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[2.0] Implementation of StateField grammar rule. Updated SelectExpression AST node

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guilhermeblanco 2009-01-16 11:22:36 +00:00
parent 1ed287635a
commit f0a302ec8d
2 changed files with 52 additions and 1 deletions
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3
lib/Doctrine/ORM/Query/AST/SelectExpression.php
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@ -20,7 +20,8 @@
*/
/**
* SelectClause = "SELECT" ["DISTINCT"] SelectExpression {"," SelectExpression}
* SelectExpression ::= IdentificationVariable ["." "*"] | StateFieldPathExpression |
* (AggregateExpression | "(" Subselect ")") [["AS"] FieldAliasIdentificationVariable]
*
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL

50
lib/Doctrine/ORM/Query/Parser/StateField.php Normal file
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@ -0,0 +1,50 @@
<?php
/*
* $Id$
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.org>.
*/
/**
* StateField ::= {EmbeddedClassStateField "."}* SimpleStateField
*
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Janne Vanhala <jpvanhal@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link http://www.doctrine-doctrine.org
* @since 2.0
* @version $Revision$
*/
class Doctrine_ORM_Query_Parser_StateField extends Doctrine_ORM_Query_ParserRule
{
protected $_AST = null;
public function syntax()
{
// StateField ::= {EmbeddedClassStateField "."}* SimpleStateField
$this->_AST = $this->AST('StateField');
while ($this->_parser->lookahead['type'] == Doctrine_ORM_Query_Token::T_IDENTIFIER &&
$this->_isNextToken(Doctrine_ORM_Query_Token::T_DOT)) {
$this->_AST->addEmbeddedClassStateField($this->parse('EmbeddedClassStateField'));
$this->_parser->match(Doctrine_ORM_Query_Token::T_DOT);
}
$this->_AST->setSimpleStateField($this->parse('SimpleStateField'));
}
}