aboutsummaryrefslogtreecommitdiffstats
path: root/libsolidity/ast/ASTUtils.cpp
blob: e9b70b62f15c947069955f9c4fdfaf4c952565c3 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
/*
    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.
 */

#include <libsolidity/ast/ASTUtils.h>

using namespace std;
using namespace dev;
using namespace dev::solidity;



ASTNode const* LocationFinder::leastUpperBound()
{
    m_bestMatch = nullptr;
    for (ASTNode const* rootNode: m_rootNodes)
        rootNode->accept(*this);

    return m_bestMatch;
}

bool LocationFinder::visitNode(const ASTNode& _node)
{
    if (_node.location().contains(m_location))
    {
        m_bestMatch = &_node;
        return true;
    }
    return false;
}