Merge pull request #163 from chriseth/fileReorg

File reorganisation.

1 files changed, 365 insertions, 0 deletions

diff --git a/libsolidity/ast/AST.cpp b/libsolidity/ast/AST.cpp
new file mode 100644
index 00000000..71d80a36
--- /dev/null
+++ b/libsolidity/ast/AST.cpp
@@ -0,0 +1,365 @@
+/*
+    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
+ * Solidity abstract syntax tree.
+ */
+
+#include <algorithm>
+#include <functional>
+#include <libsolidity/interface/Utils.h>
+#include <libsolidity/ast/AST.h>
+#include <libsolidity/ast/ASTVisitor.h>
+#include <libsolidity/interface/Exceptions.h>
+#include <libsolidity/ast/AST_accept.h>
+
+#include <libdevcore/SHA3.h>
+
+using namespace std;
+using namespace dev;
+using namespace dev::solidity;
+
+ASTNode::ASTNode(SourceLocation const& _location):
+	m_location(_location)
+{
+}
+
+ASTNode::~ASTNode()
+{
+	delete m_annotation;
+}
+
+ASTAnnotation& ASTNode::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new ASTAnnotation();
+	return *m_annotation;
+}
+
+Error ASTNode::createTypeError(string const& _description) const
+{
+	return Error(Error::Type::TypeError) << errinfo_sourceLocation(location()) << errinfo_comment(_description);
+}
+
+map<FixedHash<4>, FunctionTypePointer> ContractDefinition::interfaceFunctions() const
+{
+	auto exportedFunctionList = interfaceFunctionList();
+
+	map<FixedHash<4>, FunctionTypePointer> exportedFunctions;
+	for (auto const& it: exportedFunctionList)
+		exportedFunctions.insert(it);
+
+	solAssert(
+		exportedFunctionList.size() == exportedFunctions.size(),
+		"Hash collision at Function Definition Hash calculation"
+	);
+
+	return exportedFunctions;
+}
+
+FunctionDefinition const* ContractDefinition::constructor() const
+{
+	for (ASTPointer<FunctionDefinition> const& f: m_definedFunctions)
+		if (f->isConstructor())
+			return f.get();
+	return nullptr;
+}
+
+FunctionDefinition const* ContractDefinition::fallbackFunction() const
+{
+	for (ContractDefinition const* contract: annotation().linearizedBaseContracts)
+		for (ASTPointer<FunctionDefinition> const& f: contract->definedFunctions())
+			if (f->name().empty())
+				return f.get();
+	return nullptr;
+}
+
+vector<ASTPointer<EventDefinition>> const& ContractDefinition::interfaceEvents() const
+{
+	if (!m_interfaceEvents)
+	{
+		set<string> eventsSeen;
+		m_interfaceEvents.reset(new vector<ASTPointer<EventDefinition>>());
+		for (ContractDefinition const* contract: annotation().linearizedBaseContracts)
+			for (ASTPointer<EventDefinition> const& e: contract->events())
+				if (eventsSeen.count(e->name()) == 0)
+				{
+					eventsSeen.insert(e->name());
+					m_interfaceEvents->push_back(e);
+				}
+	}
+	return *m_interfaceEvents;
+}
+
+vector<pair<FixedHash<4>, FunctionTypePointer>> const& ContractDefinition::interfaceFunctionList() const
+{
+	if (!m_interfaceFunctionList)
+	{
+		set<string> functionsSeen;
+		set<string> signaturesSeen;
+		m_interfaceFunctionList.reset(new vector<pair<FixedHash<4>, FunctionTypePointer>>());
+		for (ContractDefinition const* contract: annotation().linearizedBaseContracts)
+		{
+			vector<FunctionTypePointer> functions;
+			for (ASTPointer<FunctionDefinition> const& f: contract->definedFunctions())
+				if (f->isPartOfExternalInterface())
+					functions.push_back(make_shared<FunctionType>(*f, false));
+			for (ASTPointer<VariableDeclaration> const& v: contract->stateVariables())
+				if (v->isPartOfExternalInterface())
+					functions.push_back(make_shared<FunctionType>(*v));
+			for (FunctionTypePointer const& fun: functions)
+			{
+				if (!fun->interfaceFunctionType())
+					// Fails hopefully because we already registered the error
+					continue;
+				string functionSignature = fun->externalSignature();
+				if (signaturesSeen.count(functionSignature) == 0)
+				{
+					signaturesSeen.insert(functionSignature);
+					FixedHash<4> hash(dev::sha3(functionSignature));
+					m_interfaceFunctionList->push_back(make_pair(hash, fun));
+				}
+			}
+		}
+	}
+	return *m_interfaceFunctionList;
+}
+
+string const& ContractDefinition::devDocumentation() const
+{
+	return m_devDocumentation;
+}
+
+string const& ContractDefinition::userDocumentation() const
+{
+	return m_userDocumentation;
+}
+
+void ContractDefinition::setDevDocumentation(string const& _devDocumentation)
+{
+	m_devDocumentation = _devDocumentation;
+}
+
+void ContractDefinition::setUserDocumentation(string const& _userDocumentation)
+{
+	m_userDocumentation = _userDocumentation;
+}
+
+
+vector<Declaration const*> const& ContractDefinition::inheritableMembers() const
+{
+	if (!m_inheritableMembers)
+	{
+		set<string> memberSeen;
+		m_inheritableMembers.reset(new vector<Declaration const*>());
+		auto addInheritableMember = [&](Declaration const* _decl)
+		{
+			if (memberSeen.count(_decl->name()) == 0 && _decl->isVisibleInDerivedContracts())
+			{
+				memberSeen.insert(_decl->name());
+				m_inheritableMembers->push_back(_decl);
+			}
+		};
+
+		for (ASTPointer<FunctionDefinition> const& f: definedFunctions())
+			addInheritableMember(f.get());
+
+		for (ASTPointer<VariableDeclaration> const& v: stateVariables())
+			addInheritableMember(v.get());
+
