feat(plug-in): add configure hook

This commit removes the prebundle hook to configure and adds the
prebundle event that may be used to perform additional configuration.

This allows users to reliably hook into the bundling process in
browserify@7 times.

Closes #63

lib/bro.js

@@ -133,7 +133,7 @@ function Bro(bundleFile) {
     });
 
     var browserifyOptions = _.extend({}, watchify.args, _.omit(bopts, [
-      'transform', 'plugin', 'prebundle', 'bundleDelay'
+      'transform', 'plugin', 'configure', 'bundleDelay'
     ]));
 
     if ('exposeAll' in browserifyOptions) {
@@ -165,9 +165,9 @@ function Bro(bundleFile) {
       w.transform.apply(w, t);
     });
 
-    // test if we have a prebundle function
-    if (bopts.prebundle && typeof bopts.prebundle === 'function') {
-      bopts.prebundle(w);
+    // test if we have a configure function
+    if (bopts.configure && typeof bopts.configure === 'function') {
+      bopts.configure(w);
     }
 
     // register rebuild bundle on change
@@ -236,6 +236,13 @@ function Bro(bundleFile) {
         });
       }
 
+      // fire this small little event so that
+      // parties may take part in the bundling process
+      // in the configure hook
+
+      w.emit('prebundle');
+
+
       log.debug('bundling');
 
       files.forEach(function(f) {

test/spec/pluginSpec.js

@@ -530,19 +530,19 @@ describe('bro', function() {
     });
 
 
-    it('should support prebundle in the options', function(done) {
+    it('should support configure hook in the options', function(done) {
 
       // given
       var plugin = createPlugin({
         browserify: {
-          prebundle: function(bundle) {
+          configure: function(bundle) {
             bundle.external('foobar');
           }
         }
       });
 
       var bundleFile = createFile(bundle.location);
-      var testFile = createFile('test/fixtures/prebundle.js');
+      var testFile = createFile('test/fixtures/configure.js');
 
       // when
       plugin.preprocess(bundleFile, [ testFile ], function() {
@@ -618,7 +618,7 @@ describe('bro', function() {
         browserify: {
           transform: [ 'brfs' ],
           // Hook into bundler/pipeline events for success/error
-          prebundle: function(bundle) {
+          configure: function(bundle) {
             // After first bundle
             bundle.once('bundled', function (err) {
               // Fail if there was an error
@@ -650,7 +650,7 @@ describe('bro', function() {
         browserify: {
           plugin: [ ['tsify', { removeComments: true } ] ],
           // Hook into bundler/pipeline events for success/error
-          prebundle: function(bundle) {
+          configure: function(bundle) {
             // After first bundle
             bundle.once('bundled', function (err) {
               // Fail if there was an error