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Style improvements and succinctness in solc main.cpp

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This commit is contained in:
Lefteris Karapetsas 2014-12-09 12:05:32 +01:00
parent 88cbcdf98a
commit 63e9b3940c
1 changed files with 73 additions and 59 deletions
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132
main.cpp
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@ -60,12 +60,18 @@ enum class OutputType
BOTH
};
#define outputTypeStr "Legal values:\n"\
"\tstdout: Print it to standard output\n"\
"\tfile: Print it to a file with same name\n"\
"\tboth: Print both to a file and the stdout\n"
static inline bool outputToFile(OutputType type)
{
return type == OutputType::FILE || type == OutputType::BOTH;
}
std::istream& operator>>(std::istream& _in, OutputType& io_output)
static inline bool outputToStdout(OutputType type)
{
return type == OutputType::STDOUT || type == OutputType::BOTH;
}
static std::istream& operator>>(std::istream& _in, OutputType& io_output)
{
std::string token;
_in >> token;
@ -81,16 +87,16 @@ std::istream& operator>>(std::istream& _in, OutputType& io_output)
}
static void handleBytecode(po::variables_map const& vm,
char const* _argName,
string const& _argName,
string const& _title,
string const& _contract,
CompilerStack&_compiler,
CompilerStack& _compiler,
string const& _suffix)
{
if (vm.count(_argName))
{
auto choice = vm[_argName].as<OutputType>();
if (choice != OutputType::FILE)
if (outputToStdout(choice))
{
cout << _title << endl;
if (_suffix == "opcodes")
@ -99,7 +105,7 @@ static void handleBytecode(po::variables_map const& vm,
cout << toHex(_compiler.getBytecode(_contract)) << endl;
}
if (choice != OutputType::STDOUT)
if (outputToFile(choice))
{
ofstream outFile(_contract + _suffix);
if (_suffix == "opcodes")
@ -111,7 +117,7 @@ static void handleBytecode(po::variables_map const& vm,
}
}
static void handleJson(po::variables_map const& _vm,
static void handleJson(po::variables_map const& _args,
DocumentationType _type,
string const& _contract,
CompilerStack&_compiler)
@ -141,16 +147,16 @@ static void handleJson(po::variables_map const& _vm,
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unknown documentation _type"));
}
if (_vm.count(argName.c_str()))
if (_args.count(argName))
{
auto choice = _vm[argName.c_str()].as<OutputType>();
if (choice != OutputType::FILE)
auto choice = _args[argName].as<OutputType>();
if (outputToStdout(choice))
{
cout << title << endl;
cout << _compiler.getJsonDocumentation(_contract, _type);
}
if (choice != OutputType::STDOUT)
if (outputToFile(choice))
{
ofstream outFile(_contract + suffix);
outFile << _compiler.getJsonDocumentation(_contract, _type);
@ -159,71 +165,78 @@ static void handleJson(po::variables_map const& _vm,
}
}
static inline bool argToStdout(po::variables_map const& _vm, const char* _name)
static inline bool argToStdout(po::variables_map const& _args, const char* _name)
{
return _vm.count(_name) && _vm[_name].as<OutputType>() != OutputType::FILE;
return _args.count(_name) && _args[_name].as<OutputType>() != OutputType::FILE;
}
static bool needStdout(po::variables_map const& _vm)
static bool needStdout(po::variables_map const& _args)
{
return argToStdout(_vm, "abi") || argToStdout(_vm, "natspec-user") || argToStdout(_vm, "natspec-dev") ||
argToStdout(_vm, "asm") || argToStdout(_vm, "opcodes") || argToStdout(_vm, "binary");
return argToStdout(_args, "abi") || argToStdout(_args, "natspec-user") || argToStdout(_args, "natspec-dev") ||
argToStdout(_args, "asm") || argToStdout(_args, "opcodes") || argToStdout(_args, "binary");
}
int main(int argc, char** argv)
{
#define OUTPUT_TYPE_STR "Legal values:\n" \
"\tstdout: Print it to standard output\n" \
"\tfile: Print it to a file with same name\n" \
"\tboth: Print both to a file and the stdout\n"
// Declare the supported options.
