Трамвайный и светофорный NodeJS-сервера

EventEmitter.js

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+/**
+ * Constructs EventEmitter
+ *
+ * @constructor
+ * @this {EventEmitter}
+ */
+
+function EventEmitter() {
+    /** @private */ this.__listeners = {};
+
+/**
+ * Adds event listener
+ *
+ *
+ * @this {EventEmitter}
+ * @param {string} event 
+ * @param {func} listener
+ */	
+    EventEmitter.prototype.on = function (event, listener) {
+        if (this.__listeners[event] === undefined) {
+            this.__listeners[event] = [];
+        }
+        this.__listeners[event].push(listener);
+    };
+
+/**
+ * Removes event listener
+ *
+ *
+ * @this {EventEmitter}
+ * @param {string} event 
+ * @param {func} listener
+ */	
+    EventEmitter.prototype.off = function (event, listener) {
+        if (this.__listeners[event] !== undefined) {
+            for (var i = 0; i < this.__listeners[event].length; i++) {
+                if (this.__listeners[event][i] === listener)
+                    this.__listeners[event].splice(i,1);
+            }
+        }
+    };
+
+/**
+ * Returns function to call in setTimeout
+ *
+ * @private
+ * @this {EventEmitter}
+ * @param {string} event 
+ * @param {int} position
+ * @param {string} data Optional data
+ */		
+	EventEmitter.prototype.__returnFunction = function (event, position, data) {
+		return function () {
+			this.__listeners[event][position](data);
+		}.bind(this);
+	};
+
+/**
+ * Emits event
+ *
+ *
+ * @this {EventEmitter}
+ * @param {string} event 
+ * @param {string} data Optional data
+ */		
+    EventEmitter.prototype.emit = function (event, data) {
+        if (this.__listeners[event] !== undefined) {
+            for (var i = 0; i < this.__listeners[event].length; i++) {
+                setTimeout(this.__returnFunction(event, i, data), 0);
+            }
+        }
+    };
+
+}
+
+var isNodeJS = function() {
+	if (typeof module !== 'undefined' && module.exports) {
+		return true;
+	} else {
+		return false;
+	}
+};
+
+if (isNodeJS()) {
+	exports.EventEmitter = EventEmitter;
+}

README.md

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+nodejs
+======