Remove dependency

Author: wooorm

lib/index.js

@@ -1,13 +1,14 @@
 'use strict';
 
 /* Dependencies. */
-var has = require('has');
 var xtend = require('xtend');
 var defaults = require('./github');
 
 /* Expose. */
 module.exports = wrapper;
 
+var own = {}.hasOwnProperty;
+
 /* Schema. */
 var NODES = {
   root: {children: all},
@@ -60,7 +61,7 @@ function one(schema, node, stack) {
   var result;
   var key;
 
-  if (!has(NODES, type)) {
+  if (!own.call(NODES, type)) {
     replace = false;
   } else {
     allowed = xtend(NODES[type], NODES['*']);
@@ -129,7 +130,7 @@ function handleProperties(schema, properties, node, stack) {
   var prop;
   var value;
 
-  allowed = has(attrs, name) ? attrs[name] : [];
+  allowed = own.call(attrs, name) ? attrs[name] : [];
   allowed = [].concat(allowed, attrs['*']);
 
   for (prop in props) {
@@ -204,7 +205,7 @@ function handleProtocol(schema, value, prop) {
   var length;
   var index;
 
-  protocols = has(protocols, prop) ? protocols[prop].concat() : [];
+  protocols = own.call(protocols, prop) ? protocols[prop].concat() : [];
 
   if (protocols.length === 0) {
     return true;
@@ -263,7 +264,7 @@ function handleTagName(schema, tagName, node, stack) {
     return false;
   }
 
-  ancestors = has(ancestors, name) ? ancestors[name] : [];
+  ancestors = own.call(ancestors, name) ? ancestors[name] : [];
 
   /* Some nodes can break out of their context if they
    * don’t have a certain ancestor. */

package.json

@@ -19,7 +19,6 @@
     "index.js"
   ],
   "dependencies": {
-    "has": "^1.0.1",
     "xtend": "^4.0.1"
   },
   "devDependencies": {