X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=vendor%2Fpsy%2Fpsysh%2Fsrc%2FCommand%2FListCommand%2FConstantEnumerator.php;fp=vendor%2Fpsy%2Fpsysh%2Fsrc%2FCommand%2FListCommand%2FConstantEnumerator.php;h=e17d42a07836fc0fc068d28c5e3b8bad7989f3a0;hp=0000000000000000000000000000000000000000;hb=af6d1fb995500ae68849458ee10d66abbdcfb252;hpb=680c79a86e3ed402f263faeac92e89fb6d9edcc0

diff --git a/vendor/psy/psysh/src/Command/ListCommand/ConstantEnumerator.php b/vendor/psy/psysh/src/Command/ListCommand/ConstantEnumerator.php
new file mode 100644
index 000000000..e17d42a07
--- /dev/null
+++ b/vendor/psy/psysh/src/Command/ListCommand/ConstantEnumerator.php
@@ -0,0 +1,122 @@
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2018 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;
+
+/**
+ * Constant Enumerator class.
+ */
+class ConstantEnumerator extends Enumerator
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function listItems(InputInterface $input, \Reflector $reflector = null, $target = null)
+    {
+        // only list constants when no Reflector is present.
+        //
+        // @todo make a NamespaceReflector and pass that in for commands like:
+        //
+        //     ls --constants Foo
+        //
+        // ... for listing constants in the Foo namespace
+        if ($reflector !== null || $target !== null) {
+            return;
+        }
+
+        // only list constants if we are specifically asked
+        if (!$input->getOption('constants')) {
+            return;
+        }
+
+        $user     = $input->getOption('user');
+        $internal = $input->getOption('internal');
+        $category = $input->getOption('category');
+
+        $ret = [];
+
+        if ($user) {
+            $ret['User Constants'] = $this->getConstants('user');
+        }
+
+        if ($internal) {
+            $ret['Interal Constants'] = $this->getConstants('internal');
+        }
+
+        if ($category) {
+            $label = ucfirst($category) . ' Constants';
+            $ret[$label] = $this->getConstants($category);
+        }
+
+        if (!$user && !$internal && !$category) {
+            $ret['Constants'] = $this->getConstants();
+        }
+
+        return array_map([$this, 'prepareConstants'], array_filter($ret));
+    }
+
+    /**
+     * Get defined constants.
+     *
+     * Optionally restrict constants to a given category, e.g. "date". If the
+     * category is "internal", include all non-user-defined constants.
+     *
+     * @param string $category
+     *
+     * @return array
+     */
+    protected function getConstants($category = null)
+    {
+        if (!$category) {
+            return get_defined_constants();
+        }
+
+        $consts = get_defined_constants(true);
+
+        if ($category === 'internal') {
+            unset($consts['user']);
+
+            return call_user_func_array('array_merge', $consts);
+        }
+
+        return isset($consts[$category]) ? $consts[$category] : [];
+    }
+
+    /**
+     * Prepare formatted constant array.
+     *
+     * @param array $constants
+     *
+     * @return array
+     */
+    protected function prepareConstants(array $constants)
+    {
+        // My kingdom for a generator.
+        $ret = [];
+
+        $names = array_keys($constants);
+        natcasesort($names);
+
+        foreach ($names as $name) {
+            if ($this->showItem($name)) {
+                $ret[$name] = [
+                    'name'  => $name,
+                    'style' => self::IS_CONSTANT,
+                    'value' => $this->presentRef($constants[$name]),
+                ];
+            }
+        }
+
+        return $ret;
+    }
+}