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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.
*/
#include <libsolidity/AST.h>
#include <libsolidity/Scanner.h>
#include <libsolidity/Parser.h>
#include <libsolidity/GlobalContext.h>
#include <libsolidity/NameAndTypeResolver.h>
#include <libsolidity/Compiler.h>
#include <libsolidity/CompilerStack.h>
#include <jsonrpc/json/json.h>
using namespace std;
namespace dev
{
namespace solidity
{
void CompilerStack::setSource(string const& _sourceCode)
{
reset();
m_scanner = make_shared<Scanner>(CharStream(_sourceCode));
}
void CompilerStack::parse()
{
if (!m_scanner)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("Source not available."));
m_contractASTNode = Parser().parse(m_scanner);
m_globalContext = make_shared<GlobalContext>();
m_globalContext->setCurrentContract(*m_contractASTNode);
NameAndTypeResolver(m_globalContext->getDeclarations()).resolveNamesAndTypes(*m_contractASTNode);
m_parseSuccessful = true;
}
void CompilerStack::parse(string const& _sourceCode)
{
setSource(_sourceCode);
parse();
}
bytes const& CompilerStack::compile(bool _optimize)
{
if (!m_parseSuccessful)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("Parsing was not successful."));
m_bytecode.clear();
m_compiler = make_shared<Compiler>();
m_compiler->compileContract(*m_contractASTNode, m_globalContext->getMagicVariables());
return m_bytecode = m_compiler->getAssembledBytecode(_optimize);
}
bytes const& CompilerStack::compile(string const& _sourceCode, bool _optimize)
{
parse(_sourceCode);
return compile(_optimize);
}
void CompilerStack::streamAssembly(ostream& _outStream)
{
if (!m_compiler || m_bytecode.empty())
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("Compilation was not successful."));
m_compiler->streamAssembly(_outStream);
}
string const& CompilerStack::getInterface()
{
Json::StyledWriter writer;
if (!m_parseSuccessful)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("Parsing was not successful."));
if (m_interface.empty())
{
Json::Value methods(Json::arrayValue);
vector<FunctionDefinition const*> exportedFunctions = m_contractASTNode->getInterfaceFunctions();
for (FunctionDefinition const* f: exportedFunctions)
{
Json::Value method;
Json::Value inputs(Json::arrayValue);
Json::Value outputs(Json::arrayValue);
auto streamVariables = [&](vector<ASTPointer<VariableDeclaration>> const& _vars,
Json::Value &json)
{
for (ASTPointer<VariableDeclaration> const& var: _vars)
{
Json::Value input;
input["name"] = var->getName();
input["type"] = var->getType()->toString();
json.append(input);
}
};
method["name"] = f->getName();
streamVariables(f->getParameters(), inputs);
method["inputs"] = inputs;
streamVariables(f->getReturnParameters(), outputs);
method["outputs"] = outputs;
methods.append(method);
}
m_interface = writer.write(methods);
}
return m_interface;
}
string const& CompilerStack::getDocumentation()
{
Json::StyledWriter writer;
if (!m_parseSuccessful)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("Parsing was not successful."));
if (m_documentation.empty())
{
Json::Value doc;
Json::Value methods(Json::objectValue);
vector<FunctionDefinition const*> exportedFunctions = m_contractASTNode->getInterfaceFunctions();
for (FunctionDefinition const* f: exportedFunctions)
{
Json::Value user;
user["user"] = Json::Value(*f->getDocumentation());
methods[f->getName()] = user;
}
doc["methods"] = methods;
m_documentation = writer.write(doc);
}
return m_documentation;
}
bytes CompilerStack::staticCompile(std::string const& _sourceCode, bool _optimize)
{
CompilerStack stack;
return stack.compile(_sourceCode, _optimize);
}
}
}
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