From 4977bb5d1bbf9e584331f2b18ff3ab8b34dd9284 Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Tue, 10 Jan 2017 07:15:15 -0800
Subject: [PATCH] removed obsolete code

---
 lib/Twig/Error/Loader.php                            |  7 +------
 lib/Twig/Node/Expression/NullCoalesce.php            |  2 +-
 lib/Twig/Test/NodeTestCase.php                       |  6 +-----
 test/Twig/Tests/Node/Expression/NullCoalesceTest.php | 11 +----------
 4 files changed, 4 insertions(+), 22 deletions(-)

diff --git a/lib/Twig/Error/Loader.php b/lib/Twig/Error/Loader.php
index dd514e703..3dcfe0d30 100644
--- a/lib/Twig/Error/Loader.php
+++ b/lib/Twig/Error/Loader.php
@@ -26,12 +26,7 @@ class Twig_Error_Loader extends Twig_Error
 {
     public function __construct($message, $lineno = -1, $source = null, Exception $previous = null)
     {
-        if (PHP_VERSION_ID < 50300) {
-            $this->previous = $previous;
-            Exception::__construct('');
-        } else {
-            Exception::__construct('', 0, $previous);
-        }
+        Exception::__construct('', 0, $previous);
         $this->appendMessage($message);
         $this->setTemplateLine(false);
     }
diff --git a/lib/Twig/Node/Expression/NullCoalesce.php b/lib/Twig/Node/Expression/NullCoalesce.php
index a75a3d3bc..b20e649a4 100644
--- a/lib/Twig/Node/Expression/NullCoalesce.php
+++ b/lib/Twig/Node/Expression/NullCoalesce.php
@@ -30,7 +30,7 @@ class Twig_Node_Expression_NullCoalesce extends Twig_Node_Expression_Conditional
          * cases might be implemented as an optimizer node visitor, but has not been done
          * as benefits are probably not worth the added complexity.
          */
-        if (PHP_VERSION_ID >= 70000 && $this->getNode('expr2') instanceof Twig_Node_Expression_Name) {
+        if ($this->getNode('expr2') instanceof Twig_Node_Expression_Name) {
             $this->getNode('expr2')->setAttribute('always_defined', true);
             $compiler
                 ->raw('((')
diff --git a/lib/Twig/Test/NodeTestCase.php b/lib/Twig/Test/NodeTestCase.php
index 53334f19c..0a3bbee36 100644
--- a/lib/Twig/Test/NodeTestCase.php
+++ b/lib/Twig/Test/NodeTestCase.php
@@ -46,11 +46,7 @@ abstract class Twig_Test_NodeTestCase extends PHPUnit_Framework_TestCase
     {
         $line = $line > 0 ? "// line {$line}\n" : '';
 
-        if (PHP_VERSION_ID >= 70000) {
-            return sprintf('%s($context["%s"] ?? null)', $line, $name, $name);
-        }
-
-        return sprintf('%s(isset($context["%s"]) ? $context["%s"] : null)', $line, $name, $name);
+        return sprintf('%s($context["%s"] ?? null)', $line, $name, $name);
     }
 
     protected function getAttributeGetter()
diff --git a/test/Twig/Tests/Node/Expression/NullCoalesceTest.php b/test/Twig/Tests/Node/Expression/NullCoalesceTest.php
index a37490baf..01ddb79b1 100644
--- a/test/Twig/Tests/Node/Expression/NullCoalesceTest.php
+++ b/test/Twig/Tests/Node/Expression/NullCoalesceTest.php
@@ -13,19 +13,10 @@ class Twig_Tests_Node_Expression_NullCoalesceTest extends Twig_Test_NodeTestCase
 {
     public function getTests()
     {
-        $tests = array();
-
         $left = new Twig_Node_Expression_Name('foo', 1);
         $right = new Twig_Node_Expression_Constant(2, 1);
         $node = new Twig_Node_Expression_NullCoalesce($left, $right, 1);
-        if (PHP_VERSION_ID >= 70000) {
-            $tests[] = array($node, "((// line 1\n\$context[\"foo\"]) ?? (2))");
-        } elseif (PHP_VERSION_ID >= 50400) {
-            $tests[] = array($node, "(((// line 1\narray_key_exists(\"foo\", \$context) &&  !(null === (isset(\$context[\"foo\"]) ? \$context[\"foo\"] : null)))) ? ((isset(\$context[\"foo\"]) ? \$context[\"foo\"] : null)) : (2))");
-        } else {
-            $tests[] = array($node, "(((// line 1\narray_key_exists(\"foo\", \$context) &&  !(null === \$this->getContext(\$context, \"foo\")))) ? (\$this->getContext(\$context, \"foo\")) : (2))");
-        }
 
-        return $tests;
+        return array(array($node, "((// line 1\n\$context[\"foo\"]) ?? (2))"));
     }
 }