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Import directive.

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This commit is contained in:
Christian
2014-12-03 10:44:46 +01:00
parent 9dadeea377
commit 328387d6d0
10 changed files with 182 additions and 77 deletions
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AST.cpp
+41 -28
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@@ -33,6 +33,19 @@ namespace dev
namespace solidity
{
void SourceUnit::accept(ASTVisitor& _visitor)
{
if (_visitor.visit(*this))
listAccept(m_nodes, _visitor);
_visitor.endVisit(*this);
}
void ImportDirective::accept(ASTVisitor& _visitor)
{
_visitor.visit(*this);
_visitor.endVisit(*this);
}
void ContractDefinition::accept(ASTVisitor& _visitor)
{
if (_visitor.visit(*this))
@@ -57,34 +70,6 @@ void StructDefinition::checkValidityOfMembers()
checkRecursion();
}
void StructDefinition::checkMemberTypes()
{
for (ASTPointer<VariableDeclaration> const& member: getMembers())
if (!member->getType()->canBeStored())
BOOST_THROW_EXCEPTION(member->createTypeError("Type cannot be used in struct."));
}
void StructDefinition::checkRecursion()
{
set<StructDefinition const*> definitionsSeen;
vector<StructDefinition const*> queue = {this};
while (!queue.empty())
{
StructDefinition const* def = queue.back();
queue.pop_back();
if (definitionsSeen.count(def))
BOOST_THROW_EXCEPTION(ParserError() << errinfo_sourceLocation(def->getLocation())
<< errinfo_comment("Recursive struct definition."));
definitionsSeen.insert(def);
for (ASTPointer<VariableDeclaration> const& member: def->getMembers())
if (member->getType()->getCategory() == Type::Category::STRUCT)
{
UserDefinedTypeName const& typeName = dynamic_cast<UserDefinedTypeName&>(*member->getTypeName());
queue.push_back(&dynamic_cast<StructDefinition const&>(*typeName.getReferencedDeclaration()));
}
}
}
void ParameterList::accept(ASTVisitor& _visitor)
{
if (_visitor.visit(*this))
@@ -312,6 +297,34 @@ vector<FunctionDefinition const*> ContractDefinition::getInterfaceFunctions() co
return exportedFunctions;
}
void StructDefinition::checkMemberTypes()
{
for (ASTPointer<VariableDeclaration> const& member: getMembers())
if (!member->getType()->canBeStored())
BOOST_THROW_EXCEPTION(member->createTypeError("Type cannot be used in struct."));
}
void StructDefinition::checkRecursion()
{
set<StructDefinition const*> definitionsSeen;
vector<StructDefinition const*> queue = {this};
while (!queue.empty())
{
StructDefinition const* def = queue.back();
queue.pop_back();
if (definitionsSeen.count(def))
BOOST_THROW_EXCEPTION(ParserError() << errinfo_sourceLocation(def->getLocation())
<< errinfo_comment("Recursive struct definition."));
definitionsSeen.insert(def);
for (ASTPointer<VariableDeclaration> const& member: def->getMembers())
if (member->getType()->getCategory() == Type::Category::STRUCT)
{
UserDefinedTypeName const& typeName = dynamic_cast<UserDefinedTypeName&>(*member->getTypeName());
queue.push_back(&dynamic_cast<StructDefinition const&>(*typeName.getReferencedDeclaration()));
}
}
}
void FunctionDefinition::checkTypeRequirements()
{
for (ASTPointer<VariableDeclaration> const& var: getParameters() + getReturnParameters())