From e5be4e97ffc41ca3b0386651a626b781a3637a85 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 6 Oct 2023 18:26:22 +0200
Subject: Update for PHP 8.2

---
 Mustache/HelperCollection.php | 340 +++++++++++++++++++++---------------------
 1 file changed, 172 insertions(+), 168 deletions(-)

(limited to 'Mustache/HelperCollection.php')

diff --git a/Mustache/HelperCollection.php b/Mustache/HelperCollection.php
index 92bcde4..5d8f73c 100644
--- a/Mustache/HelperCollection.php
+++ b/Mustache/HelperCollection.php
@@ -1,168 +1,172 @@
-<?php
-
-/*
- * This file is part of Mustache.php.
- *
- * (c) 2012 Justin Hileman
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-/**
- * A collection of helpers for a Mustache instance.
- */
-class Mustache_HelperCollection
-{
-    private $helpers = array();
-
-    /**
-     * Helper Collection constructor.
-     *
-     * Optionally accepts an array (or Traversable) of `$name => $helper` pairs.
-     *
-     * @throws InvalidArgumentException if the $helpers argument isn't an array or Traversable
-     *
-     * @param array|Traversable $helpers (default: null)
-     */
-    public function __construct($helpers = null)
-    {
-        if ($helpers !== null) {
-            if (!is_array($helpers) && !$helpers instanceof Traversable) {
-                throw new InvalidArgumentException('HelperCollection constructor expects an array of helpers');
-            }
-
-            foreach ($helpers as $name => $helper) {
-                $this->add($name, $helper);
-            }
-        }
-    }
-
-    /**
-     * Magic mutator.
-     *
-     * @see Mustache_HelperCollection::add
-     *
-     * @param string $name
-     * @param mixed  $helper
-     */
-    public function __set($name, $helper)
-    {
-        $this->add($name, $helper);
-    }
-
-    /**
-     * Add a helper to this collection.
-     *
-     * @param string $name
-     * @param mixed  $helper
-     */
-    public function add($name, $helper)
-    {
-        $this->helpers[$name] = $helper;
-    }
-
-    /**
-     * Magic accessor.
-     *
-     * @see Mustache_HelperCollection::get
-     *
-     * @param string $name
-     *
-     * @return mixed Helper
-     */
-    public function __get($name)
-    {
-        return $this->get($name);
-    }
-
-    /**
-     * Get a helper by name.
-     *
-     * @param string $name
-     *
-     * @return mixed Helper
-     */
-    public function get($name)
-    {
-        if (!$this->has($name)) {
-            throw new InvalidArgumentException('Unknown helper: '.$name);
-        }
-
-        return $this->helpers[$name];
-    }
-
-    /**
-     * Magic isset().
-     *
-     * @see Mustache_HelperCollection::has
-     *
-     * @param string $name
-     *
-     * @return boolean True if helper is present
-     */
-    public function __isset($name)
-    {
-        return $this->has($name);
-    }
-
-    /**
-     * Check whether a given helper is present in the collection.
-     *
-     * @param string $name
-     *
-     * @return boolean True if helper is present
-     */
-    public function has($name)
-    {
-        return array_key_exists($name, $this->helpers);
-    }
-
-    /**
-     * Magic unset().
-     *
-     * @see Mustache_HelperCollection::remove
-     *
-     * @param string $name
-     */
-    public function __unset($name)
-    {
-        $this->remove($name);
-    }
-
-    /**
-     * Check whether a given helper is present in the collection.
-     *
-     * @throws InvalidArgumentException if the requested helper is not present.
-     *
-     * @param string $name
-     */
-    public function remove($name)
-    {
-        if (!$this->has($name)) {
-            throw new InvalidArgumentException('Unknown helper: '.$name);
-        }
-
-        unset($this->helpers[$name]);
-    }
-
-    /**
-     * Clear the helper collection.
-     *
-     * Removes all helpers from this collection
-     */
-    public function clear()
-    {
-        $this->helpers = array();
-    }
-
-    /**
-     * Check whether the helper collection is empty.
