Added keys with the same name as the tag name.

Makes it easier to move tag numbers around without having to change
the rules.

doc/index.html

@@ -106,7 +106,9 @@
     <ol>
 
            <span class="types"><a class="type" href="http://www.lua.org/manual/5.1/manual.html#5.5">table</a></span>
-        A list of all created tags.
+         A list of all created tags. Tags are assigned numeric values
+ corresponding to the input list, and all tags with non-numerical names are
+ also assigned to a key with the same name.
     </ol>
 
 
@@ -119,7 +121,8 @@
    <span class="comment">-- "www" is the second tag on screen 1 with the floating layout.
 </span>   { name = <span class="string">"www"</span> },
    <span class="comment">-- Third tag is named "3" on screen 1 with the floating layout.
-</span>   {})</pre>
+</span>   {})
+   -- tags[<span class="number">2</span>] <span class="keyword">and</span> tags[<span class="string">"www"</span>] both refer to the same tag.</pre>
     </ul>
 
 </dd>
@@ -213,7 +216,7 @@
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.3</a></i>
-<i style="float:right;">Last updated 2016-01-03 19:41:48 </i>
+<i style="float:right;">Last updated 2016-01-09 21:09:20 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>

init.lua

@@ -49,7 +49,9 @@ local sharedtags = {
 -- defaults to the first layout. The `screen` value sets the starting screen
 -- for the tag and defaults to the first screen. The tags will be sorted in this
 -- order in the default taglist.
--- @treturn table A list of all created tags.
+-- @treturn table A list of all created tags. Tags are assigned numeric values
+-- corresponding to the input list, and all tags with non-numerical names are
+-- also assigned to a key with the same name.
 -- @usage local tags = sharedtags(
 --   -- "main" is the first tag starting on screen 2 with the tile layout.
 --   { name = "main", layout = awful.layout.suit.tile, screen = 2 },
@@ -57,6 +59,7 @@ local sharedtags = {
 --   { name = "www" },
 --   -- Third tag is named "3" on screen 1 with the floating layout.
 --   {})
+-- -- tags[2] and tags["www"] both refer to the same tag.
 function sharedtags.new(def)
     local tags = {}
 
@@ -67,6 +70,11 @@ function sharedtags.new(def)
             sharedtagindex = i
         })
 
+        -- Create an alias between the index and the name.
+        if t.name and type(t.name) ~= "number" then
+            tags[t.name] = tags[i]
+        end
+
         -- If no tag is selected for this screen, then select this one.
         if not awful.tag.selected(awful.tag.getscreen(tags[i])) then
             awful.tag.viewonly(tags[i]) -- Updates the history as well.
@@ -108,7 +116,6 @@ function sharedtags.movetag(tag, screen)
                 local newtag = awful.tag.find_fallback(oldscreen)
                 if newtag then
                     awful.tag.viewonly(newtag)
-                else
                 end
             end
         else

rc.lua.patch

@@ -90,7 +90,7 @@ https://github.com/Drauthius/awesome-sharedtags
 +    -- Set Firefox to always map on tag number 2.
      -- { rule = { class = "Firefox" },
 -    --   properties = { tag = tags[1][2] } },
-+    --   properties = { tag = tags[2] } },
++    --   properties = { tag = tags[2] } }, -- tag = tags["www"] works as well
  }
  -- }}}