1/*
2 * Copyright (c) 2021-2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef ES2PANDA_COMPILER_LOWERING_PHASE_H
17#define ES2PANDA_COMPILER_LOWERING_PHASE_H
18
19#include "parser/program/program.h"
20#include "public/public.h"
21
22namespace ark::es2panda::compiler {
23
24class Phase {
25public:
26    /* If Apply returns false, processing is stopped. */
27    bool Apply(public_lib::Context *ctx, parser::Program *program);
28
29    virtual std::string_view Name() const = 0;
30
31    virtual bool Precondition([[maybe_unused]] public_lib::Context *ctx,
32                              [[maybe_unused]] const parser::Program *program)
33    {
34        return true;
35    }
36    virtual bool Perform(public_lib::Context *ctx, parser::Program *program) = 0;
37    virtual bool Postcondition([[maybe_unused]] public_lib::Context *ctx,
38                               [[maybe_unused]] const parser::Program *program)
39    {
40        return true;
41    }
42};
43
44std::vector<Phase *> GetPhaseList(ScriptExtension ext);
45
46}  // namespace ark::es2panda::compiler
47
48#endif
49