po::options_description desc("Allowed options");
desc.add_options()
("help", "Show help message and exit")
("version", "Show version and exit")
("optimize", po::value<bool>()->default_value(false), "Optimize bytecode for size")
("input-file", po::value<vector<string>>(), "input file")
("ast", po::value<OutputType>(),
"Request to output the AST of the contract. " outputTypeStr)
("asm", po::value<OutputType>(),
"Request to output the EVM assembly of the contract. " outputTypeStr)
("opcodes", po::value<OutputType>(),
"Request to output the Opcodes of the contract. " outputTypeStr)
("binary", po::value<OutputType>(),
"Request to output the contract in binary (hexadecimal). " outputTypeStr)
("abi", po::value<OutputType>(),
"Request to output the contract's ABI interface. " outputTypeStr)
("natspec-user", po::value<OutputType>(),
"Request to output the contract's Natspec user documentation. " outputTypeStr)
("natspec-dev", po::value<OutputType>(),
"Request to output the contract's Natspec developer documentation. " outputTypeStr);
("help", "Show help message and exit")
("version", "Show version and exit")
("optimize", po::value<bool>()->default_value(false), "Optimize bytecode for size")
("input-file", po::value<vector<string>>(), "input file")
("ast", po::value<OutputType>(),
"Request to output the AST of the contract. " OUTPUT_TYPE_STR)
("asm", po::value<OutputType>(),
"Request to output the EVM assembly of the contract. " OUTPUT_TYPE_STR)
("opcodes", po::value<OutputType>(),
"Request to output the Opcodes of the contract. " OUTPUT_TYPE_STR)
("binary", po::value<OutputType>(),
"Request to output the contract in binary (hexadecimal). " OUTPUT_TYPE_STR)
("abi", po::value<OutputType>(),
"Request to output the contract's ABI interface. " OUTPUT_TYPE_STR)
("natspec-user", po::value<OutputType>(),
"Request to output the contract's Natspec user documentation. " OUTPUT_TYPE_STR)
("natspec-dev", po::value<OutputType>(),
"Request to output the contract's Natspec developer documentation. " OUTPUT_TYPE_STR);
#undef OUTPUT_TYPE_STR
// All positional options should be interpreted as input files
po::positional_options_description p;
p.add("input-file", -1);
// parse the compiler arguments
po::variables_map vm;
po::variables_map args;
try
{
po::store(po::command_line_parser(argc, argv).options(desc).positional(p).allow_unregistered().run(), vm);
po::store(po::command_line_parser(argc, argv).options(desc).positional(p).allow_unregistered().run(), args);
}
catch (po::error const& exception)
{
cout << exception.what() << endl;
return -1;
}
po::notify(vm);
po::notify(args);
if (vm.count("help")) {
if (args.count("help"))
{
cout << desc;
return 0;
}
if (vm.count("version")) {
if (args.count("version"))
{
version();
return 0;
}
// create a map of input files to source code strings
map<string, string> sourceCodes;
if (!vm.count("input-file"))
if (!args.count("input-file"))
{
string s;
while (!cin.eof())
@ -233,7 +246,7 @@ int main(int argc, char** argv)
}
}
else
for (string const& infile: vm["input-file"].as<vector<string>>())
for (string const& infile: args["input-file"].as<vector<string>>())
sourceCodes[infile] = asString(dev::contents(infile));
// parse the files
@ -242,7 +255,8 @@ int main(int argc, char** argv)
{
for (auto const& sourceCode: sourceCodes)
compiler.addSource(sourceCode.first, sourceCode.second);
compiler.compile( vm["optimize"].as<bool>());
// TODO: Perhaps we should not compile unless requested
compiler.compile(args["optimize"].as<bool>());
}
catch (ParserError const& exception)
{
@ -284,10 +298,10 @@ int main(int argc, char** argv)
/* -- act depending on the provided arguments -- */
// do we need AST output?
if (vm.count("ast"))
if (args.count("ast"))
{
auto choice = vm["ast"].as<OutputType>();
if (choice != OutputType::FILE)
auto choice = args["ast"].as<OutputType>();
if (outputToStdout(choice))
{
cout << "Syntax trees:" << endl << endl;
for (auto const& sourceCode: sourceCodes)
@ -298,7 +312,7 @@ int main(int argc, char** argv)
}
}
if (choice != OutputType::STDOUT)
if (outputToFile(choice))
{
for (auto const& sourceCode: sourceCodes)
{
@ -314,20 +328,20 @@ int main(int argc, char** argv)
vector<string> contracts = compiler.getContractNames();
for (string const& contract: contracts)
{
if (needStdout(vm))
if (needStdout(args))
cout << endl << "======= " << contract << " =======" << endl;
// do we need EVM assembly?
if (vm.count("asm"))
if (args.count("asm"))
{
auto choice = vm["asm"].as<OutputType>();
if (choice != OutputType::FILE)
auto choice = args["asm"].as<OutputType>();
if (outputToStdout(choice))
{
cout << "EVM assembly:" << endl;
compiler.streamAssembly(cout, contract);
}
if (choice != OutputType::STDOUT)
if (outputToFile(choice))
{
ofstream outFile(contract + ".evm");
compiler.streamAssembly(outFile, contract);
@ -335,11 +349,11 @@ int main(int argc, char** argv)
}
}
handleBytecode(vm, "opcodes", "Opcodes:", contract, compiler, ".opcodes");
handleBytecode(vm, "binary", "Binary:", contract, compiler, ".binary");
handleJson(vm, DocumentationType::ABI_INTERFACE, contract, compiler);
handleJson(vm, DocumentationType::NATSPEC_DEV, contract, compiler);
handleJson(vm, DocumentationType::NATSPEC_USER, contract, compiler);
handleBytecode(args, "opcodes", "Opcodes:", contract, compiler, ".opcodes");
handleBytecode(args, "binary", "Binary:", contract, compiler, ".binary");
handleJson(args, DocumentationType::ABI_INTERFACE, contract, compiler);
handleJson(args, DocumentationType::NATSPEC_DEV, contract, compiler);
handleJson(args, DocumentationType::NATSPEC_USER, contract, compiler);
} // end of contracts iteration
return 0;