From 328387d6d0a14143f1634df11036a91fad85cec9 Mon Sep 17 00:00:00 2001
From: Christian <c@ethdev.com>
Date: Wed, 3 Dec 2014 07:46:55 +0100
Subject: Import directive.

---
 AST.cpp | 69 +++++++++++++++++++++++++++++++++++++++--------------------------
 1 file changed, 41 insertions(+), 28 deletions(-)

(limited to 'AST.cpp')

diff --git a/AST.cpp b/AST.cpp
index 4bd0b2c0..697ffe8e 100644
--- a/AST.cpp
+++ b/AST.cpp
@@ -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())
-- 
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