gulpfile.js

const fs = require('fs')
const gulp = require('gulp')
const shell = require('gulp-shell')
const zip = require('gulp-zip')
const pkg = require('./package.json')

gulp.task('mkdir', async done => {
  if (!fs.existsSync('coverage')) {
    fs.mkdirSync('coverage')
  }

  return done()
})

gulp.task('clean:dist', shell.task(['del-cli ./dist']))

gulp.task('clean:index', shell.task(['del-cli ./index.js ./index.d.ts']))

gulp.task('clean', gulp.parallel('clean:dist', 'clean:index'))

gulp.task('compile', shell.task(['tsc', 'webpack']))

gulp.task(
  'compile:docs',
  shell.task([
    'jsdoc2md --no-cache --files ./src/*.ts --configure ./jsdoc2md.json > ./docs/API.md'
  ])
)

gulp.task('release:js', shell.task(['npm pack']))

gulp.task('release:ts', async done => {
  gulp
    .src(['src/**', 'index.ts', 'LICENSE', 'README.md', 'package.json'], {
      base: '.'
    })
    .pipe(zip(`${pkg.name}-${pkg.version}-ts.zip`))
    .pipe(gulp.dest('./'))

  done()
})

gulp.task('release', gulp.parallel('release:js', 'release:ts'))

gulp.task('mocha', shell.task(['mocha']))

gulp.task('mocha:coverage', shell.task(['nyc mocha']))

gulp.task(
  'mocha:xunit',
  shell.task([
    'nyc mocha --reporter=xunit --reporter-options output=./coverage/mocha.xml'
  ])
)

gulp.task('eslint', shell.task(['eslint --ext .ts .']))

gulp.task('eslint:fix', shell.task(['eslint --ext .ts --fix .']))

gulp.task(
  'eslint:xunit',
  shell.task(['eslint --format junit --ext .ts . > ./coverage/eslint.xml'], {
    ignoreErrors: true
  })
)

gulp.task(
  'test',
  gulp.parallel(gulp.series('mkdir', 'eslint:xunit'), 'mocha:xunit')
)

gulp.task('test:local', gulp.parallel('eslint', 'mocha:coverage'))