Viewing file:  TraitEnumerator.php (1.9 KB) -rw-r--r--
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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2015 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy\Command\ListCommand;
use Symfony\Component\Console\Input\InputInterface;
/**
* Trait Enumerator class.
*/
class TraitEnumerator extends Enumerator
{
/**
* {@inheritdoc}
*/
protected function listItems(InputInterface $input, \Reflector $reflector = null, $target = null)
{
// bail early if current PHP doesn't know about traits.
if (!function_exists('trait_exists')) {
return;
}
// only list traits when no Reflector is present.
//
// TODO: make a NamespaceReflector and pass that in for commands like:
//
// ls --traits Foo
//
// ... for listing traits in the Foo namespace
if ($reflector !== null || $target !== null) {
return;
}
// only list traits if we are specifically asked
if (!$input->getOption('traits')) {
return;
}
$traits = $this->prepareTraits(get_declared_traits());
if (empty($traits)) {
return;
}
return array(
'Traits' => $traits,
);
}
/**
* Prepare formatted trait array.
*
* @param array $traits
*
* @return array
*/
protected function prepareTraits(array $traits)
{
natcasesort($traits);
// My kingdom for a generator.
$ret = array();
foreach ($traits as $name) {
if ($this->showItem($name)) {
$ret[$name] = array(
'name' => $name,
'style' => self::IS_CLASS,
'value' => $this->presentSignature($name),
);
}
}
return $ret;
}
}
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