mermaid/gulp/tasks/dist.js

var gulp = require('gulp')
var browserify = require('gulp-browserify')
// var shell = require('gulp-shell')

var concat = require('gulp-concat')
var uglify = require('gulp-uglify')
var extReplace = require('gulp-ext-replace')
var rename = require('gulp-rename')
// var istanbul = require('gulp-istanbul')
var insert = require('gulp-insert')

/**
 * dist targets
 * * dist - creates everything
 * * mermaidAPI
 * * mermaidAPI.slim
 * * legacy - uses old build creates mermaid.full and mermaid.slim
 * * mermaid - new build creates mermaid.js and mermaid.min.js, mermaid.no-d3.js mermaid.no-d3.min.js
 */

// Basic usage
gulp.task('slimDist', function () {
    // Single entry point to browserify
  return gulp.src('src/main.js')
        .pipe(browserify())
        /* .pipe(browserify({standalone: 'mermaid'}))
         .on('prebundle', function(bundle) {
         // Keep these external for the slim version.
         slim_ext_libs.forEach(function(lib) {
         bundle.external(lib);
         });
         }) */
        .pipe(rename('mermaid-legacy.slim.js'))
        .pipe(insert.prepend('(function () { var define = undefined; '))
        .pipe(insert.append(' })();'))
        .pipe(gulp.dest('./dist/'))
        .pipe(uglify())
        .pipe(extReplace('.min.js'))
        .pipe(gulp.dest('./dist/'))
})

// Basic usage
gulp.task('fullDist', ['slimDist'], function () {
    // Single entry point to browserify
  gulp.src(['node_modules/d3/d3.min.js', 'node_modules/dagre-d3/dist/dagre-d3.min.js', 'dist/mermaid.slim.js'])
        .pipe(concat('mermaid-legacy.full.js'))
        .pipe(gulp.dest('./dist/'))
  return gulp.src(['node_modules/d3/d3.min.js', 'node_modules/dagre-d3/dist/dagre-d3.min.js', 'dist/mermaid.slim.min.js'])
        .pipe(concat('mermaid.full.min.js'))
        .pipe(gulp.dest('./dist/'))
})

// Basic usage
// gulp.task('api', shell.task([
//    'browserify src/mermaid.js | uglify > dist/mermaid.min.js',
//    'browserify src/mermaid.js | uglify > dist/mermaid.min.js',
//    'browserify src/mermaidAPI.js -o dist/mermaidAPI.js'
//    //'jison src/diagrams/sequenceDiagram/parser/sequenceDiagram.jison -o src/diagrams/sequenceDiagram/parser/sequenceDiagram.js'
// ]));

// Basic usage
gulp.task('mermaid.slim', function () {
    // Single entry point to browserify
  // var EXTERNALS = ['d3']

  return gulp.src('src/mermaid.js')
        .pipe(browserify({
          external: ['d3'],
          entry: 'src/mermaid.js',
          standalone: 'mermaid'
        }))
        .pipe(rename('mermaid.slim.js'))
        // .on('prebundle', function(bundle){
        //     EXTERNALS.forEach(function(external){
        //       if(external.expose){
        //         bundle.require(external.require, {expose: external.expose} )
        //       }
        //       else{
        //         bundle.require(external.require)
        //       }
        //   })
        // })
        .pipe(gulp.dest('./dist/'))
        .pipe(uglify())
        .pipe(extReplace('.min.js'))
        .pipe(gulp.dest('./dist/'))
})

// Basic usage
gulp.task('mermaid', function () {
  return gulp.src('src/mermaid.js')
        .pipe(browserify({
          entry: 'src/mermaid.js',
          standalone: 'mermaid'
        }))
        .pipe(rename('mermaid.js'))
        .pipe(gulp.dest('./dist/'))
        .pipe(uglify())
        .pipe(extReplace('.min.js'))
        .pipe(gulp.dest('./dist/'))
})

// Basic usage
gulp.task('mermaidAPI', function () {
  return gulp.src('src/mermaidAPI.js')
        .pipe(browserify({
        }))
        .pipe(gulp.dest('./dist/'))
        // .pipe(uglify())
        // .pipe(extReplace('.min.js'))
        // .pipe(gulp.dest('./dist/'));
})

// Basic usage
gulp.task('mermaidAPI.slim', function () {
  return gulp.src('src/mermaidAPI.js')
        .pipe(browserify({
          debug: true,
          external: ['d3']
        }))
        .pipe(rename('mermaidAPI.slim.js'))
        .pipe(gulp.dest('./dist/'))
        .pipe(uglify())
        .pipe(extReplace('.min.js'))
        .pipe(gulp.dest('./dist/'))
})

// Build editor
gulp.task('editor', function () {
    /* gulp.src(['src/editor.js'])
     .pipe(browserify())
     .pipe(concat('main.js'))
     .pipe(gulp.dest('./editor/')); */
  return gulp.src(['node_modules/d3/d3.min.js', 'node_modules/dagre-d3/dist/dagre-d3.min.js', 'dist/mermaid.slim.js', 'src/editor.js'])
        .pipe(concat('build.js'))
        .pipe(gulp.dest('./editor/'))
})

// gulp.task('dist', ['slimDist', 'fullDist','jasmine']);
gulp.task('legacy', ['slimDist', 'fullDist'])

gulp.task('dist', ['mermaidAPI', 'mermaidAPI.slim', 'mermaid.slim', 'mermaid'])