mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
877aa91c57
ExpressionStatement functions as glue between Statements and Expressions. This way it is possible to detect when the border between statements and expressions is crossed while walking the AST. Note that ExpressionStatement is not the only border, almost every statement can contains expressions.
134 lines
3.3 KiB
C++
134 lines
3.3 KiB
C++
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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cpp-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @author Christian <c@ethdev.com>
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* @date 2014
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* Solidity commandline compiler.
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*/
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#include <string>
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#include <iostream>
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#include <libdevcore/Common.h>
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#include <libdevcore/CommonData.h>
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#include <libdevcore/CommonIO.h>
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#include <libsolidity/Scanner.h>
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#include <libsolidity/Parser.h>
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#include <libsolidity/ASTPrinter.h>
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#include <libsolidity/NameAndTypeResolver.h>
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#include <libsolidity/Exceptions.h>
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#include <libsolidity/Compiler.h>
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#include <libsolidity/SourceReferenceFormatter.h>
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using namespace std;
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using namespace dev;
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using namespace solidity;
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void help()
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{
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cout << "Usage solc [OPTIONS] <file>" << endl
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<< "Options:" << endl
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<< " -h,--help Show this help message and exit." << endl
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<< " -V,--version Show the version and exit." << endl;
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exit(0);
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}
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void version()
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{
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cout << "solc, the solidity complier commandline interface " << dev::Version << endl
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<< " by Christian <c@ethdev.com>, (c) 2014." << endl
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<< "Build: " << DEV_QUOTED(ETH_BUILD_PLATFORM) << "/" << DEV_QUOTED(ETH_BUILD_TYPE) << endl;
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exit(0);
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}
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int main(int argc, char** argv)
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{
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string infile;
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for (int i = 1; i < argc; ++i)
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{
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string arg = argv[i];
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if (arg == "-h" || arg == "--help")
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help();
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else if (arg == "-V" || arg == "--version")
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version();
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else
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infile = argv[i];
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}
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string sourceCode;
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if (infile.empty())
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{
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string s;
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while (!cin.eof())
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{
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getline(cin, s);
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sourceCode.append(s);
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}
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}
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else
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sourceCode = asString(dev::contents(infile));
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ASTPointer<ContractDefinition> ast;
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shared_ptr<Scanner> scanner = make_shared<Scanner>(CharStream(sourceCode));
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Parser parser;
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try
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{
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ast = parser.parse(scanner);
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}
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catch (ParserError const& exception)
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{
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SourceReferenceFormatter::printExceptionInformation(cerr, exception, "Parser error", *scanner);
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return -1;
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}
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NameAndTypeResolver resolver;
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try
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{
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resolver.resolveNamesAndTypes(*ast.get());
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}
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catch (DeclarationError const& exception)
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{
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SourceReferenceFormatter::printExceptionInformation(cerr, exception, "Declaration error", *scanner);
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return -1;
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}
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catch (TypeError const& exception)
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{
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SourceReferenceFormatter::printExceptionInformation(cerr, exception, "Type error", *scanner);
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return -1;
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}
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cout << "Syntax tree for the contract:" << endl;
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dev::solidity::ASTPrinter printer(ast, sourceCode);
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printer.print(cout);
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bytes instructions;
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try
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{
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instructions = Compiler::compile(*ast);
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}
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catch (CompilerError const& exception)
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{
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SourceReferenceFormatter::printExceptionInformation(cerr, exception, "Compiler error", *scanner);
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return -1;
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}
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cout << "EVM assembly: " << endl;
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cout << eth::disassemble(instructions) << endl;
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cout << "Binary: " << toHex(instructions) << endl;
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return 0;
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}
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