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Multi-source and multi-contract compiler.

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This commit is contained in:
Christian
2014-12-03 18:51:59 +01:00
parent 328387d6d0
commit 254df50fea
11 changed files with 248 additions and 97 deletions
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CompilerStack.h
+45 -16
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@@ -25,6 +25,7 @@
#include <ostream>
#include <string>
#include <memory>
#include <boost/noncopyable.hpp>
#include <libdevcore/Common.h>
namespace dev {
@@ -33,53 +34,81 @@ namespace solidity {
// forward declarations
class Scanner;
class SourceUnit;
class ContractDefinition;
class Compiler;
class GlobalContext;
class ContractDefinition;
/**
* 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
class CompilerStack: boost::noncopyable
{
public:
CompilerStack() {}
void reset() { *this = CompilerStack(); }
CompilerStack(): m_parseSuccessful(false) {}
/// Adds a source object (e.g. file) to the parser. After this, parse has to be called again.
void addSource(std::string const& _name, std::string const& _content);
void setSource(std::string const& _sourceCode);
/// Parses all source units that were added
void parse();
/// Sets the given source code as the only source unit and parses it.
void parse(std::string const& _sourceCode);
/// Compiles the contract that was previously parsed.
bytes const& compile(bool _optimize = false);
/// Compiles the source units that were prevously added and parsed.
void compile(bool _optimize = false);
/// Parses and compiles the given source code.
/// @returns the compiled bytecode
bytes const& compile(std::string const& _sourceCode, bool _optimize = false);
bytes const& getBytecode() const { return m_bytecode; }
bytes const& getBytecode(std::string const& _contractName = "");
/// Streams a verbose version of the assembly to @a _outStream.
/// Prerequisite: Successful compilation.
void streamAssembly(std::ostream& _outStream);
void streamAssembly(std::ostream& _outStream, std::string const& _contractName = "");
/// Returns a string representing the contract interface in JSON.
/// Prerequisite: Successful call to parse or compile.
std::string const& getInterface();
std::string const& getInterface(std::string const& _contractName = "");
/// Returns the previously used scanner, useful for counting lines during error reporting.
Scanner const& getScanner() const { return *m_scanner; }
SourceUnit& getAST() const { return *m_sourceUnitASTNode; }
Scanner const& getScanner(std::string const& _sourceName = "");
SourceUnit& getAST(std::string const& _sourceName = "");
/// 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<GlobalContext> m_globalContext;
std::shared_ptr<SourceUnit> m_sourceUnitASTNode;
/**
* Information pertaining to one source unit, filled gradually during parsing and compilation.
*/
struct Source
{
std::shared_ptr<Scanner> scanner;
std::shared_ptr<SourceUnit> ast;
std::string interface;
void reset() { scanner.reset(); ast.reset(); interface.clear(); }
};
struct Contract
{
ContractDefinition const* contract;
std::string interface;
std::shared_ptr<Compiler> compiler;
bytes bytecode;
};
void reset(bool _keepSources = false);
void resolveImports();
Contract& getContract(std::string const& _contractName = "");
Source& getSource(std::string const& _sourceName = "");
bool m_parseSuccessful;
std::string m_interface;
std::map<std::string, Source> m_sources;
std::shared_ptr<GlobalContext> m_globalContext;
std::shared_ptr<Compiler> m_compiler;
bytes m_bytecode;
std::vector<Source const*> m_sourceOrder;
std::map<std::string, Contract> m_contracts;
};
}