xref: /arkcompiler/ets_frontend/ets2panda/ast_verifier/checkAbstractMethod.cpp

/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "checkAbstractMethod.h"
#include "ir/expressions/callExpression.h"
#include "ir/expressions/memberExpression.h"
#include "checker/types/signature.h"

namespace ark::es2panda::compiler::ast_verifier {

[[nodiscard]] CheckResult CheckAbstractMethod::operator()(CheckContext &ctx, const ir::AstNode *ast) const
{
    if (!ast->IsCallExpression()) {
        return {CheckDecision::CORRECT, CheckAction::CONTINUE};
    }

    auto const *const call = ast->AsCallExpression();
    if (!call->Callee()->IsMemberExpression()) {
        return {CheckDecision::CORRECT, CheckAction::CONTINUE};
    }

    auto obj = call->Callee()->AsMemberExpression()->Object();
    if ((obj != nullptr) && obj->IsSuperExpression() && (call->Signature() != nullptr) &&
        (call->Signature()->HasSignatureFlag(checker::SignatureFlags::ABSTRACT))) {
        ctx.AddCheckMessage("CALL TO ABSTRACT METHOD VIA SUPER", *call, call->Start());
        return {CheckDecision::INCORRECT, CheckAction::CONTINUE};
    }

    return {CheckDecision::CORRECT, CheckAction::CONTINUE};
}

}  // namespace ark::es2panda::compiler::ast_verifier