Allow pending examples

Simply drop the second argument to it() to use, eg -

  it("should solve world peace");

Signed-off-by: Jonathan del Strother <jon.delStrother@bestbefore.tv>

lib/screw.builder.js

@@ -35,7 +35,14 @@ var Screw = (function($) {
       },
 
       it: function(name, fn) {
-        var it = $('<li class="it">')
+        var className = "it";
+        if (arguments.length < 2) {
+          name += " (pending)";
+          className = "pending";
+          fn = function(){};
+        }
+        var it = $('<li>')
+          .addClass(className)
           .append($('<h2>').text(name))
           .data('screwunit.run', fn);
 

lib/screw.css

@@ -47,12 +47,14 @@ html {
 
       .describes .describe .its {}
 
-        .describes .describe .its .it {
+        .describes .describe .its .it,
+        .describes .describe .its .pending {
           list-style-type: lower-roman;
           list-style-position: outside;
         }
 
-          .describes .describe .its .it h2 {
+          .describes .describe .its .it h2,
+          .describes .describe .its .pending h2 {
             font-weight: normal;
             font-style: italic;
             padding-left: 0.5em;

spec/behaviors_spec.js

@@ -5,6 +5,8 @@ Screw.Unit(function() {
 
   describe('Behaviors', function() {
     describe('#run', function() {
+      it("shouldn't run pending specs");
+
       describe("a simple [describe]", function() {
         it("invokes the global [before] before an [it]", function() {
           expect(global_before_invoked).to(equal, true);