From 40d528b9de7bc2ae56ce647f01e1c473df245d41 Mon Sep 17 00:00:00 2001
From: Peter Bacon Darwin <pete@bacondarwin.com>
Date: Sat, 14 Nov 2015 10:56:41 +0000
Subject: [PATCH] chore(gulpfile): use `gulp.watch` rather than `gulp-watch`
 closes #371

This change makes the exclude (ignore) paths work properly.
Unfortunately this will not pick up "new" files that are added after
the watch has begun. Once gulp 4.0 is released, this will be fixed.
---
 gulpfile.js | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/gulpfile.js b/gulpfile.js
index 8ced402456..509a2301b1 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1,5 +1,4 @@
 var gulp = require('gulp');
-var watch = require('gulp-watch');
 var gutil = require('gulp-util');
 var taskListing = require('gulp-task-listing');
 var path = require('canonical-path');
@@ -250,7 +249,7 @@ function filterOutExcludedPatterns(fileNames, excludeMatchers) {
 
 function apiSourceWatch(postBuildAction) {
   var srcPattern = [path.join(ANGULAR_PROJECT_PATH, 'modules/angular2/src/**/*.*')];
-  watch(srcPattern, {readDelay: 500}, function (event, done) {
+  gulp.watch(srcPattern, {readDelay: 500}, function (event, done) {
     gutil.log('API source changed');
     gutil.log('Event type: ' + event.event); // added, changed, or deleted
     gutil.log('Event path: ' + event.path); // The path of the modified file
@@ -260,12 +259,14 @@ function apiSourceWatch(postBuildAction) {
 }
 
 function apiExamplesWatch(postShredAction) {
-  var examplesPattern = path.join(ANGULAR_PROJECT_PATH, 'modules/angular2/examples/**');
+  var examplesPath = path.join(ANGULAR_PROJECT_PATH, 'modules/angular2/examples/**');
+  var includePattern = path.join(examplesPath, '**/*.*');
+  var excludePattern = '!' + path.join(examplesPath, '**/node_modules/**/*.*');
   var cleanPath = [path.join(_apiShredOptions.fragmentsDir, '**/*.*'), '!**/*.ovr.*'];
 
-  watch([examplesPattern, '!' + examplesPattern + '/node_modules/**'], {readDelay: 500}, function (event, done) {
+  gulp.watch([includePattern, excludePattern], {readDelay: 500}, function (event, done) {
     gutil.log('API example changed');
-    gutil.log('Event type: ' + event.event); // added, changed, or deleted
+    gutil.log('Event type: ' + event.type); // added, changed, or deleted
     gutil.log('Event path: ' + event.path); // The path of the modified file
 
     return delPromise(cleanPath).then(function() {
@@ -275,10 +276,11 @@ function apiExamplesWatch(postShredAction) {
 }
 
 function devGuideExamplesWatch(shredOptions, postShredAction) {
-  var examplesPattern = path.join(shredOptions.examplesDir);
-  watch([examplesPattern, '!' + examplesPattern + '/node_modules/**'], {readDelay: 500}, function (event, done) {
+  var includePattern = path.join(shredOptions.examplesDir, '**/*.*');
+  var excludePattern = '!' + path.join(shredOptions.examplesDir, '**/node_modules/**/*.*');
+  gulp.watch([includePattern, excludePattern], {readDelay: 500}, function (event, done) {
     gutil.log('Dev Guide example changed')
-    gutil.log('Event type: ' + event.event); // added, changed, or deleted
+    gutil.log('Event type: ' + event.type); // added, changed, or deleted
     gutil.log('Event path: ' + event.path); // The path of the modified file
     return docShredder.shredSingleDir(shredOptions, event.path).then(postShredAction);
   });