64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
|
/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
|
||
|
|
* Use of this file is governed by the BSD 3-clause license that
|
||
|
|
* can be found in the LICENSE.txt file in the project root.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "misc/MurmurHash.h"
|
||
|
|
#include "Lexer.h"
|
||
|
|
#include "support/CPPUtils.h"
|
||
|
|
|
||
|
|
#include "atn/LexerIndexedCustomAction.h"
|
||
|
|
|
||
|
|
using namespace antlr4;
|
||
|
|
using namespace antlr4::atn;
|
||
|
|
using namespace antlr4::misc;
|
||
|
|
|
||
|
|
LexerIndexedCustomAction::LexerIndexedCustomAction(int offset, Ref<LexerAction> const& action)
|
||
|
|
: _offset(offset), _action(action) {
|
||
|
|
}
|
||
|
|
|
||
|
|
int LexerIndexedCustomAction::getOffset() const {
|
||
|
|
return _offset;
|
||
|
|
}
|
||
|
|
|
||
|
|
Ref<LexerAction> LexerIndexedCustomAction::getAction() const {
|
||
|
|
return _action;
|
||
|
|
}
|
||
|
|
|
||
|
|
LexerActionType LexerIndexedCustomAction::getActionType() const {
|
||
|
|
return _action->getActionType();
|
||
|
|
}
|
||
|
|
|
||
|
|
bool LexerIndexedCustomAction::isPositionDependent() const {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void LexerIndexedCustomAction::execute(Lexer *lexer) {
|
||
|
|
// assume the input stream position was properly set by the calling code
|
||
|
|
_action->execute(lexer);
|
||
|
|
}
|
||
|
|
|
||
|
|
size_t LexerIndexedCustomAction::hashCode() const {
|
||
|
|
size_t hash = MurmurHash::initialize();
|
||
|
|
hash = MurmurHash::update(hash, _offset);
|
||
|
|
hash = MurmurHash::update(hash, _action);
|
||
|
|
return MurmurHash::finish(hash, 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool LexerIndexedCustomAction::operator == (const LexerAction &obj) const {
|
||
|
|
if (&obj == this) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
const LexerIndexedCustomAction *action = dynamic_cast<const LexerIndexedCustomAction *>(&obj);
|
||
|
|
if (action == nullptr) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return _offset == action->_offset && *_action == *action->_action;
|
||
|
|
}
|
||
|
|
|
||
|
|
std::string LexerIndexedCustomAction::toString() const {
|
||
|
|
return antlrcpp::toString(this);
|
||
|
|
}
|