* Once the directives have been collected, their compile functions are executed. This method * is responsible for inlining directive templates as

* Returns true if the first node in this selection has the given class list. If multiple classes are specified (i.e., "foo bar"), then returns true on

* Compile function matches each node in nodeList against the directives. Once all directives * for a particular node are collected their compile

* Executes the `fn` function(supports currying) and decrements the `outstandingRequestCallbacks` * counter. If the counter reaches 0, all the `outs