feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/pm2-axon/lib/sockets/sub-emitter.js

@@ -0,0 +1,92 @@
+
+/**
+ * Module dependencies.
+ */
+
+var Message = require('amp-message');
+var SubSocket = require('./sub');
+
+/**
+ * Expose `SubEmitterSocket`.
+ */
+
+module.exports = SubEmitterSocket;
+
+/**
+ * Initialzie a new `SubEmitterSocket`.
+ *
+ * @api private
+ */
+
+function SubEmitterSocket() {
+  this.sock = new SubSocket;
+  this.sock.onmessage = this.onmessage.bind(this);
+  this.bind = this.sock.bind.bind(this.sock);
+  this.connect = this.sock.connect.bind(this.sock);
+  this.close = this.sock.close.bind(this.sock);
+  this.listeners = [];
+}
+
+/**
+ * Message handler.
+ *
+ * @param {net.Socket} sock
+ * @return {Function} closure(msg, mulitpart)
+ * @api private
+ */
+
+SubEmitterSocket.prototype.onmessage = function(){
+  var listeners = this.listeners;
+  var self = this;
+
+  return function(buf){
+    var msg = new Message(buf);
+    var topic = msg.shift();
+
+    for (var i = 0; i < listeners.length; ++i) {
+      var listener = listeners[i];
+
+      var m = listener.re.exec(topic);
+      if (!m) continue;
+
+      listener.fn.apply(this, m.slice(1).concat(msg.args));
+    }
+  }
+};
+
+/**
+ * Subscribe to `event` and invoke the given callback `fn`.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ * @return {SubEmitterSocket} self
+ * @api public
+ */
+
+SubEmitterSocket.prototype.on = function(event, fn){
+  var re = this.sock.subscribe(event);
+  this.listeners.push({
+    event: event,
+    re: re,
+    fn: fn
+  });
+  return this;
+};
+
+/**
+ * Unsubscribe with the given `event`.
+ *
+ * @param {String} event
+ * @return {SubEmitterSocket} self
+ * @api public
+ */
+
+SubEmitterSocket.prototype.off = function(event){
+  for (var i = 0; i < this.listeners.length; ++i) {
+    if (this.listeners[i].event === event) {
+      this.sock.unsubscribe(this.listeners[i].re);
+      this.listeners.splice(i--, 1);
+    }
+  }
+  return this;
+};