IDL: Improve overload resolution for methods with variadic arguments

Source/bindings/tests/results/core/V8TestObject.cpp

Index: Source/bindings/tests/results/core/V8TestObject.cpp
diff --git a/Source/bindings/tests/results/core/V8TestObject.cpp b/Source/bindings/tests/results/core/V8TestObject.cpp
index 8aa89a5191a7fe56113f66d835a92040c0bf058b..de91d5ca21dee3596c83584d3725089ddb4b54a9 100644
--- a/Source/bindings/tests/results/core/V8TestObject.cpp
+++ b/Source/bindings/tests/results/core/V8TestObject.cpp
@@ -8323,6 +8323,80 @@ static void overloadedMethodKMethodCallback(const v8::FunctionCallbackInfo<v8::V
     TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
+static void overloadedMethodL1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodL", "TestObject", info.Holder(), info.GetIsolate());
+    TestObject* impl = V8TestObject::toImpl(info.Holder());
+    int longArg;
+    Vector<ScriptValue> restArgs;
+    {
+        TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(longArg, toInt32(info[0], exceptionState), exceptionState);
+        TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(restArgs, toImplArguments<ScriptValue>(info, 1, exceptionState), exceptionState);
+    }
+    impl->overloadedMethodL(longArg, restArgs);
+}
+
+static void overloadedMethodL2Method(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodL", "TestObject", info.Holder(), info.GetIsolate());
+    TestObject* impl = V8TestObject::toImpl(info.Holder());
+    V8StringResource<> stringArg;
+    Vector<ScriptValue> restArgs;
+    {
+        TOSTRING_VOID_INTERNAL(stringArg, info[0]);
+        TONATIVE_VOID_EXCEPTIONSTATE_INTERNAL(restArgs, toImplArguments<ScriptValue>(info, 1, exceptionState), exceptionState);
+    }
+    impl->overloadedMethodL(stringArg, restArgs);
+}
+
+static void overloadedMethodLMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "overloadedMethodL", "TestObject", info.Holder(), info.GetIsolate());
+    switch (std::min(2, info.Length())) {
+    case 1:
+        if (info[0]->IsNumber()) {
+            overloadedMethodL1Method(info);
+            return;
+        }
+        if (true) {
+            overloadedMethodL2Method(info);
+            return;
+        }
+        if (true) {
+            overloadedMethodL1Method(info);
+            return;
+        }
+        break;
+    case 2:
+        if (info[0]->IsNumber()) {
+            overloadedMethodL1Method(info);
+            return;
+        }
+        if (true) {
+            overloadedMethodL2Method(info);
+            return;
+        }
+        if (true) {
+            overloadedMethodL1Method(info);
+            return;
+        }
+        break;
+    default:
+        exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(1, info.Length()));
+        exceptionState.throwIfNeeded();
+        return;
+    }
+    exceptionState.throwTypeError("No function was found that matched the signature provided.");
+    exceptionState.throwIfNeeded();
+}
+
+static void overloadedMethodLMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
+    TestObjectV8Internal::overloadedMethodLMethod(info);
+    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
+}
+
 static void promiseOverloadMethod1Method(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestObject* impl = V8TestObject::toImpl(info.Holder());
@@ -10732,6 +10806,7 @@ static const V8DOMConfiguration::MethodConfiguration V8TestObjectMethods[] = {
     {"overloadedMethodI", TestObjectV8Internal::overloadedMethodIMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
     {"overloadedMethodJ", TestObjectV8Internal::overloadedMethodJMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
     {"overloadedMethodK", TestObjectV8Internal::overloadedMethodKMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
+    {"overloadedMethodL", TestObjectV8Internal::overloadedMethodLMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
     {"promiseOverloadMethod", TestObjectV8Internal::promiseOverloadMethodMethodCallback, 0, 0, V8DOMConfiguration::ExposedToAllScripts},
     {"overloadedPerWorldBindingsMethod", TestObjectV8Internal::overloadedPerWorldBindingsMethodMethodCallback, TestObjectV8Internal::overloadedPerWorldBindingsMethodMethodCallbackForMainWorld, 0, V8DOMConfiguration::ExposedToAllScripts},
     {"voidMethodClampUnsignedShortArg", TestObjectV8Internal::voidMethodClampUnsignedShortArgMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},