chore(babel): switch to Babel in distribution

.browserslistrc

@@ -0,0 +1,6 @@
+### Browsers that we support
+
+>0.2%
+not dead
+not ie < 11
+not op_mini all

build/gulp/tasks/bundle.ts

@@ -1,5 +1,5 @@
 import { task, series, parallel, src, dest } from 'gulp'
-import merge2 from 'merge2'
+import babel from 'gulp-babel'
 import rimraf from 'rimraf'
 import webpack from 'webpack'
 import { argv } from 'yargs'
@@ -43,30 +43,29 @@ const componentsSrc = [
   `!${paths.packageSrc(packageName, '**/umd.ts')}`,
 ]
 
-task('bundle:package:commonjs', () => {
-  const tsConfig = paths.base('build/tsconfig.commonjs.json')
-  const settings = { declaration: true }
-
-  const typescript = g.typescript.createProject(tsConfig, settings)
-  const { dts, js } = src(componentsSrc).pipe(typescript())
-
-  return merge2([
-    dts.pipe(dest(paths.packageDist(packageName, 'commonjs'))),
-    js.pipe(dest(paths.packageDist(packageName, 'commonjs'))),
-  ])
-})
+task('bundle:package:commonjs', () =>
+  src(componentsSrc)
+    .pipe(babel())
+    .pipe(dest(paths.packageDist(packageName, 'commonjs'))),
+)
 
-task('bundle:package:es', () => {
-  const tsConfig = paths.base('build/tsconfig.es.json')
-  const settings = { declaration: true }
+task('bundle:package:es', () =>
+  src(componentsSrc)
+    .pipe(babel({ caller: { useESModules: true } }))
+    .pipe(dest(paths.packageDist(packageName, 'es'))),
+)
 
-  const typescript = g.typescript.createProject(tsConfig, settings)
-  const { dts, js } = src(componentsSrc).pipe(typescript())
+task('bundle:package:types', () => {
+  const tsConfig = paths.base('build/tsconfig.json')
+  const typescript = g.typescript.createProject(tsConfig, {
+    declaration: true,
+    isolatedModules: false,
+    module: 'esnext',
+  })
 
-  return merge2([
-    dts.pipe(dest(paths.packageDist(packageName, 'es'))),
-    js.pipe(dest(paths.packageDist(packageName, 'es'))),
-  ])
+  return src(componentsSrc)
+    .pipe(typescript())
+    .dts.pipe(dest(paths.packageDist(packageName, 'es')))
 })
 
 task('bundle:package:umd', cb => {
@@ -101,7 +100,10 @@ task('bundle:package:umd', cb => {
 
 task(
   'bundle:package:no-umd',
-  series('bundle:package:clean', parallel('bundle:package:commonjs', 'bundle:package:es')),
+  series(
+    'bundle:package:clean',
+    parallel('bundle:package:commonjs', 'bundle:package:es', 'bundle:package:types'),
+  ),
 )
 task('bundle:package', series('bundle:package:no-umd', 'bundle:package:umd'))
 

package.json

@@ -88,6 +88,7 @@
     "gh-pages": "^1.0.0",
     "glob": "^7.1.2",
     "gulp": "^4.0.2",
+    "gulp-babel": "^8.0.0",
     "gulp-cache": "^1.0.2",
     "gulp-debug": "^4.0.0",
     "gulp-load-plugins": "^1.5.0",

packages/docs-components/package.json

@@ -5,11 +5,11 @@
   "author": "Oleksandr Fediashov <a@fedyashov.com>",
   "bugs": "https://github.com/stardust-ui/react/issues",
   "dependencies": {
+    "@babel/runtime": "^7.1.2",
     "object.values": "^1.1.0",
     "copy-to-clipboard": "^3.2.0",
     "prismjs": "^1.16.0",
-    "prop-types": "^15.6.1",
-    "tslib": "^1.9.3"
+    "prop-types": "^15.6.1"
   },
   "files": [
     "dist"

packages/docs-components/src/knobs/useKnobValues.ts

@@ -1,4 +1,4 @@
-import * as values from 'object.values'
+import values from 'object.values'
 import * as React from 'react'
 
 import KnobsContext from './KnobContext'

