Revert "My first commit of codes"

This reverts commit a6e5a69348.

vendor/nikic/php-parser/lib/PhpParser/Node.php

@@ -1,77 +0,0 @@
-<?php
-
-namespace PhpParser;
-
-interface Node
-{
-    /**
-     * Gets the type of the node.
-     *
-     * @return string Type of the node
-     */
-    public function getType();
-
-    /**
-     * Gets the names of the sub nodes.
-     *
-     * @return array Names of sub nodes
-     */
-    public function getSubNodeNames();
-
-    /**
-     * Gets line the node started in.
-     *
-     * @return int Line
-     */
-    public function getLine();
-
-    /**
-     * Sets line the node started in.
-     *
-     * @param int $line Line
-     */
-    public function setLine($line);
-
-    /**
-     * Gets the doc comment of the node.
-     *
-     * The doc comment has to be the last comment associated with the node.
-     *
-     * @return null|Comment\Doc Doc comment object or null
-     */
-    public function getDocComment();
-
-    /**
-     * Sets an attribute on a node.
-     *
-     * @param string $key
-     * @param mixed  $value
-     */
-    public function setAttribute($key, $value);
-
-    /**
-     * Returns whether an attribute exists.
-     *
-     * @param string $key
-     *
-     * @return bool
-     */
-    public function hasAttribute($key);
-
-    /**
-     * Returns the value of an attribute.
-     *
-     * @param string $key
-     * @param mixed  $default
-     *
-     * @return mixed
-     */
-    public function &getAttribute($key, $default = null);
-
-    /**
-     * Returns all attributes for the given node.
-     *
-     * @return array
-     */
-    public function getAttributes();
-}