xref: /system/tools/aidl/ast_cpp.h

/*
 * Copyright (C) 2015, The Android Open Source Project
 *
 * 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.
 */

#ifndef AIDL_AST_CPP_H_
#define AIDL_AST_CPP_H_

#include <memory>
#include <string>
#include <vector>

#include <base/macros.h>

namespace android {
namespace aidl {
class CodeWriter;
}  // namespace aidl
}  // namespace android

namespace android {
namespace aidl {
namespace cpp {

class AstNode {
 public:
  AstNode() = default;
  virtual ~AstNode() = default;

  virtual void Write(CodeWriter* to) const = 0;

 private:
  DISALLOW_COPY_AND_ASSIGN(AstNode);
};  // class AstNode

class Declaration : public AstNode {
 public:
  Declaration() = default;
  virtual ~Declaration() = default;

 private:
  DISALLOW_COPY_AND_ASSIGN(Declaration);
};  // class Declaration

class ClassDecl : public Declaration {
 public:
  ClassDecl(const std::string& name,
            const std::string& parent,
            std::vector<std::unique_ptr<Declaration>> public_members,
            std::vector<std::unique_ptr<Declaration>> private_members);
  virtual ~ClassDecl() = default;

  void Write(CodeWriter* to) const override;

 private:
  std::string name_;
  std::string parent_;
  std::vector<std::unique_ptr<Declaration>> public_members_;
  std::vector<std::unique_ptr<Declaration>> private_members_;

  DISALLOW_COPY_AND_ASSIGN(ClassDecl);
};  // class ClassDecl

class ConstructorDecl : public Declaration {
 public:
  ConstructorDecl(const std::string& name,
                  std::vector<std::string> arguments,
                  bool is_const = false,
                  bool is_virtual = false);

  virtual ~ConstructorDecl() = default;

  void Write(CodeWriter* to) const override;

 private:
  const std::string name_;
  std::vector<std::string> arguments_;
  bool is_const_;
  bool is_virtual_;

  DISALLOW_COPY_AND_ASSIGN(ConstructorDecl);
};

class MethodDecl : public Declaration {
 public:
  MethodDecl(const std::string& return_type,
             const std::string& name,
             std::vector<std::string> arguments,
             bool is_const = false,
             bool is_virtual = false);
  virtual ~MethodDecl() = default;

  void Write(CodeWriter* to) const override;

 private:
  const std::string return_type_;
  const std::string name_;
  std::vector<std::string> arguments_;
  bool is_const_;
  bool is_virtual_;

  DISALLOW_COPY_AND_ASSIGN(MethodDecl);
};

class CppNamespace : public Declaration {
 public:
  CppNamespace(const std::string& name,
               std::vector<std::unique_ptr<Declaration>> declarations);
  virtual ~CppNamespace() = default;

  void Write(CodeWriter* to) const override;

 private:
  std::vector<std::unique_ptr<Declaration>> declarations_;
  std::string name_;

  DISALLOW_COPY_AND_ASSIGN(CppNamespace);
};  // class CppNamespace

class Document : public AstNode {
 public:
  Document(const std::vector<std::string>& include_list,
           std::unique_ptr<CppNamespace> a_namespace);

  void Write(CodeWriter* to) const override;

 private:
  std::vector<std::string> include_list_;
  std::unique_ptr<CppNamespace> namespace_;

  DISALLOW_COPY_AND_ASSIGN(Document);
};  // class Document

class CppHeader final : public Document {
 public:
  CppHeader(const std::string& include_guard,
            const std::vector<std::string>& include_list,
            std::unique_ptr<CppNamespace> a_namespace);
  void Write(CodeWriter* to) const override;

 private:
  const std::string include_guard_;

  DISALLOW_COPY_AND_ASSIGN(CppHeader);
};  // class CppHeader

class CppSource final : public Document {
 public:
  CppSource(const std::vector<std::string>& include_list,
            std::unique_ptr<CppNamespace> a_namespace);

 private:
  DISALLOW_COPY_AND_ASSIGN(CppSource);
};  // class CppSource

}  // namespace cpp
}  // namespace aidl
}  // namespace android

#endif // AIDL_AST_CPP_H_