function Filesystem::isReadable

Same name in this branch

11.1.x vendor/composer/composer/src/Composer/Util/Filesystem.php \Composer\Util\Filesystem::isReadable()

Tells whether a file exists and is readable.

Throws

IOException When windows path is longer than 258 characters

1 call to Filesystem::isReadable()

Filesystem::rename in vendor/symfony/filesystem/Filesystem.php: Renames a file or a directory.

File

vendor/symfony/filesystem/Filesystem.php, line 313

Class

Filesystem: Provides basic utility to manipulate the file system.

Namespace

Symfony\Component\Filesystem

Code

private function isReadable(string $filename) : bool {
    $maxPathLength = \PHP_MAXPATHLEN - 2;
    if (\strlen($filename) > $maxPathLength) {
        throw new IOException(\sprintf('Could not check if file is readable because path length exceeds %d characters.', $maxPathLength), 0, null, $filename);
    }
    return is_readable($filename);
}