From 4b4ccad6a3a7f0e1e57b46ba52cef9d30113d5f9 Mon Sep 17 00:00:00 2001
From: Josh Hollinshead <joshuamarkhollinshead@gmail.com>
Date: Wed, 8 Feb 2017 21:06:54 +1300
Subject: [PATCH] Apply a function approach to the route-error component.

---
 app/components/route-error.js | 28 ++++++++++++----------------
 1 file changed, 12 insertions(+), 16 deletions(-)

diff --git a/app/components/route-error.js b/app/components/route-error.js
index c3a5099..a69ecaf 100644
--- a/app/components/route-error.js
+++ b/app/components/route-error.js
@@ -2,25 +2,21 @@ import Ember from 'ember';
 import markdownFiles from 'ember-fr-markdown-file/markdownFiles';
 
 const { computed } = Ember;
+const excludedPages = ['intro'];
 
 export default Ember.Component.extend({
-  _parseObj(obj, dir) {
-    let prefix = dir || '';
-    let result = [];
-    let that = this;
-    for (let prop in obj) {
-      let value = obj[prop];
-      if (typeof value === 'object') {
-        result.push(that._parseObj(value, prop));
-      } else {
-        if (prop !== 'intro') {
-          result.push(`${prefix}/${prop}`.replace(/^\//, ''));
-        }
-      }
-    }
-    return result;
+  _parsePages(obj, prefix) {
+  	return Object.keys(obj).map(key => {
+  		const value = obj[key];
+  		if (typeof value === 'object') {
+  			return this._parsePages(value, key);
+  		}
+  		return prefix ? `${prefix}/${key}` : key;
+  	})
+  	.reject(p => excludedPages.includes(p))
+  	.reverse();
   },
   availablePages: computed(function() {
-    return [].concat.apply([], this._parseObj(markdownFiles));
+    return [].concat.apply([], this._parsePages(markdownFiles));
   })
 });