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PHP Fatal error: Uncaught TypeError: is_link(): Argument #1 #71

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PHP Fatal error: Uncaught TypeError: is_link(): Argument #1 #71

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17 changes: 12 additions & 5 deletions src/DrupalFinder.php
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,6 @@
* @file
* Contains \DrupalFinder\DrupalFinder.
*/

namespace DrupalFinder;

/**
Expand Down Expand Up @@ -51,6 +50,13 @@ class DrupalFinder
*/
private $vendorDir;

/**
* Starting path.
*
* @var string
*/
private $start_path_string;

/**
* Initialize finder.
*
Expand All @@ -62,9 +68,10 @@ class DrupalFinder
* @throws \Exception
* @todo Make $start_path mandatory in v2.
*/
public function __construct($start_path = null) {
public function __construct($start_path_string = null) {
// Initialize path variables to false, indicating their locations are
// not yet known.
$this->start_path_string = $start_path_string;
$this->drupalRoot = false;
$this->composerRoot = false;
$this->vendorDir = false;
Expand Down Expand Up @@ -150,7 +157,7 @@ protected function discoverRoots($start_path) {

foreach (array(true, false) as $follow_symlinks) {
$path = $start_path;
if ($follow_symlinks && is_link($path)) {
if ($follow_symlinks && is_string($path) && is_link((string) $path)) {
$path = realpath($path);
}

Expand Down Expand Up @@ -184,8 +191,8 @@ protected function discoverRoots($start_path) {
*/
protected function findAndValidateRoots($path)
{

if (!empty($path) && is_dir($path) && file_exists($path . '/autoload.php') && file_exists($path . '/' . $this->getComposerFileName())) {
$pathString = $path;
if (!empty($pathString) && is_dir($pathString) && file_exists($pathString . '/autoload.php') && file_exists($pathString . '/' . $this->getComposerFileName())) {
// Additional check for the presence of core/composer.json to
// grant it is not a Drupal 7 site with a base folder named "core".
$candidate = 'core/includes/common.inc';
Expand Down