gulpfile.js

   1 const browserify = require('browserify');
   2 const buffer = require('vinyl-buffer');
   3 const fs = require('fs-extra');
   4 const gulp = require('gulp');
   5 const merge = require('merge-stream');
   6 const mochaPhantom = require('gulp-mocha-phantomjs');
   7 const sorcery = require('sorcery');
   8 const source = require('vinyl-source-stream');
   9 const sourcemaps = require('gulp-sourcemaps');
  10 const ts = require('gulp-typescript');
  11 const tsify = require('tsify');
  12
  13
  14 let buildDir = process.env.BUILD_DIR || 'build';
  15
  16
  17 /**
  18  * Compile TypeScript sources to JavaScript files and create a source map file for each TypeScript
  19  * file compiled.
  20  */
  21 gulp.task('tsc', function () {
  22   // Remove the lib/ directory to prevent confusion if files were deleted in src/
  23   fs.emptyDirSync('lib');
  24
  25   // Build all TypeScript files (including tests) to lib/, based on the configuration defined in
  26   // `tsconfig.json`.
  27   let tsProject = ts.createProject('tsconfig.json');
  28   let tsResult = tsProject.src().pipe(sourcemaps.init()).pipe(tsProject());
  29   let tsc = tsResult.js.pipe(sourcemaps.write('.', {includeContent: false, sourceRoot: ''})).pipe(gulp.dest('lib'));
  30
  31   // Copy all addons from src/ to lib/
  32   let copyAddons = gulp.src('src/addons/**/*').pipe(gulp.dest('lib/addons'));
  33
  34   // Copy stylesheets from src/ to lib/
  35   let copyStylesheets = gulp.src('src/**/*.css').pipe(gulp.dest('lib'));
  36
  37   return merge(tsc, copyAddons, copyStylesheets);
  38 });
  39
  40 /**
  41  * Bundle JavaScript files produced by the `tsc` task, into a single file named `xterm.js` with
  42  * Browserify.
  43  */
  44 gulp.task('browserify', ['tsc'], function() {
  45   // Ensure that the build directory exists
  46   fs.ensureDirSync(buildDir);
  47
  48   let browserifyOptions = {
  49     basedir: buildDir,
  50     debug: true,
  51     entries: ['../lib/xterm.js'],
  52     standalone: 'Terminal',
  53     cache: {},
  54     packageCache: {}
  55   };
  56   let bundleStream = browserify(browserifyOptions)
  57         .plugin(tsify)
  58         .bundle()
  59         .pipe(source('xterm.js'))
  60         .pipe(buffer())
  61         .pipe(sourcemaps.init({loadMaps: true, sourceRoot: '..'}))
  62         .pipe(sourcemaps.write('./'))
  63         .pipe(gulp.dest(buildDir));
  64
  65   // Copy all add-ons from lib/ to buildDir
  66   let copyAddons = gulp.src('lib/addons/**/*').pipe(gulp.dest(`${buildDir}/addons`));
  67
  68   // Copy stylesheets from src/ to lib/
  69   let copyStylesheets = gulp.src('lib/**/*.css').pipe(gulp.dest(buildDir));
  70
  71   return merge(bundleStream, copyAddons, copyStylesheets);
  72 });
  73
  74 gulp.task('test-phantom', function () {
  75   return gulp.src('test-harness.html')
  76       .pipe(mochaPhantom());
  77 });
  78
  79 /**
  80  * Use `sorcery` to resolve the source map chain and point back to the TypeScript files.
  81  * (Without this task the source maps produced for the JavaScript bundle points into the
  82  * compiled JavaScript files in lib/).
  83  */
  84 gulp.task('sorcery', ['browserify'], function () {
  85   var chain = sorcery.loadSync(`${buildDir}/xterm.js`);
  86   var map = chain.apply();
  87   chain.writeSync();
  88 });
  89
  90 gulp.task('build', ['sorcery']);
  91
  92 gulp.task('default', ['build']);