Remove dependency

Author: wooorm

lib/nest.js

@@ -1,10 +1,11 @@
 'use strict';
 
 var zwitch = require('zwitch');
-var has = require('has');
 
 module.exports = zwitch('nestingOperator');
 
+var own = {}.hasOwnProperty;
+
 var handle = module.exports;
 var handlers = handle.handlers;
 
@@ -199,7 +200,7 @@ function createTypeIndex() {
 
     index.elements++;
 
-    if (!has(counts, type)) {
+    if (!own.call(counts, type)) {
       counts[type] = 0;
     }
 
@@ -208,6 +209,6 @@ function createTypeIndex() {
   }
 
   function count(node) {
-    return has(counts, node.tagName) ? counts[node.tagName] : 0;
+    return own.call(counts, node.tagName) ? counts[node.tagName] : 0;
   }
 }

package.json

@@ -23,7 +23,6 @@
     "camelcase": "^3.0.0",
     "comma-separated-tokens": "^1.0.2",
     "css-selector-parser": "^1.3.0",
-    "has": "^1.0.1",
     "hast-util-has-property": "^1.0.0",
     "hast-util-is-element": "^1.0.0",
     "hast-util-whitespace": "^1.0.0",