function DiscouragedFunctionsRule::processNode

File

vendor/mglaman/phpstan-drupal/src/Rules/Drupal/Coder/DiscouragedFunctionsRule.php, line 25

Class

DiscouragedFunctionsRule

Based on Drupal_Sniffs_Functions_DiscouragedFunctionsSniff.

Namespace

mglaman\PHPStanDrupal\Rules\Drupal\Coder

Code

public function processNode(Node $node, Scope $scope) : array {
    if (!$node->name instanceof Node\Name) {
        return [];
    }
    $name = strtolower((string) $node->name);
    $discouragedFunctions = [
        // Devel module debugging functions.
'dargs',
        'dcp',
        'dd',
        'dfb',
        'dfbt',
        'dpm',
        'dpq',
        'dpr',
        'dprint_r',
        'drupal_debug',
        'dsm',
        'dvm',
        'dvr',
        'kdevel_print_object',
        'kpr',
        'kprint_r',
        'sdpm',
        // Functions which are not available on all
        // PHP builds.
'fnmatch',
        // Functions which are a security risk.
'eval',
    ];
    if (in_array($name, $discouragedFunctions, true)) {
        return [
            sprintf('Calls to function %s should not exist.', $name),
        ];
    }
    return [];
}