[DBAL-407] Added syntax error exception detection for sqlite driver

lib/Doctrine/DBAL/DBALException.php

@@ -29,6 +29,7 @@ class DBALException extends \Exception
     const ERROR_BAD_FIELD_NAME = 6;
     const ERROR_NON_UNIQUE_FIELD_NAME = 7;
     const ERROR_NOT_UNIQUE = 8;
+    const ERROR_SYNTAX = 9;
 
     /**
      * @param string $method

lib/Doctrine/DBAL/Driver/PDOSqlite/Driver.php

@@ -148,6 +148,10 @@ class Driver implements \Doctrine\DBAL\Driver
                 if (strpos($exception->getMessage(), 'ambiguous column name') !== false) {
                     return DBALException::ERROR_NON_UNIQUE_FIELD_NAME;
                 }
+
+                if (strpos($exception->getMessage(), 'syntax error') !== false) {
+                    return DBALException::ERROR_SYNTAX;
+                }
         }
 
         return 0;

tests/Doctrine/Tests/DBAL/Functional/ExceptionTest.php

@@ -141,6 +141,21 @@ class ExceptionTest extends \Doctrine\Tests\DbalFunctionalTestCase
         $this->_conn->insert("unique_field_table", array('id' => 5));
     }
 
+    public function testSyntaxErrorException()
+    {
+        $table = new \Doctrine\DBAL\Schema\Table("syntax_error_table");
+        $table->addColumn('id', 'integer', array());
+        $table->setPrimaryKey(array('id'));
+
+        foreach ($this->_conn->getDatabasePlatform()->getCreateTableSQL($table) AS $sql) {
+            $this->_conn->executeQuery($sql);
+        }
+
+        $sql = 'SELECT id FRO syntax_error_table';
+        $this->setExpectedException('\Doctrine\DBAL\DBALException', null, DBALException::ERROR_SYNTAX);
+        $this->_conn->executeQuery($sql);
+    }
+
     protected function onNotSuccessfulTest(\Exception $e)
     {
         parent::onNotSuccessfulTest($e);