Merge pull request #565 from danvk/gulp

[dygraphs.git] / gulpfile.js

diff --git a/gulpfile.js b/gulpfile.js
new file mode 100644 (file)
index 0000000..b1592bd
--- /dev/null
+++ b/gulpfile.js
@@ -0,0 +1,168 @@
+var gulp = require('gulp');
+var plugins = require('gulp-load-plugins')();
+var karma = require('karma').server;
+var path = require('path');
+
+var dev = false;
+var src = {
+  base: "src",
+  polyfills: {
+    base: "src/polyfills",
+    files: [
+      "console.js",
+      "dashed-canvas.js"
+    ]
+  },
+  main: {
+    base: "src",
+    files: [
+      "dygraph-options.js",
+      "dygraph-layout.js",
+      "dygraph-canvas.js",
+      "dygraph.js",
+      "dygraph-utils.js",
+      "dygraph-gviz.js",
+      "dygraph-interaction-model.js",
+      "dygraph-tickers.js",
+      "dygraph-plugin-base.js"
+    ]
+  } ,
+  plugins: {
+    base: "src/plugins",
+    files: [
+      "annotations.js",
+      "axes.js",
+      "chart-labels.js",
+      "grid.js",
+      "legend.js",
+      "range-selector.js",
+      "../dygraph-plugin-install.js"
+    ]
+  },
+  // Only used by dynamic loader
+  devOptions: {
+    base: "src",
+    files: ["dygraph-options-reference.js"]
+  },
+  datahandlers: {
+    base: "src/datahandler",
+    files: [
+      "datahandler.js",
+      "default.js",
+      "default-fractions.js",
+      "bars.js",
+      "bars-error.js",
+      "bars-custom.js",
+      "bars-fractions.js"
+    ]
+  }
+};
+
+// Convenience function to merge multiple arrays into one
+var mergePaths = function() {
+  var paths = [];
+  var pathobj = null;
+  if (arguments.length > 0) {
+    for (var i = 0; i < arguments.length; i++) {
+      pathObj = arguments[i];
+      pathObj.files.map(function(filename) {
+        paths.push(path.join(pathObj.base, filename));
+      });
+    }
+
+    return paths;
+  } else {
+    return [];
+  }
+};
+
+var copyright = '/*! @license Copyright 2015 Dan Vanderkam (danvdk@gmail.com) MIT-licensed (http://opensource.org/licenses/MIT) */';
+
+/*
+// Creates the dygraph-autoloader
+gulp.task('create-loader', function() {
+  // Create string ready for javascript array
+  var files = mergePaths(src.lib, src.main, src.plugins, src.devOptions, src.datahandlers)
+    .map(function(filename) {
+      // Make the path relative to dist file and add quotes
+      return "'" + filename.replace(src.base, '../../' + src.base) + "'";
+    })
+    .join(",");
+
+  return gulp.src(src.base + '../dygraph/dygraph-autoloader.js')
+    .pipe(plugins.replace(/\/\* REPLACEME \*\//, files))
+    .pipe(gulp.dest('dist/scratch'));
+});
+*/
+
+gulp.task('create-dev', function() {
+  var dest = 'dist';
+  return gulp.src(mergePaths(src.polyfills, src.main, src.plugins, src.devOptions, src.datahandlers), {base: '.'})
+    .pipe(plugins.sourcemaps.init({debug:true}))
+    .pipe(plugins.concat('dygraph-combined-dev.js'))
+    .pipe(plugins.header(copyright))
+    .pipe(plugins.sourcemaps.write('.'))  // '.' = external sourcemap
+    .pipe(gulp.dest(dest));
+});
+
+gulp.task('concat', function() {
+  var dest = 'dist';
+  return gulp.src(mergePaths(src.polyfills, src.main, src.plugins, src.datahandlers), {base: '.'})
+     .pipe(plugins.sourcemaps.init())
+     .pipe(plugins.concat('scratch'))
+     .pipe(plugins.header(copyright))
+     .pipe(gulp.dest(dest))
+     .pipe(plugins.uglify({
+      compress: {
+        global_defs: { DEBUG: false }
+      },
+      warnings: false,
+      preserveComments: "none"
+     }))
+     .pipe(plugins.header(copyright))
+     .pipe(plugins.rename('dygraph-combined.js'))
+     .pipe(plugins.sourcemaps.write('.'))
+     .pipe(gulp.dest(dest));
+
+});
+
+gulp.task('gwt-dist', ['concat'], function() {
+  // Copy package structure to dist folder
+  gulp.src('gwt/**', {'base': '.'})
+    .pipe(gulp.dest('dist'));
+
+  gulp.src('dygraph-combined.js')
+    .pipe(gulp.dest('dist/gwt/org/danvk'));
+
+  // Generate jar
+  gulp.src('')
+    .pipe(plugins.shell([
+      'bash -c "jar -cf dist/dygraph-gwt.jar -C dist/gwt org"'
+    ]))
+});
+
+gulp.task('test', ['concat', 'create-dev'], function(done) {
+  karma.start({
+    configFile: process.cwd() + '/auto_tests/karma.conf.js',
+    singleRun: true
+  }, done);
+});
+
+gulp.task('coveralls', ['test'], plugins.shell.task([
+  './scripts/transform-coverage.js ' +
+      'dist/dygraph-combined-dev.js.map ' +
+      'dist/coverage/report-lcov/lcov.info ' +
+  '| ./node_modules/.bin/coveralls'
+]));
+
+gulp.task('watch', function() {
+  gulp.watch('src/**', ['concat']);
+});
+
+gulp.task('watch-test', function() {
+  gulp.watch(['src/**', 'auto_tests/tests/**'], ['test']);
+});
+
+gulp.task('dist', ['gwt-dist', 'concat', 'create-dev']);
+gulp.task('travis', ['test', 'coveralls']);
+gulp.task('default', ['test', 'dist']);