Generate the Chart.Deferred.js.zip package

New `gulp package` task to ZIP dist files, samples and the license file. The archive is generated in the /dist folder and is deployed by Travis along the GH release. Note that the dist folder is not preserved but merged in the package root directory.

.travis.yml

@@ -3,8 +3,9 @@ node_js:
 - '4.4'
 
 script:
-- gulp build
 - gulp lint
+- gulp build
+- gulp package
 
 deploy:
   provider: releases
@@ -13,6 +14,7 @@ deploy:
   file:
   - "./dist/Chart.Deferred.js"
   - "./dist/Chart.Deferred.min.js"
+  - "./dist/Chart.Deferred.js.zip"
   skip_cleanup: true
   on:
     tags: true

README.md

@@ -38,13 +38,19 @@ Note that default options will defer the chart loading until the first line of p
 
 ## Development
 
-The following commands are available from the repository root (requires [Node.js](https://nodejs.org/))
+You first need to install node dependencies (requires [Node.js](https://nodejs.org/)):
+
+```shell
+> npm install
+```
+
+The following commands will then be available from the repository root:
 
 ```shell
-> npm install           // initialize node dependencies
 > gulp build            // build dist files
 > gulp build --watch    // build and watch for changes
 > gulp lint             // perform code linting
+> gulp package          // create an archive with dist files and samples
 ```
 
 ## License

gulpfile.js

@@ -7,11 +7,14 @@ var replace = require('gulp-replace');
 var streamify = require('gulp-streamify');
 var uglify = require('gulp-uglify');
 var gutil = require('gulp-util');
+var zip = require('gulp-zip');
+var merge = require('merge2');
 var path = require('path');
 var package = require('./package.json');
 
 var srcDir = './src/';
 var outDir = './dist/';
+var samplesDir = './samples/';
 
 var header = "/*!\n\
  * Chart.Deferred.js\n\
@@ -25,6 +28,7 @@ var header = "/*!\n\
 
 gulp.task('build', buildTask);
 gulp.task('lint', lintTask);
+gulp.task('package', packageTask);
 gulp.task('default', ['build']);
 
 function watch(glob, task) {
@@ -57,9 +61,28 @@ function buildTask() {
 }
 
 function lintTask() {
-  var files = [srcDir + '**/*.js'];
+  var files = [
+    srcDir + '**/*.js',
+    samplesDir + '**/*.js'
+  ];
+
   return gulp.src(files)
     .pipe(eslint())
     .pipe(eslint.format())
     .pipe(eslint.failAfterError());
 }
+
+function packageTask() {
+  return merge(
+      // gather "regular" files landing in the package root
+      gulp.src([outDir + '*.js', 'LICENSE.md']),
+
+      // dist files in the package are in the root, so we need to rewrite samples
+      // src="../dist/ to src="../ and then copy them in the /samples directory.
+      gulp.src(samplesDir + '**/*', { base: '.' })
+        .pipe(streamify(replace('src="../dist/', 'src="../')))
+  )
+  // finally, create the zip archive
+  .pipe(zip('Chart.Deferred.js.zip'))
+  .pipe(gulp.dest(outDir));
+}

package.json

@@ -18,6 +18,8 @@
     "gulp-streamify": "^1.0.2",
     "gulp-uglify": "^1.5.3",
     "gulp-util": "^3.0.7",
+    "gulp-zip": "^3.2.0",
+    "merge2": "^1.0.2",
     "path": "^0.12.7",
     "yargs": "^4.7.1"
   }