Enigma error objects

core/enig_error.js

@@ -0,0 +1,19 @@
+/* jslint node: true */
+'use strict';
+
+class EnigError extends Error {
+	constructor(message) {
+		super(message);
+
+		this.name		= this.constructor.name;
+		this.message	= message;
+
+		if(typeof Error.captureStackTrace === 'function') {
+			Error.captureStackTrace(this, this.constructor);
+		} else {
+			this.stack = (new Error(message)).stack; 
+		}
+	}
+}
+
+exports.EnigError				= EnigError;