From b1c9faa33e5e1d392664783eff47934f553efcb2 Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien@potencier.org>
Date: Wed, 21 Oct 2020 14:08:16 +0200
Subject: [PATCH] Fix PHP 8 support

---
 doc/functions/range.rst                |  4 ++--
 src/Node/Expression/CallExpression.php | 11 ++++++++++-
 tests/Fixtures/functions/range.test    |  2 +-
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/doc/functions/range.rst b/doc/functions/range.rst
index 22de4df86..a1f0e7c09 100644
--- a/doc/functions/range.rst
+++ b/doc/functions/range.rst
@@ -51,8 +51,8 @@ function (with a step of ``1``, or ``-1`` if the start is greater than the end):
 Arguments
 ---------
 
-* ``start``:  The first value of the sequence.
-* ``end``: The highest possible value of the sequence.
+* ``low``:  The first value of the sequence.
+* ``high``: The highest possible value of the sequence.
 * ``step``: The increment between elements of the sequence.
 
 .. _`range`: https://secure.php.net/range
diff --git a/src/Node/Expression/CallExpression.php b/src/Node/Expression/CallExpression.php
index 0459dae08..d0667379d 100644
--- a/src/Node/Expression/CallExpression.php
+++ b/src/Node/Expression/CallExpression.php
@@ -149,7 +149,16 @@ abstract class CallExpression extends AbstractExpression
         $optionalArguments = [];
         $pos = 0;
         foreach ($callableParameters as $callableParameter) {
-            $names[] = $name = $this->normalizeName($callableParameter->name);
+            $name = $this->normalizeName($callableParameter->name);
+            if (\PHP_VERSION_ID >= 80000 && 'range' === $callable) {
+                if ('start' === $name) {
+                    $name = 'low';
+                } elseif ('end' === $name) {
+                    $name = 'high';
+                }
+            }
+
+            $names[] = $name;
 
             if (\array_key_exists($name, $parameters)) {
                 if (\array_key_exists($pos, $parameters)) {
diff --git a/tests/Fixtures/functions/range.test b/tests/Fixtures/functions/range.test
index bfacbe53d..2927333b9 100644
--- a/tests/Fixtures/functions/range.test
+++ b/tests/Fixtures/functions/range.test
@@ -1,7 +1,7 @@
 --TEST--
 "range" function
 --TEMPLATE--
-{{ range(start=0+1, end=10+0, step=2)|join(',') }}
+{{ range(low=0+1, high=10+0, step=2)|join(',') }}
 --DATA--
 return []
 --EXPECT--