1 files changed, 70 insertions, 0 deletions
diff --git a/vendor/guzzle/guzzle/src/Guzzle/Inflection/MemoizingInflector.php b/vendor/guzzle/guzzle/src/Guzzle/Inflection/MemoizingInflector.php
new file mode 100644
index 0000000..32968d6
--- /dev/null
+++ b/vendor/guzzle/guzzle/src/Guzzle/Inflection/MemoizingInflector.php
@@ -0,0 +1,70 @@
+<?php
+
+namespace Guzzle\Inflection;
+
+/**
+ * Decorator used to add memoization to previously inflected words
+ */
+class MemoizingInflector implements InflectorInterface
+{
+    /** @var array Array of cached inflections */
+    protected $cache = array(
+        'snake' => array(),
+        'camel' => array()
+    );
+
+    /** @var int Max entries per cache */
+    protected $maxCacheSize;
+
+    /** @var InflectorInterface Decorated inflector */
+    protected $decoratedInflector;
+
+    /**
+     * @param InflectorInterface $inflector    Inflector being decorated
+     * @param int                $maxCacheSize Maximum number of cached items to hold per cache
+     */
+    public function __construct(InflectorInterface $inflector, $maxCacheSize = 500)
+    {
+        $this->decoratedInflector = $inflector;
+        $this->maxCacheSize = $maxCacheSize;
+    }
+
+    public function snake($word)
+    {
+        if (!isset($this->cache['snake'][$word])) {
+            $this->pruneCache('snake');
+            $this->cache['snake'][$word] = $this->decoratedInflector->snake($word);
+        }
+
+        return $this->cache['snake'][$word];
+    }
+
+    /**
+     * Converts strings from snake_case to upper CamelCase
+     *
+     * @param string $word Value to convert into upper CamelCase
+     *
+     * @return string
+     */
+    public function camel($word)
+    {
+        if (!isset($this->cache['camel'][$word])) {
+            $this->pruneCache('camel');
+            $this->cache['camel'][$word] = $this->decoratedInflector->camel($word);
+        }
+
+        return $this->cache['camel'][$word];
+    }
+
+    /**
+     * Prune one of the named caches by removing 20% of the cache if it is full
+     *
+     * @param string $cache Type of cache to prune
+     */
+    protected function pruneCache($cache)
+    {
+        if (count($this->cache[$cache]) == $this->maxCacheSize) {
+            $this->cache[$cache] = array_slice($this->cache[$cache], $this->maxCacheSize * 0.2);
+        }
+    }
+}