+		for (ASTPointer<StructDefinition> const& s: definedStructs())
+			addInheritableMember(s.get());
+	}
+	return *m_inheritableMembers;
+}
+
+TypePointer ContractDefinition::type(ContractDefinition const* m_currentContract) const
+{
+	return make_shared<TypeType>(make_shared<ContractType>(*this), m_currentContract);
+}
+
+ContractDefinitionAnnotation& ContractDefinition::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new ContractDefinitionAnnotation();
+	return static_cast<ContractDefinitionAnnotation&>(*m_annotation);
+}
+
+TypeNameAnnotation& TypeName::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new TypeNameAnnotation();
+	return static_cast<TypeNameAnnotation&>(*m_annotation);
+}
+
+TypePointer StructDefinition::type(ContractDefinition const*) const
+{
+	return make_shared<TypeType>(make_shared<StructType>(*this));
+}
+
+TypeDeclarationAnnotation& StructDefinition::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new TypeDeclarationAnnotation();
+	return static_cast<TypeDeclarationAnnotation&>(*m_annotation);
+}
+
+TypePointer EnumValue::type(ContractDefinition const*) const
+{
+	auto parentDef = dynamic_cast<EnumDefinition const*>(scope());
+	solAssert(parentDef, "Enclosing Scope of EnumValue was not set");
+	return make_shared<EnumType>(*parentDef);
+}
+
+TypePointer EnumDefinition::type(ContractDefinition const*) const
+{
+	return make_shared<TypeType>(make_shared<EnumType>(*this));
+}
+
+TypeDeclarationAnnotation& EnumDefinition::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new TypeDeclarationAnnotation();
+	return static_cast<TypeDeclarationAnnotation&>(*m_annotation);
+}
+
+TypePointer FunctionDefinition::type(ContractDefinition const*) const
+{
+	return make_shared<FunctionType>(*this);
+}
+
+string FunctionDefinition::externalSignature() const
+{
+	return FunctionType(*this).externalSignature();
+}
+
+TypePointer ModifierDefinition::type(ContractDefinition const*) const
+{
+	return make_shared<ModifierType>(*this);
+}
+
+TypePointer EventDefinition::type(ContractDefinition const*) const
+{
+	return make_shared<FunctionType>(*this);
+}
+
+UserDefinedTypeNameAnnotation& UserDefinedTypeName::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new UserDefinedTypeNameAnnotation();
+	return static_cast<UserDefinedTypeNameAnnotation&>(*m_annotation);
+}
+
+bool VariableDeclaration::isLValue() const
+{
+	// External function parameters and constant declared variables are Read-Only
+	return !isExternalCallableParameter() && !m_isConstant;
+}
+
+bool VariableDeclaration::isCallableParameter() const
+{
+	auto const* callable = dynamic_cast<CallableDeclaration const*>(scope());
+	if (!callable)
+		return false;
+	for (auto const& variable: callable->parameters())
+		if (variable.get() == this)
+			return true;
+	if (callable->returnParameterList())
+		for (auto const& variable: callable->returnParameterList()->parameters())
+			if (variable.get() == this)
+				return true;
+	return false;
+}
+
+bool VariableDeclaration::isExternalCallableParameter() const
+{
+	auto const* callable = dynamic_cast<CallableDeclaration const*>(scope());
+	if (!callable || callable->visibility() != Declaration::Visibility::External)
+		return false;
+	for (auto const& variable: callable->parameters())
+		if (variable.get() == this)
+			return true;
+	return false;
+}
+
+bool VariableDeclaration::canHaveAutoType() const
+{
+	auto const* callable = dynamic_cast<CallableDeclaration const*>(scope());
+	return (!!callable && !isCallableParameter());
+}
+
+TypePointer VariableDeclaration::type(ContractDefinition const*) const
+{
+	return annotation().type;
+}
+
+VariableDeclarationAnnotation& VariableDeclaration::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new VariableDeclarationAnnotation();
+	return static_cast<VariableDeclarationAnnotation&>(*m_annotation);
+}
+
+ReturnAnnotation& Return::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new ReturnAnnotation();
+	return static_cast<ReturnAnnotation&>(*m_annotation);
+}
+
+VariableDeclarationStatementAnnotation& VariableDeclarationStatement::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new VariableDeclarationStatementAnnotation();
+	return static_cast<VariableDeclarationStatementAnnotation&>(*m_annotation);
+}
+
+ExpressionAnnotation& Expression::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new ExpressionAnnotation();
+	return static_cast<ExpressionAnnotation&>(*m_annotation);
+}
+
+MemberAccessAnnotation& MemberAccess::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new MemberAccessAnnotation();
+	return static_cast<MemberAccessAnnotation&>(*m_annotation);
+}
+
+BinaryOperationAnnotation& BinaryOperation::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new BinaryOperationAnnotation();
+	return static_cast<BinaryOperationAnnotation&>(*m_annotation);
+}
+
+FunctionCallAnnotation& FunctionCall::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new FunctionCallAnnotation();
+	return static_cast<FunctionCallAnnotation&>(*m_annotation);
+}
+
+IdentifierAnnotation& Identifier::annotation() const
+{
+	if (!m_annotation)
+		m_annotation = new IdentifierAnnotation();
+	return static_cast<IdentifierAnnotation&>(*m_annotation);
+}