Quick survey of extensions

gistfile1.php

<?php

$extensions = file_get_contents('https://raw.githubusercontent.com/phpspec/phpspec/master/docs/cookbook/extensions.rst');

$tmp = tempnam(sys_get_temp_dir(), 'extension-checker');
unlink($tmp); mkdir($tmp); chdir($tmp);

if (preg_match_all('/[<](?<url>http.*)[>]/', $extensions, $matches)) {
    foreach ($matches['url'] as $url) {
        passthru('git clone ' . escapeshellarg($url));
    }
}

echo "ask:\n";
passthru('grep -R "ask(" . | wc -l');
echo "askAndValidate:\n";
passthru('grep -R "askAndValidate(" . | wc -l');
echo "askAndValidate:\n";
passthru('grep -R "askConfirmation(" . | wc -l');

exec('rm -rf '. escapeshellarg($tmp));