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Add check to evaluateFunc()

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Prevents obscure Twig error when $input is not set
This commit is contained in:
Flavio Copes
2016-04-19 19:14:54 +02:00
parent 643a977df6
commit 96c2bae4f8
1 changed files with 3 additions and 0 deletions
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3
system/src/Grav/Common/Twig/TwigExtension.php
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@@ -581,6 +581,9 @@ class TwigExtension extends \Twig_Extension
*/
public function evaluateFunc($input)
{
if (!$input) { //prevent an obscure Twig error if $input is not set
$input = '""';
}
return $this->grav['twig']->processString("{{ $input }}");
}