Initial implementation of StandardCompiler

This commit is contained in:
Alex Beregszaszi 2017-02-10 13:18:21 +00:00
parent 5754b13b47
commit 985db17e1e

View File

@ -21,11 +21,143 @@
*/
#include <libsolidity/interface/StandardCompiler.h>
#include <libsolidity/interface/SourceReferenceFormatter.h>
#include <libevmasm/Instruction.h>
#include <libdevcore/JSON.h>
using namespace std;
using namespace dev;
using namespace dev::solidity;
Json::Value StandardCompiler::compile(Json::Value const& _input)
{
m_compilerStack.reset(false);
Json::Value const& sources = _input["sources"];
if (!sources)
{
// @TODO report error
return Json::Value();
}
for (auto const& sourceName: sources.getMemberNames())
m_compilerStack.addSource(sourceName, sources[sourceName]["content"].asString());
// @TODO parse settings
bool optimize = false;
unsigned optimizeRuns = 200;
map<string, h160> libraries;
auto scannerFromSourceName = [&](string const& _sourceName) -> solidity::Scanner const& { return m_compilerStack.scanner(_sourceName); };
try
{
// @TODO check return value and parse errors
m_compilerStack.compile(optimize, optimizeRuns, libraries);
}
catch (Error const& _error)
{
if (_error.type() == Error::Type::DocstringParsingError)
cerr << "Documentation parsing error: " << *boost::get_error_info<errinfo_comment>(_error) << endl;
else
SourceReferenceFormatter::printExceptionInformation(cerr, _error, _error.typeName(), scannerFromSourceName);
return Json::Value();
}
catch (CompilerError const& _exception)
{
SourceReferenceFormatter::printExceptionInformation(cerr, _exception, "Compiler error", scannerFromSourceName);
return Json::Value();
}
catch (InternalCompilerError const& _exception)
{
cerr << "Internal compiler error during compilation:" << endl
<< boost::diagnostic_information(_exception);
return Json::Value();
}
catch (UnimplementedFeatureError const& _exception)
{
cerr << "Unimplemented feature:" << endl
<< boost::diagnostic_information(_exception);
return Json::Value();
}
catch (Exception const& _exception)
{
cerr << "Exception during compilation: " << boost::diagnostic_information(_exception) << endl;
return Json::Value();
}
catch (...)
{
cerr << "Unknown exception during compilation." << endl;
return Json::Value();
}
Json::Value output = Json::objectValue;
Json::Value contractsOutput = Json::objectValue;
for (string const& contractName: m_compilerStack.contractNames())
{
// ABI, documentation and metadata
Json::Value contractData(Json::objectValue);
contractData["abi"] = dev::jsonCompactPrint(m_compilerStack.metadata(contractName, DocumentationType::ABIInterface));
contractData["metadata"] = m_compilerStack.onChainMetadata(contractName);
contractData["userdoc"] = dev::jsonCompactPrint(m_compilerStack.metadata(contractName, DocumentationType::NatspecUser));
contractData["devdoc"] = dev::jsonCompactPrint(m_compilerStack.metadata(contractName, DocumentationType::NatspecDev));
// EVM
Json::Value evmData(Json::objectValue);
// @TODO: add ir
// @TODO: add assembly
// @TODO: add legacyAssemblyJSON
evmData["opcodes"] = solidity::disassemble(m_compilerStack.object(contractName).bytecode);
// @TODO: add methodIdentifiers
// @TODO: add gasEstimates
// EVM bytecode
Json::Value bytecode(Json::objectValue);
bytecode["object"] = m_compilerStack.object(contractName).toHex();
auto sourceMap = m_compilerStack.sourceMapping(contractName);
bytecode["sourceMap"] = sourceMap ? *sourceMap : "";
// @TODO: add linkReferences
evmData["bytecode"] = bytecode;
// EVM deployed bytecode
Json::Value deployedBytecode(Json::objectValue);
deployedBytecode["object"] = m_compilerStack.runtimeObject(contractName).toHex();
auto runtimeSourceMap = m_compilerStack.runtimeSourceMapping(contractName);
deployedBytecode["sourceMap"] = runtimeSourceMap ? *runtimeSourceMap : "";
// @TODO: add linkReferences
evmData["deployedBytecode"] = deployedBytecode;
contractData["evm"] = evmData;
contractsOutput[contractName] = contractData;
}
output["contracts"] = Json::objectValue;
output["contracts"][""] = contractsOutput;
return output;
}
string StandardCompiler::compile(string const& _input)
{
Json::Value input;
if (!Json::Reader().parse(_input, input, false))
{
return "{\"errors\":\"[{\"type\":\"JSONError\",\"component\":\"general\",\"severity\":\"error\",\"message\":\"Error parsing input JSON.\"}]}";
}
// cout << "Input: " << input.toStyledString() << endl;
Json::Value output = compile(input);
// cout << "Output: " << output.toStyledString() << endl;
try
{
return jsonCompactPrint(output);
}
catch(...)
{
return "{\"errors\":\"[{\"type\":\"JSONError\",\"component\":\"general\",\"severity\":\"error\",\"message\":\"Error writing output JSON.\"}]}";
}
}