some updates to new parser

draft/Doctrine/Query/Production/AbstractSchemaName.php

@@ -49,22 +49,14 @@ class Doctrine_Query_Production_AbstractSchemaName extends Doctrine_Query_Produc
      */
     public function execute(array $params = array())
     {
-        $table = null;
         $token = $this->_parser->lookahead;
 
         if ($token['type'] === Doctrine_Query_Token::T_IDENTIFIER) {
-
-            $table = $this->_parser->getConnection()->getTable($token['value']);
-
-            if ($table === null) {
-                $this->_parser->logError('Table named "' . $name . '" does not exist.');
-            }
-
             $this->_parser->match(Doctrine_Query_Token::T_IDENTIFIER);
         } else {
             $this->_parser->logError('Identifier expected');
         }
 
-        return $table;
+        return $token;
     }
 }

draft/Doctrine/Query/Production/IdentificationVariable.php

@@ -15,5 +15,6 @@ class Doctrine_Query_Production_IdentificationVariable extends Doctrine_Query_Pr
             $this->error('"' . $name . '" is not a identification variable.');
         }
         */
+        return $token;
     }
 }

draft/Doctrine/Query/Production/IdentificationVariableDeclaration.php

@@ -6,11 +6,12 @@ class Doctrine_Query_Production_IdentificationVariableDeclaration extends Doctri
 {
     public function execute(array $params = array())
     {
-        $this->RangeVariableDeclaration();
+        $rangeVarDecl = $this->RangeVariableDeclaration();
 
         while ($this->_isNextToken(Doctrine_Query_Token::T_LEFT) ||
                $this->_isNextToken(Doctrine_Query_Token::T_INNER) ||
                $this->_isNextToken(Doctrine_Query_Token::T_JOIN)) {
+            
             $this->Join();
         }
     }

draft/Doctrine/Query/Production/Join.php

@@ -19,7 +19,7 @@ class Doctrine_Query_Production_Join extends Doctrine_Query_Production
 
         $this->_parser->match(Doctrine_Query_Token::T_JOIN);
 
-        $this->PathExpression();
+        $this->RangeVariableDeclaration();
 
         $this->_parser->match(Doctrine_Query_Token::T_AS);
         $this->_parser->match(Doctrine_Query_Token::T_IDENTIFIER);

draft/Doctrine/Query/Production/RangeVariableDeclaration.php

@@ -6,12 +6,15 @@ class Doctrine_Query_Production_RangeVariableDeclaration extends Doctrine_Query_
 {
     public function execute(array $params = array())
     {
-        $this->AbstractSchemaName();
+        $abstractSchemaName = $this->AbstractSchemaName();
 
         if ($this->_isNextToken(Doctrine_Query_Token::T_AS)) {
             $this->_parser->match(Doctrine_Query_Token::T_AS);
         }
 
-        $this->IdentificationVariable();
+        $identifier = $this->IdentificationVariable();
+        
+        return array('abstractSchemaName' => $abstractSchemaName,
+                     'identifier'         => $identifier);
     }
 }

draft/query-language.txt

@@ -36,8 +36,8 @@ UpdateItem = PathExpression "=" (Expression | "NULL")
 IdentificationVariableDeclaration = RangeVariableDeclaration {Join}
 RangeVariableDeclaration = AbstractSchemaName ["AS"] IdentificationVariable
 
-Join = ["LEFT" | "INNER"] "JOIN" PathExpression ["AS"] IdentificationVariable [("ON" | "WITH") ConditionalExpression] [IndexBy]
-IndexBy = "INDEXBY" PathExpression
+Join = ["LEFT" | "INNER"] "JOIN" RangeVariableDeclaration [("ON" | "WITH") ConditionalExpression] [IndexBy]
+IndexBy = "INDEX" "BY" PathExpression
 
 ConditionalExpression = ConditionalTerm {"OR" ConditionalTerm}
 ConditionalTerm       = ConditionalFactor {"AND" ConditionalFactor}