Add search abbreviations

Closes #193.

assets/javascripts/app/searcher.coffee

@@ -120,6 +120,7 @@ class app.Searcher
 
   EMPTY_STRING = ''
   ELLIPSIS = '...'
+  STRING = 'string'
 
   @normalizeString: (string) ->
     string
@@ -209,9 +210,15 @@ class app.Searcher
     matcher = @matcher
     for [0...@chunkSize()]
       value = @data[@cursor][@attr]
+      if value.split # string
         valueLength = value.length
-      if score = matcher()
+        @addResult(@data[@cursor], score) if score = matcher()
-        @addResult @data[@cursor], score
+      else # array
+        score = 0
+        for value in @data[@cursor][@attr]
+          valueLength = value.length
+          score = Math.max(score, matcher() || 0)
+        @addResult(@data[@cursor], score) if score > 0
       @cursor++
     return
 

assets/javascripts/models/entry.coffee

@@ -6,6 +6,7 @@ class app.models.Entry extends app.Model
   constructor: ->
     super
     @text = app.Searcher.normalizeString(@name)
+    @text = applyAliases(@text)
 
   fullPath: ->
     @doc.fullPath if @isIndex() then '' else @path
@@ -32,3 +33,27 @@ class app.models.Entry extends app.Model
 
   loadFile: (onSuccess, onError) ->
     app.db.load(@, onSuccess, onError)
+
+  applyAliases = (string) ->
+    if ALIASES.hasOwnProperty(string)
+      return [string, ALIASES[string]]
+    else
+      words = string.split('.')
+      for word, i in words when ALIASES.hasOwnProperty(word)
+        words[i] = ALIASES[word]
+        return [string, words.join('.')]
+    return string
+
+  @ALIASES = ALIASES =
+    'angular.js': 'ng'
+    'backbone': 'bb'
+    'c++': 'cpp'
+    'coffeescript': 'cs'
+    'javascript': 'js'
+    'jquery': '$'
+    'knockout.js': 'ko'
+    'lodash': '_'
+    'markdown': 'md'
+    'postgresql': 'pg'
+    'sass': 'scss'
+    'underscore.js': '_'

assets/javascripts/templates/pages/help_tmpl.coffee

@@ -7,13 +7,16 @@ app.templates.helpPage = """
     <ul class="_toc-list">
       <li><a href="#search">Search</a>
       <li><a href="#shortcuts">Keyboard Shortcuts</a>
+      <li><a href="#abbreviations">Abbreviations</a>
     </ul>
   </div>
 
   <h2 class="_lined-heading" id="search">Search</h2>
   <p>
     The search is case-insensitive and supports fuzzy matching (for queries longer than two characters).
-    For example, searching <code class="_label">bgcp</code> brings up <code class="_label">background-clip</code>.
+    For example, searching <code class="_label">bgcp</code> brings up <code class="_label">background-clip</code>.<br>
+    Abbreviations are also supported (<a href="#abbreviations">full list</a> below).
+    For example, <code class="_label">$</code> is an alias for <code class="_label">jQuery</code>.
   <dl>
     <dt id="doc_search">Searching a single documentation
     <dd>
@@ -102,4 +105,14 @@ app.templates.helpPage = """
   </dl>
   <p class="_note">
     <strong>Tip:</strong> If the cursor is no longer in the search field, press backspace or
-    continue to type and it will refocus the search field and start showing new results. """
+    continue to type and it will refocus the search field and start showing new results.
+
+  <h2 class="_lined-heading" id="abbreviations">Abbreviations</h2>
+  <p>Feel free to suggest new abbreviations on <a href="https://github.com/Thibaut/devdocs/issues/new">GitHub</a>.
+  <table class="_abbreviations">
+    <tr>
+      <th>Word
+      <th>Alias
+    #{("<tr><td>#{key}<td>#{value}" for key, value of app.models.Entry.ALIASES).join('')}
+  </table>
+"""

assets/stylesheets/components/_content.scss

@@ -381,6 +381,12 @@
   @extend %label;
 }
 
+//
+// Abbreviations
+//
+
+._abbreviations td { @extend %code; }
+
 //
 // Utilities
 //