Name resolution.

1 files changed, 40 insertions, 0 deletions

diff --git a/NameAndTypeResolver.h b/NameAndTypeResolver.h
new file mode 100644
index 00000000..ca714ac2
--- /dev/null
+++ b/NameAndTypeResolver.h
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <map>
+
+#include <libsolidity/Scope.h>
+#include <libsolidity/ASTVisitor.h>
+
+namespace dev {
+namespace solidity {
+
+class NameAndTypeResolver
+{
+public:
+	NameAndTypeResolver();
+
+	void resolveNamesAndTypes(ContractDefinition& _contract);
+private:
+	class ScopeHelper; //< RIIA helper to open and close scopes
+
+	void reset();
+
+	void handleContract(ContractDefinition& _contract);
+	void handleFunction(FunctionDefinition& _function);
+	void handleFunctionBody(Block& _functionBody);
+	void registerVariablesInFunction(Block& _functionBody);
+	void resolveReferencesInFunction(Block& _functionBody);
+
+	void registerName(ASTString const& _name, ASTNode& _declaration);
+	ASTNode* getNameFromCurrentScope(ASTString const& _name, bool _recursive = true);
+
+	void enterNewSubScope(ASTNode& _node);
+	void closeCurrentScope();
+
+	Scope m_globalScope; // not part of the map
+	std::map<ASTNode*, Scope> m_scopes;
+
+	Scope* m_currentScope;
+};
+
+} }