Merge branch '2.8' into 3.3

* 2.8:
  Remove some unused variables, properties and methods
  [ExpressionLanguage] Fix parse error on 5.3
  [HttpKernel] remove noisy frame in controller stack traces
  [ExpressionLanguage] throw an SyntaxError instead of letting a undefined index notice
  Fix php doc in Table class
  bumped Symfony version to 2.8.33
  updated VERSION for 2.8.32
  updated CHANGELOG for 2.8.32
  bumped Symfony version to 2.7.40
  updated VERSION for 2.7.39
  update CONTRIBUTORS for 2.7.39
  updated CHANGELOG for 2.7.39

Author: nicolas-grekas

Tests/ExpressionLanguageTest.php

@@ -146,6 +146,16 @@ public function testShortCircuitOperatorsCompile($expression, array $names, $exp
         $this->assertSame($expected, $result);
     }
 
+    /**
+     * @expectedException \Symfony\Component\ExpressionLanguage\SyntaxError
+     * @expectedExceptionMessage Unexpected end of expression around position 6 for expression `node.`.
+     */
+    public function testParseThrowsInsteadOfNotice()
+    {
+        $expressionLanguage = new ExpressionLanguage();
+        $expressionLanguage->parse('node.', array('node'));
+    }
+
     public function shortCircuitProviderEvaluate()
     {
         $object = $this->getMockBuilder('stdClass')->setMethods(array('foo'))->getMock();

TokenStream.php

@@ -50,12 +50,12 @@ public function __toString()
      */
     public function next()
     {
+        ++$this->position;
+
         if (!isset($this->tokens[$this->position])) {
             throw new SyntaxError('Unexpected end of expression', $this->current->cursor, $this->expression);
         }
 
-        ++$this->position;
-
         $this->current = $this->tokens[$this->position];
     }