packages/internal-tooling/babel/index.js

@@ -1,18 +1,23 @@
-const isBabelRegister = caller => {
-  return !!(caller && caller.name === '@babel/register')
+const isNodeCaller = caller => {
+  return caller && (caller.name === '@babel/register' || caller.name === 'babel-jest')
 }
-const isJest = caller => {
-  return !!(caller && caller.name === 'babel-jest')
+const isDistCaller = caller => {
+  return !!(caller && caller.name === 'babel-gulp')
+}
+const supportsESM = caller => {
+  return !!((caller && caller.name === 'babel-loader') || caller.useESModules)
 }
 
 module.exports = api => {
-  const isNode = api.caller(isBabelRegister) || api.caller(isJest)
+  const isDistBundle = api.caller(isDistCaller)
+  const isNode = api.caller(isNodeCaller)
+  const useESModules = !isNode && api.caller(supportsESM)
 
   const presets = [
     [
       '@babel/preset-env',
       {
-        modules: isNode ? 'cjs' : false,
+        modules: useESModules ? false : 'cjs',
         targets: isNode ? { node: '8' } : undefined,
         exclude: ['transform-async-to-generator'],
       },
@@ -23,8 +28,10 @@ module.exports = api => {
   const plugins = [
     '@babel/plugin-proposal-class-properties',
     '@babel/plugin-syntax-dynamic-import',
-    '@babel/plugin-transform-runtime',
-  ]
+    ['@babel/plugin-transform-runtime', { useESModules }],
+
+    isDistBundle && 'lodash',
+  ].filter(Boolean)
 
   return {
     presets,

packages/internal-tooling/package.json

@@ -15,6 +15,7 @@
     "@typescript-eslint/parser": "^1.9.0",
     "@stardust-ui/eslint-plugin": "^0.31.0",
     "babel-jest": "^24.5.0",
+    "babel-plugin-lodash": "^3.3.4",
     "eslint": "^5.16.0",
     "eslint-config-airbnb": "^17.1.0",
     "eslint-config-prettier": "^4.1.0",

packages/react-component-event-listener/package.json

@@ -5,8 +5,8 @@
   "author": "Oleksandr Fediashov <a@fedyashov.com>",
   "bugs": "https://github.com/stardust-ui/react/issues",
   "dependencies": {
-    "prop-types": "^15.6.1",
-    "tslib": "^1.9.3"
+    "@babel/runtime": "^7.1.2",
+    "prop-types": "^15.6.1"
   },
   "devDependencies": {
     "@stardust-ui/internal-tooling": "^0.32.0",

packages/react-component-nesting-registry/package.json

@@ -5,8 +5,8 @@
   "author": "Oleksandr Fediashov <a@fedyashov.com>",
   "bugs": "https://github.com/stardust-ui/react/issues",
   "dependencies": {
-    "prop-types": "^15.6.1",
-    "tslib": "^1.9.3"
+    "@babel/runtime": "^7.1.2",
+    "prop-types": "^15.6.1"
   },
   "devDependencies": {
     "@stardust-ui/internal-tooling": "^0.32.0",

packages/react-component-ref/package.json

@@ -5,6 +5,7 @@
   "author": "Oleksandr Fediashov <olfedias@microsoft.com>",
   "bugs": "https://github.com/stardust-ui/react/issues",
   "dependencies": {
+    "@babel/runtime": "^7.1.2",
     "@stardust-ui/react-proptypes": "^0.32.0",
     "prop-types": "^15.6.1",
     "react-is": "^16.6.3"

packages/react-proptypes/package.json

@@ -5,9 +5,9 @@
   "author": "Oleksandr Fediashov <olfedias@microsoft.com>",
   "bugs": "https://github.com/stardust-ui/react/issues",
   "dependencies": {
+    "@babel/runtime": "^7.1.2",
     "lodash": "^4.17.11",
-    "prop-types": "^15.6.1",
-    "tslib": "^1.9.3"
+    "prop-types": "^15.6.1"
   },
   "devDependencies": {
     "@stardust-ui/internal-tooling": "^0.32.0",

packages/react/package.json

@@ -5,6 +5,7 @@
   "author": "Levi Thomason <me@levithomason.com>",
   "bugs": "https://github.com/stardust-ui/react/issues",
   "dependencies": {
+    "@babel/runtime": "^7.1.2",
     "@stardust-ui/react-component-event-listener": "^0.32.0",
     "@stardust-ui/react-component-nesting-registry": "^0.32.0",
     "@stardust-ui/react-component-ref": "^0.32.0",
@@ -20,12 +21,10 @@
     "fela-plugin-rtl": "^10.2.0",
     "keyboard-key": "^1.0.1",
     "lodash": "^4.17.11",
-    "mdn-polyfills": "^5.15.0",
     "popper.js": "^1.15.0",
     "prop-types": "^15.6.1",
     "react-fela": "^10.2.0",
-    "react-is": "^16.6.3",
-    "tslib": "^1.9.3"
+    "react-is": "^16.6.3"
   },
   "devDependencies": {
     "@stardust-ui/internal-tooling": "^0.32.0",

