Fix sketch() commands.

Author: Michael Bleigh

docs/sketch.html

@@ -13,11 +13,12 @@
 a string argument followed by a value, it will set an instance variable
 (e.g. <code>.sketch('color','#f00')</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre>    <span class="k">if</span> <span class="k">typeof</span><span class="p">(</span><span class="nx">key</span><span class="p">)</span> <span class="o">==</span> <span class="s1">&#39;string&#39;</span> <span class="o">&amp;&amp;</span> <span class="nx">sketch</span>
       <span class="k">if</span> <span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span>
-        <span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">].</span><span class="nx">apply</span> <span class="nx">sketch</span><span class="p">,</span> <span class="nx">args</span>
-      <span class="k">else</span> <span class="k">if</span> <span class="nx">args</span><span class="p">.</span><span class="nx">length</span> <span class="o">==</span> <span class="mi">1</span>
-        <span class="nx">sketch</span><span class="p">.</span><span class="nx">set</span> <span class="nx">key</span><span class="p">,</span> <span class="nx">args</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
-      <span class="k">else</span> <span class="k">if</span> <span class="nx">args</span><span class="p">.</span><span class="nx">length</span> <span class="o">==</span> <span class="mi">0</span>
-        <span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span>
+        <span class="k">if</span> <span class="k">typeof</span><span class="p">(</span><span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">])</span> <span class="o">==</span> <span class="s1">&#39;function&#39;</span>
+          <span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">].</span><span class="nx">apply</span> <span class="nx">sketch</span><span class="p">,</span> <span class="nx">args</span>
+        <span class="k">else</span> <span class="k">if</span> <span class="nx">args</span><span class="p">.</span><span class="nx">length</span> <span class="o">==</span> <span class="mi">0</span>
+          <span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span>
+        <span class="k">else</span> <span class="k">if</span> <span class="nx">args</span><span class="p">.</span><span class="nx">length</span> <span class="o">==</span> <span class="mi">1</span>
+          <span class="nx">sketch</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span> <span class="o">=</span> <span class="nx">args</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
       <span class="k">else</span>
         <span class="nx">$</span><span class="p">.</span><span class="nx">error</span><span class="p">(</span><span class="s1">&#39;Sketch.js did not recognize the given command.&#39;</span><span class="p">)</span>
     <span class="k">else</span> <span class="k">if</span> <span class="nx">sketch</span>

lib/sketch.js

@@ -13,11 +13,13 @@ var __slice = Array.prototype.slice;
     sketch = this.data('sketch');
     if (typeof key === 'string' && sketch) {
       if (sketch[key]) {
-        return sketch[key].apply(sketch, args);
-      } else if (args.length === 1) {
-        return sketch.set(key, args[0]);
-      } else if (args.length === 0) {
-        return sketch[key];
+        if (typeof sketch[key] === 'function') {
+          return sketch[key].apply(sketch, args);
+        } else if (args.length === 0) {
+          return sketch[key];
+        } else if (args.length === 1) {
+          return sketch[key] = args[0];
+        }
       } else {
         return $.error('Sketch.js did not recognize the given command.');
       }

src/sketch.coffee

@@ -20,11 +20,12 @@
     # (e.g. `.sketch('color','#f00')`.
     if typeof(key) == 'string' && sketch
       if sketch[key]
-        sketch[key].apply sketch, args
-      else if args.length == 1
-        sketch.set key, args[0]
-      else if args.length == 0
-        sketch[key]
+        if typeof(sketch[key]) == 'function'
+          sketch[key].apply sketch, args
+        else if args.length == 0
+          sketch[key]
+        else if args.length == 1
+          sketch[key] = args[0]
       else
         $.error('Sketch.js did not recognize the given command.')
     else if sketch