Removing the stringify method. Updating the package.json to use the m…

…ocha binary included in node_modules. Updated to use chai.cofig instead of chai.Assertion

lib/winston-logstash.js

@@ -34,10 +34,6 @@ var Logstash = exports.Logstash = function (options) {
 
   this.label = options.label || this.node_name;
 
-  this.stringify = options.stringify || function(obj) {
-    return JSON.stringify(obj, null, 2);
-  };
-
   // Connection state
   this.log_queue = [];
   this.connected = false;
@@ -90,7 +86,6 @@ Logstash.prototype.log = function (level, msg, meta, callback) {
     meta: meta,
     timestamp: self.timestamp,
     json: true,
-    stringify: this.stringify,
     label: this.label
   });
 

package.json

@@ -5,7 +5,7 @@
   "main": "./lib/winston-logstash",
   "homepage": "https://github.com/jaakkos/winston-logstash",
   "scripts": {
-    "test": "mocha test/*_test.js"
+    "test": "node_modules/mocha/bin/mocha test/*_test.js"
   },
   "engines": {
     "node": ">=0.8.x"

test/winston-logstash_test.js

@@ -9,7 +9,7 @@ var chai = require('chai'),
     timekeeper = require('timekeeper'),
     freezed_time = new Date(1330688329321);
 
-chai.Assertion.includeStack = true;
+chai.config.includeStack = true;
 
 require('../lib/winston-logstash');