UMD support

gulpfile.js

@@ -7,6 +7,7 @@ var rename = require('gulp-rename');
 var replace = require('gulp-replace');
 var streamify = require('gulp-streamify');
 var uglify = require('gulp-uglify');
+var umd = require('gulp-umd');
 var gutil = require('gulp-util');
 var zip = require('gulp-zip');
 var merge = require('merge2');
@@ -46,6 +47,17 @@ function watch(glob, task) {
 function buildTask() {
   var task = function() {
     return gulp.src(srcDir + 'plugin.js')
+      .pipe(umd({
+        dependencies: function(file) {
+          return [{
+            name: 'chart.js',
+            amd: 'chart.js',
+            cjs: 'chart.js',
+            global: 'Chart',
+            param: 'Chart'
+          }];
+        }
+      }))
       .pipe(rename(package.name + '.js'))
       .pipe(insert.prepend(header))
       .pipe(streamify(replace('{{ version }}', package.version)))

package.json

@@ -12,12 +12,13 @@
   "devDependencies": {
     "gulp": "^3.9.1",
     "gulp-eslint": "^3.0.0",
-    "gulp-insert": "^0.5.0",
     "gulp-file": "^0.3.0",
-    "gulp-replace": "^0.5.4",
+    "gulp-insert": "^0.5.0",
     "gulp-rename": "^1.2.2",
+    "gulp-replace": "^0.5.4",
     "gulp-streamify": "^1.0.2",
     "gulp-uglify": "^1.5.3",
+    "gulp-umd": "^0.2.1",
     "gulp-util": "^3.0.7",
     "gulp-zip": "^3.2.0",
     "merge2": "^1.0.2",

src/plugin.js

@@ -1,9 +1,7 @@
-/* global window: false */
+/* global window: false, Chart */
 'use strict';
 
-(function() {
-
-	var Chart = window.Chart;
+(function(Chart) {
 	var helpers = Chart.helpers;
 	var STUB_KEY = '_chartjs_deferred';
 	var MODEL_KEY = '_deferred_model';
@@ -202,5 +200,4 @@
 			}
 		}
 	});
-
-}());
+}(Chart || window.Chart));