-     *
-     * @return boolean True if the collection is empty
-     */
-    public function isEmpty()
-    {
-        return empty($this->helpers);
-    }
-}
+<?php
+
+/*
+ * This file is part of Mustache.php.
+ *
+ * (c) 2010-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * A collection of helpers for a Mustache instance.
+ */
+class Mustache_HelperCollection
+{
+    private $helpers = array();
+
+    /**
+     * Helper Collection constructor.
+     *
+     * Optionally accepts an array (or Traversable) of `$name => $helper` pairs.
+     *
+     * @throws Mustache_Exception_InvalidArgumentException if the $helpers argument isn't an array or Traversable
+     *
+     * @param array|Traversable $helpers (default: null)
+     */
+    public function __construct($helpers = null)
+    {
+        if ($helpers === null) {
+            return;
+        }
+
+        if (!is_array($helpers) && !$helpers instanceof Traversable) {
+            throw new Mustache_Exception_InvalidArgumentException('HelperCollection constructor expects an array of helpers');
+        }
+
+        foreach ($helpers as $name => $helper) {
+            $this->add($name, $helper);
+        }
+    }
+
+    /**
+     * Magic mutator.
+     *
+     * @see Mustache_HelperCollection::add
+     *
+     * @param string $name
+     * @param mixed  $helper
+     */
+    public function __set($name, $helper)
+    {
+        $this->add($name, $helper);
+    }
+
+    /**
+     * Add a helper to this collection.
+     *
+     * @param string $name
+     * @param mixed  $helper
+     */
+    public function add($name, $helper)
+    {
+        $this->helpers[$name] = $helper;
+    }
+
+    /**
+     * Magic accessor.
+     *
+     * @see Mustache_HelperCollection::get
+     *
+     * @param string $name
+     *
+     * @return mixed Helper
+     */
+    public function __get($name)
+    {
+        return $this->get($name);
+    }
+
+    /**
+     * Get a helper by name.
+     *
+     * @throws Mustache_Exception_UnknownHelperException If helper does not exist
+     *
+     * @param string $name
+     *
+     * @return mixed Helper
+     */
+    public function get($name)
+    {
+        if (!$this->has($name)) {
+            throw new Mustache_Exception_UnknownHelperException($name);
+        }
+
+        return $this->helpers[$name];
+    }
+
+    /**
+     * Magic isset().
+     *
+     * @see Mustache_HelperCollection::has
+     *
+     * @param string $name
+     *
+     * @return bool True if helper is present
+     */
+    public function __isset($name)
+    {
+        return $this->has($name);
+    }
+
+    /**
+     * Check whether a given helper is present in the collection.
+     *
+     * @param string $name
+     *
+     * @return bool True if helper is present
+     */
+    public function has($name)
+    {
+        return array_key_exists($name, $this->helpers);
+    }
+
+    /**
+     * Magic unset().
+     *
+     * @see Mustache_HelperCollection::remove
+     *
+     * @param string $name
+     */
+    public function __unset($name)
+    {
+        $this->remove($name);
+    }
+
+    /**
+     * Check whether a given helper is present in the collection.
+     *
+     * @throws Mustache_Exception_UnknownHelperException if the requested helper is not present
+     *
+     * @param string $name
+     */
+    public function remove($name)
+    {
+        if (!$this->has($name)) {
+            throw new Mustache_Exception_UnknownHelperException($name);
+        }
+
+        unset($this->helpers[$name]);
+    }
+
+    /**
+     * Clear the helper collection.
+     *
+     * Removes all helpers from this collection
+     */
+    public function clear()
+    {
+        $this->helpers = array();
+    }
+
+    /**
+     * Check whether the helper collection is empty.
+     *
+     * @return bool True if the collection is empty
+     */
+    public function isEmpty()
+    {
+        return empty($this->helpers);
+    }
+}
-- 
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