TernaryImplodeToImplodeRector

Narrow ternary with implode and empty string to direct implode, as same result

 class SomeClass
 {
     public function run(array $values)
     {
-        return $values === [] ? '' : implode(',', $values);
+        return implode(',', $values);
     }
 }

Configure your rector.php:

<?php

use Rector\CodeQuality\Rector\Ternary\TernaryImplodeToImplodeRector;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        TernaryImplodeToImplodeRector::class,
    ]);
SETS:  Code Quality