/**
* {@inheritdoc}
*/
public function validate()
{
$path = Path::normalize($this->value);
$test = $this->isDir === true ? Dir::isWritable($path) : File::isWritable($path);
if ($test === true) {
$this->value = $path;
return true;
}
$this->message = $test;
return false;
}
/**
* Set an output file for either stdout or stderr
*
* @param integer $stream The index of the relevant stream
* @param string $path An absolute file path
* @param boolean $append Whether or not to append to the file
*/
private function setOutputFile($stream, $path, $append)
{
if (($test = File::isWritable($path)) !== true) {
throw new InvalidArgumentException("invalid value provided for 'path'; {$test}");
}
$this->spec[$stream] = ['file', $path, $append === true ? 'a' : 'w'];
}
