Merge pull request #297 from DavidZey/master

JIRA HUDEV-103 - add onPreStart app hook

lib/app.js

@@ -1,26 +1,32 @@
 // # app.js
 
-var _ = require('underscore'),
-    path = require("path"),
+var path = require("path"),
     fs   = require("fs"),
-    util = require("util"),
-    feather = require("./feather"),
-    featherConfig = require("feather-config"),
-    cluster = require('cluster'),
-    os = require('os');
-
-/* ------------------------------------------------------------------ */
+    appHooks = null,
+    appDir = process.cwd(),
+    appName = path.basename(appDir),
+    appLibDir = path.join(appDir, 'lib'),
+    libDir = path.join(process.env.FEATHER_HOME, 'lib');    
 
 // Initialize the directory structure and name of the application.
 if (fs.existsSync(appDir + '/app.js')) {
   appHooks = require(appDir + "/app.js");
 } 
 
-var appDir = process.cwd();
-var appName = path.basename(appDir);
-var appLibDir = path.join(appDir, 'lib');
-var libDir = path.join(process.env.FEATHER_HOME, 'lib');
+// Adding hook to allow monitoring service (like newrelic) to register before main modules are loaded
+if (appHooks && appHooks.onPreStart && typeof appHooks.onPreStart === 'function') {
+  appHooks.onPreStart();
+  delete appHooks.onPreStart;
+}
 
+var _ = require('underscore'),
+  util = require("util"),
+  feather = require("./feather"),
+  featherConfig = require("feather-config"),
+  cluster = require('cluster'),
+  os = require('os');
+
+/* ------------------------------------------------------------------ */
 featherConfig.init({
 
   appDir: appDir,
@@ -98,8 +104,6 @@ featherConfig.init({
   } else {
     if (! err) {
 
-      var appHooks = null;
-
       if (fs.existsSync(appDir + '/app.js')) {
         appHooks = require(appDir + "/app.js");
       }