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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2014
* Full-stack compiler that converts a source code string to bytecode.
*/
#pragma once
#include <ostream>
#include <string>
#include <memory>
#include <libdevcore/Common.h>
namespace dev {
namespace solidity {
class Scanner; // forward
class ContractDefinition; // forward
class Compiler; // forward
/**
* Easy to use and self-contained Solidity compiler with as few header dependencies as possible.
* It holds state and can be used to either step through the compilation stages (and abort e.g.
* before compilation to bytecode) or run the whole compilation in one call.
*/
class CompilerStack
{
public:
CompilerStack() {}
void reset() { *this = CompilerStack(); }
void setSource(std::string const& _sourceCode);
void parse();
void parse(std::string const& _sourceCode);
/// Compiles the contract that was previously parsed.
bytes const& compile(bool _optimize = false);
/// Parses and compiles the given source code.
bytes const& compile(std::string const& _sourceCode, bool _optimize = false);
bytes const& getBytecode() const { return m_bytecode; }
/// Streams a verbose version of the assembly to @a _outStream.
/// Prerequisite: Successful compilation.
void streamAssembly(std::ostream& _outStream);
/// Returns a string representing the contract interface in JSON.
/// Prerequisite: Successful call to parse or compile.
std::string const& getInterface();
/// Returns the previously used scanner, useful for counting lines during error reporting.
Scanner const& getScanner() const { return *m_scanner; }
ContractDefinition& getAST() const { return *m_contractASTNode; }
/// Compile the given @a _sourceCode to bytecode. If a scanner is provided, it is used for
/// scanning the source code - this is useful for printing exception information.
static bytes staticCompile(std::string const& _sourceCode, bool _optimize = false);
private:
std::shared_ptr<Scanner> m_scanner;
std::shared_ptr<ContractDefinition> m_contractASTNode;
bool m_parseSuccessful;
std::string m_interface;
std::shared_ptr<Compiler> m_compiler;
bytes m_bytecode;
};
}
}