufferManager).execute(ctx.modelManager);
+        assertNotNull(hints);
+    }
+
     @Test
     public void prepareRenameReturnsSymbolRange() throws IOException {
         CompletionTestData data = input(