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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// -*- mode: C++ -*-
//
// Copyright 2020-2022 Google LLC
//
// Licensed under the Apache License v2.0 with LLVM Exceptions (the
// "License"); you may not use this file except in compliance with the
// License. You may obtain a copy of the License at
//
// https://llvm.org/LICENSE.txt
//
// 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.
//
// Author: Giuliano Procida
// Author: Ignes Simeonova
#ifndef STG_NAMING_H_
#define STG_NAMING_H_
#include <ostream>
#include <string>
#include <unordered_map>
#include "graph.h"
namespace stg {
// See NAMES.md for conceptual documentation.
enum class Precedence { NIL, POINTER, ARRAY_FUNCTION, ATOMIC };
enum class Side { LEFT, RIGHT };
class Name {
public:
explicit Name(const std::string& name)
: left_(name), precedence_(Precedence::NIL), right_() {}
Name(const std::string& left, Precedence precedence, const std::string& right)
: left_(left), precedence_(precedence), right_(right) {}
Name Add(Side side, Precedence precedence, const std::string& text) const;
Name Qualify(Qualifier qualifier) const;
std::ostream& Print(std::ostream& os) const;
std::string ToString() const;
private:
std::string left_;
Precedence precedence_;
std::string right_;
};
std::ostream& operator<<(std::ostream& os, const Name& name);
using NameCache = std::unordered_map<Id, Name>;
struct Describe {
Describe(const Graph& graph, NameCache& names) : graph(graph), names(names) {}
Name operator()(Id id);
Name operator()(const Special&);
Name operator()(const PointerReference&);
Name operator()(const PointerToMember&);
Name operator()(const Typedef&);
Name operator()(const Qualified&);
Name operator()(const Primitive&);
Name operator()(const Array&);
Name operator()(const BaseClass&);
Name operator()(const Method&);
Name operator()(const Member&);
Name operator()(const StructUnion&);
Name operator()(const Enumeration&);
Name operator()(const Function&);
Name operator()(const ElfSymbol&);
Name operator()(const Interface&);
const Graph& graph;
NameCache& names;
};
struct DescribeKind {
explicit DescribeKind(const Graph& graph) : graph(graph) {}
std::string operator()(Id id);
std::string operator()(const BaseClass&);
std::string operator()(const Method&);
std::string operator()(const Member&);
std::string operator()(const ElfSymbol&);
std::string operator()(const Interface&);
template <typename Node>
std::string operator()(const Node&);
const Graph& graph;
};
struct DescribeExtra {
explicit DescribeExtra(const Graph& graph) : graph(graph) {}
std::string operator()(Id id);
std::string operator()(const ElfSymbol&);
template <typename Node>
std::string operator()(const Node&);
const Graph& graph;
};
} // namespace stg
#endif // STG_NAMING_H_
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