Don't include object key types in completeFunctionCalls

Fixes #66297

extensions/typescript-language-features/src/test/functionCallSnippet.test.ts

@@ -117,4 +117,12 @@ suite('typescript function call snippets', () => {
 			'\\$abc()$0');
 	});
 
+	test('Should not include object key signature in completion, #66297', async () => {
+		assert.strictEqual(
+			snippetForFunctionCall(
+				{ label: 'foobar', },
+				[{ "text": "function", "kind": "keyword" }, { "text": " ", "kind": "space" }, { "text": "foobar", "kind": "functionName" }, { "text": "(", "kind": "punctuation" }, { "text": "param", "kind": "parameterName" }, { "text": ":", "kind": "punctuation" }, { "text": " ", "kind": "space" }, { "text": "{", "kind": "punctuation" }, { "text": "\n", "kind": "lineBreak" }, { "text": "    ", "kind": "space" }, { "text": "[", "kind": "punctuation" }, { "text": "key", "kind": "parameterName" }, { "text": ":", "kind": "punctuation" }, { "text": " ", "kind": "space" }, { "text": "string", "kind": "keyword" }, { "text": "]", "kind": "punctuation" }, { "text": ":", "kind": "punctuation" }, { "text": " ", "kind": "space" }, { "text": "string", "kind": "keyword" }, { "text": ";", "kind": "punctuation" }, { "text": "\n", "kind": "lineBreak" }, { "text": "}", "kind": "punctuation" }, { "text": ")", "kind": "punctuation" }, { "text": ":", "kind": "punctuation" }, { "text": " ", "kind": "space" }, { "text": "void", "kind": "keyword" }]
+			).snippet.value,
+			'foobar(${1:param})$0');
+	});
 });

extensions/typescript-language-features/src/utils/snippetForFunctionCall.ts

@@ -68,7 +68,7 @@ function getParameterListParts(
 				break;
 
 			case PConst.DisplayPartKind.parameterName:
-				if (parenCount === 1 && isInMethod) {
+				if (parenCount === 1 && braceCount === 0 && isInMethod) {
 					// Only take top level paren names
 					const next = displayParts[i + 1];
 					// Skip optional parameters