Generic AST walker.

1 files changed, 52 insertions, 0 deletions

diff --git a/libjulia/optimiser/NameCollector.h b/libjulia/optimiser/NameCollector.h
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+++ b/libjulia/optimiser/NameCollector.h
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+/*
+	This file is part of solidity.
+
+	solidity 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.
+
+	solidity 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 solidity.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * Specific AST walker that collects all defined names.
+ */
+
+#pragma once
+
+#include <libjulia/optimiser/ASTWalker.h>
+
+#include <string>
+#include <map>
+#include <set>
+
+namespace dev
+{
+namespace julia
+{
+
+/**
+ * Specific AST walker that collects all defined names.
+ */
+class NameCollector: public ASTWalker
+{
+public:
+	using ASTWalker::operator ();
+	virtual void operator()(VariableDeclaration const& _varDecl) override;
+	virtual void operator()(FunctionDefinition const& _funDef) override;
+
+	std::set<std::string> const& names() const { return m_names; }
+	std::map<std::string, FunctionDefinition const*> const& functions() const { return m_functions; }
+private:
+	std::set<std::string> m_names;
+	std::map<std::string, FunctionDefinition const*> m_functions;
+};
+
+}
+}