gulpfile.js

   1 var gulp = require('gulp');
   2 var plugins = require('gulp-load-plugins')();
   3 var karma = require('karma').server;
   4 var lazypipe = require('lazypipe');
   5 var path = require('path');
   6
   7 var dev = false;
   8 var src = {
   9   base: "src",
  10   polyfills: {
  11     base: "src/polyfills",
  12     files: [
  13       "console.js",
  14       "dashed-canvas.js"
  15     ]
  16   },
  17   main: {
  18     base: "src",
  19     files: [
  20       "dygraph-options.js",
  21       "dygraph-layout.js",
  22       "dygraph-canvas.js",
  23       "dygraph.js",
  24       "dygraph-utils.js",
  25       "dygraph-gviz.js",
  26       "dygraph-interaction-model.js",
  27       "dygraph-tickers.js",
  28       "dygraph-plugin-base.js"
  29     ]
  30   } ,
  31   plugins: {
  32     base: "src/plugins",
  33     files: [
  34       "annotations.js",
  35       "axes.js",
  36       "chart-labels.js",
  37       "grid.js",
  38       "legend.js",
  39       "range-selector.js",
  40       "../dygraph-plugin-install.js"
  41     ]
  42   },
  43   // Only used by dynamic loader
  44   devOptions: {
  45     base: "src",
  46     files: ["dygraph-options-reference.js"]
  47   },
  48   datahandlers: {
  49     base: "src/datahandler",
  50     files: [
  51       "datahandler.js",
  52       "default.js",
  53       "default-fractions.js",
  54       "bars.js",
  55       "bars-error.js",
  56       "bars-custom.js",
  57       "bars-fractions.js"
  58     ]
  59   }
  60 };
  61
  62 // Convenience function to merge multiple arrays into one
  63 var mergePaths = function() {
  64   var paths = [];
  65   var pathobj = null;
  66   if (arguments.length > 0) {
  67     for (var i = 0; i < arguments.length; i++) {
  68       pathObj = arguments[i];
  69       pathObj.files.map(function(filename) {
  70         paths.push(path.join(pathObj.base, filename));
  71       });
  72     }
  73
  74     return paths;
  75   } else {
  76     return [];
  77   }
  78 };
  79
  80 var copyright = '/*! @license Copyright 2015 Dan Vanderkam (danvdk@gmail.com) MIT-licensed (http://opensource.org/licenses/MIT) */';
  81
  82 /*
  83 // Creates the dygraph-autoloader
  84 gulp.task('create-loader', function() {
  85   // Create string ready for javascript array
  86   var files = mergePaths(src.lib, src.main, src.plugins, src.devOptions, src.datahandlers)
  87     .map(function(filename) {
  88       // Make the path relative to dist file and add quotes
  89       return "'" + filename.replace(src.base, '../../' + src.base) + "'";
  90     })
  91     .join(",");
  92
  93   return gulp.src(src.base + '../dygraph/dygraph-autoloader.js')
  94     .pipe(plugins.replace(/\/\* REPLACEME \*\//, files))
  95     .pipe(gulp.dest('dist/scratch'));
  96 });
  97 */
  98
  99 gulp.task('create-dev', function() {
 100   var dest = 'dist';
 101   return gulp.src(mergePaths(src.polyfills, src.main, src.plugins, src.devOptions, src.datahandlers), {base: '.'})
 102     .pipe(plugins.sourcemaps.init({debug:true}))
 103     .pipe(plugins.concat('dygraph-combined.dev.js'))
 104     .pipe(plugins.header(copyright))
 105     .pipe(plugins.sourcemaps.write('.'))  // '.' = external sourcemap
 106     .pipe(gulp.dest(dest));
 107 });
 108
 109 gulp.task('concat', function() {
 110   var dest = 'dist';
 111   return gulp.src(mergePaths(src.polyfills, src.main, src.plugins, src.datahandlers))
 112      .pipe(plugins.sourcemaps.init())
 113      .pipe(plugins.concat('dygraph-combined.js'))
 114      .pipe(plugins.header(copyright))
 115      .pipe(gulp.dest(dest))
 116      .pipe(plugins.uglify({
 117       compress: {
 118         global_defs: { DEBUG: false }
 119       },
 120       warnings: false,
 121       preserveComments: "none"
 122      }))
 123      .pipe(plugins.header(copyright))
 124      .pipe(plugins.rename('dygraph-combined.min.js'))
 125      .pipe(plugins.sourcemaps.write('.'))
 126      .pipe(gulp.dest(dest));
 127
 128 });
 129
 130 gulp.task("bower-dist", ['concat'], function() {
 131   gulp.src('src/dygraph/extras/**', {base: 'src/dygraph'})
 132     .pipe(gulp.dest('dist/bower'));
 133
 134   return gulp.src('dist/dygraph-combined*')
 135     .pipe(gulp.dest('dist/bower'));
 136 });
 137
 138 gulp.task('gwt-dist', ['concat'], function() {
 139   // Copy package structure to dist folder
 140   gulp.src('gwt/**', {'base': '.'})
 141     .pipe(gulp.dest('dist'));
 142
 143   gulp.src('dygraph-combined.min.js')
 144     .pipe(gulp.dest('dist/gwt/org/danvk'));
 145
 146   // Generate jar
 147   gulp.src('')
 148     .pipe(plugins.shell([
 149       'bash -c "jar -cf dist/dygraph-gwt.jar -C dist/gwt org"'
 150     ]))
 151 });
 152
 153 gulp.task('test', ['concat', 'create-dev'], function(done) {
 154   karma.start({
 155     configFile: process.cwd() + '/auto_tests/karma.conf.js',
 156     singleRun: true
 157   }, done);
 158 });
 159
 160 gulp.task('coveralls', ['test'], plugins.shell.task([
 161   './scripts/transform-coverage.js ' +
 162       'dist/dygraph-combined.dev.js.map ' +
 163       'dist/coverage/report-lcov/lcov.info ' +
 164   '| ./node_modules/.bin/coveralls'
 165 ]));
 166
 167 gulp.task('watch', function() {
 168   gulp.watch('src/**', ['concat']);
 169 });
 170
 171 gulp.task('watch-test', function() {
 172   gulp.watch(['src/**', 'auto_tests/tests/**'], ['test']);
 173 });
 174
 175 gulp.task('dist', ['gwt-dist', 'bower-dist']);
 176 gulp.task('travis', ['test', 'coveralls']);
 177 gulp.task('default', ['test', 'dist']);