fix(theme): check dependencies

_config.yml

@@ -104,5 +104,5 @@ theme_config:
     Eepsite: http://mdleom.i2p
     'Eepsite (B32)': http://ggucqf2jmtfxcw7us5sts3x7u2qljseocfzlhzebfpihkyvhcqfa.b32.i2p
 
-  # Load forkawesome icons? See the links option below.
+  # Load forkawesome icons?
   icons: false

themes/chameleon/README.md

@@ -8,3 +8,24 @@ Chameleon is a fork of [Typing](https://github.com/geekplux/hexo-theme-typing) t
 - Add a [Copy](https://clipboardjs.com/) button to each code block.
 - Removed jQuery, fancyBox, web analytics, comment plugins, donation links and [typo.css](https://github.com/sofish/typo.css).
 - Homepage shows index of posts (same as /archives).
+
+## Options
+
+Configure this theme from your **site**'s configuration:
+
+``` yml
+# _config.yml
+theme_config:
+  # Header menu
+  menu:
+    Home: /
+    Archives: /archives/
+    Feed: /atom.xml
+
+  # Footer menu
+  footer:
+    GitLab: https://gitlab.com/curben/blog
+
+  # Load forkawesome icons?
+  icons: false
+```

themes/chameleon/layout/_partial/header.ejs

@@ -24,7 +24,7 @@
   </nav>
   <%/* Nav menu for mobile */%>
   <nav class="mobile-nav">
-    <h1 class="site-title"><a href="<%- url_for(theme.menu['Home']) %>"><%= config.title %></a></h1>
+    <h1 class="site-title"><a href="<%- config.root %>"><%= config.title %></a></h1>
     <ul class="mobile-nav-menu">
     <label for="mobile-menu-toggle"><a class="no-underline" id="menu-button">&#9776;</a></label>
     <input id="mobile-menu-toggle" type="checkbox"/>

themes/chameleon/scripts/cssFilter.js

@@ -9,6 +9,15 @@
 * incompatible with hexo-yam
 */
 
+const deps = ['autoprefixer', 'postcss', 'postcss-normalize']
+deps.forEach(dep => {
+  try {
+    require.resolve(dep)
+  } catch (err) {
+    throw new Error(`Missing "${dep}" dependency. Please install it by running "npm install ${dep}".`)
+  }
+})
+
 const autoprefixer = require('autoprefixer')
 const normalize = require('postcss-normalize')
 const postcss = require('postcss')