Added pecl LZF

PhpStormStubsMap.php

@@ -2852,6 +2852,9 @@ const FUNCTIONS = array (
   'long2ip' => 'standard/standard_3.php',
   'lstat' => 'standard/standard_7.php',
   'ltrim' => 'standard/standard_1.php',
+  'lzf_compress' => 'lzf/lzf.php',
+  'lzf_decompress' => 'lzf/lzf.php',
+  'lzf_optimized_for' => 'lzf/lzf.php',
   'magic_quotes_runtime' => 'standard/standard_3.php',
   'mail' => 'standard/standard_7.php',
   'mailparse_determine_best_xfer_encoding' => 'mailparse/mailparse.php',

lzf/lzf.php

@@ -0,0 +1,38 @@
+<?php
+
+/**
+ * Compresses the given data string using LZF encoding.
+ *
+ * @link https://www.php.net/manual/en/function.lzf-compress.php
+ *
+ * @param string $data Data to be compressed
+ *
+ * @return false|string Returns the compressed data or FALSE if an error occurred.
+ *
+ * @since 0.1.0
+ */
+function lzf_compress($data) { }
+
+/**
+ * Decompresses the given data string containing lzf encoded data.
+ *
+ * @link https://www.php.net/manual/en/function.lzf-decompress.php
+ *
+ * @param string $data The compressed string.
+ *
+ * @return false|string Returns the decompressed data or FALSE if an error occurred.
+ *
+ * @since 0.1.0
+ */
+function lzf_decompress($data) { }
+
+/**
+ * Determines what was LZF extension optimized for during compilation.
+ *
+ * @link https://www.php.net/manual/en/function.lzf-optimized-for.php
+ *
+ * @return int Returns 1 if LZF was optimized for speed, 0 for compression.
+ *
+ * @since 1.0.0
+ */
+function lzf_optimized_for() { }