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authorchriseth <c@ethdev.com>2015-10-21 06:21:52 +0800
committerchriseth <c@ethdev.com>2015-10-21 06:46:01 +0800
commite3dffb611fe1736e3ffa170e6d8dc4dee17366bd (patch)
treeb2df13e7c4c16c01b6cdc7cd5c15932031185d95 /libsolidity/ASTUtils.h
parentd41f8b7ce702c3b25c48d27e2e895ccdcd04e4e0 (diff)
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diff --git a/libsolidity/ASTUtils.h b/libsolidity/ASTUtils.h
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-/*
- 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 2015
- * Utilities to work with the AST.
- */
-
-#pragma once
-
-#include <libevmasm/SourceLocation.h>
-#include <libsolidity/ASTVisitor.h>
-
-namespace dev
-{
-namespace solidity
-{
-
-class LocationFinder: private ASTConstVisitor
-{
-public:
- LocationFinder(SourceLocation const& _location, std::vector<ASTNode const*> _rootNodes):
- m_rootNodes(_rootNodes), m_location(_location)
- {
- }
-
- /// @returns the "closest" (in the sense of most-leafward) AST node which is a descendant of
- /// _node and whose source location contains _location.
- ASTNode const* leastUpperBound();
-
-private:
- bool visitNode(ASTNode const& _node);
-
- std::vector<ASTNode const*> m_rootNodes;
- SourceLocation m_location;
- ASTNode const* m_bestMatch = nullptr;
-};
-
-}
-}