<?php 
 
/** 
 * Check the system's compatibility with Valet. 
 */ 
$inTestingEnvironment = strpos($_SERVER['SCRIPT_NAME'], 'phpunit') !== false; 
 
if (PHP_OS != 'Linux' && ! $inTestingEnvironment) { 
    echo 'Valet only supports Linux.'.PHP_EOL; 
 
    exit(1); 
} 
 
if (version_compare(PHP_VERSION, '5.6', '<')) { 
    echo "Valet requires PHP 5.6 or later."; 
 
    exit(1); 
} 
 
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