mediator

Mediator pattern implementation for Node.js.

example

var Mediator = require('../index'),
    mediator =  new Mediator(),
    // Add a couple of members
    member0 = {},
    member1 = {};

//add the members to the mediator
mediator.add(member0,"testEvent0",member0Callback);
mediator.add(member1,"testEvent0",member1Callback);

//inline callback
mediator.add(member1,"testEvent1",function(rs){
    console.log("-> testEvent1 " + rs.res);
});

//anon member with inline callback
mediator.on("testEvent1", function(rs){
    console.log("-> Anon testEvent1 " + rs.res);
});

//add a few callbacks
function member0Callback (rs){
    console.log("-> member0Callback " + rs.res);
};

function member1Callback (rs){
    console.log("-> member1Callback " + rs.res);
};

//emit some events
member0.emit("testEvent0", {res:"word"});
member1.emit("testEvent1", {res:"yo"});

//removelistener
mediator.remove("testEvent0",member1);
//...and check if is still listening
member0.emit("testEvent0", {res:"word"});

install

With npm do:

npm install mediator