packages/react/src/index.ts

@@ -15,8 +15,6 @@ export * from './themes/teams/types'
 //
 // Components
 //
-export * from '@stardust-ui/react-component-ref'
-
 export * from './components/Accordion/Accordion'
 export { default as Accordion } from './components/Accordion/Accordion'
 export * from './components/Accordion/AccordionTitle'
@@ -241,3 +239,5 @@ export const FocusZoneUtilities = {
 export * from './lib/accessibility/FocusZone/FocusZone.types'
 export * from './lib/accessibility/types'
 export * from './lib/accessibility/reactTypes'
+
+export * from '@stardust-ui/react-component-ref'

packages/react/src/lib/index.ts

@@ -1,7 +1,3 @@
-// TODO: remove after switch to Babel
-import 'mdn-polyfills/Object.assign'
-import 'mdn-polyfills/String.prototype.includes'
-
 import * as commonPropTypes from './commonPropTypes'
 
 export { default as applyAccessibilityKeyHandlers } from './applyAccessibilityKeyHandlers'

yarn.lock

@@ -131,7 +131,7 @@
   dependencies:
     "@babel/types" "^7.0.0"
 
-"@babel/helper-module-imports@^7.0.0":
+"@babel/helper-module-imports@^7.0.0", "@babel/helper-module-imports@^7.0.0-beta.49":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/@babel/helper-module-imports/-/helper-module-imports-7.0.0.tgz#96081b7111e486da4d2cd971ad1a4fe216cc2e3d"
   integrity sha512-aP/hlLq01DWNEiDg4Jn23i+CXxW/owM4WpDLFUbpjxe4NS3BhLVZQ5i7E0ZrxuQ/vwekIeciyamgB1UIYxxM6A==
@@ -759,7 +759,7 @@
     globals "^11.1.0"
     lodash "^4.17.11"
 
-"@babel/types@^7.0.0", "@babel/types@^7.2.0", "@babel/types@^7.3.0", "@babel/types@^7.4.4":
+"@babel/types@^7.0.0", "@babel/types@^7.0.0-beta.49", "@babel/types@^7.2.0", "@babel/types@^7.3.0", "@babel/types@^7.4.4":
   version "7.4.4"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.4.4.tgz#8db9e9a629bb7c29370009b4b779ed93fe57d5f0"
   integrity sha512-dOllgYdnEFOebhkKCjzSVFqw/PmmB8pH6RGOWkY4GsboQNd47b1fBThBSwlHAq9alF9vc1M3+6oqR47R50L0tQ==
@@ -2774,6 +2774,17 @@ babel-plugin-jest-hoist@^24.3.0:
   dependencies:
     "@types/babel__traverse" "^7.0.6"
 
+babel-plugin-lodash@^3.3.4:
+  version "3.3.4"
+  resolved "https://registry.yarnpkg.com/babel-plugin-lodash/-/babel-plugin-lodash-3.3.4.tgz#4f6844358a1340baed182adbeffa8df9967bc196"
+  integrity sha512-yDZLjK7TCkWl1gpBeBGmuaDIFhZKmkoL+Cu2MUUjv5VxUZx/z7tBGBCBcQs5RI1Bkz5LLmNdjx7paOyQtMovyg==
+  dependencies:
+    "@babel/helper-module-imports" "^7.0.0-beta.49"
+    "@babel/types" "^7.0.0-beta.49"
+    glob "^7.1.1"
+    lodash "^4.17.10"
+    require-package-name "^2.0.1"
+
 babel-preset-jest@^24.3.0:
   version "24.3.0"
   resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-24.3.0.tgz#db88497e18869f15b24d9c0e547d8e0ab950796d"
@@ -4003,9 +4014,9 @@ core-js@^1.0.0:
   integrity sha1-ZSKUwUZR2yj6k70tX/KYOk8IxjY=
 
 core-js@^2.4.0, core-js@^2.5.7:
-  version "2.5.7"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.7.tgz#f972608ff0cead68b841a16a932d0b183791814e"
-  integrity sha512-RszJCAxg/PP6uzXVXL6BsxSXx/B05oJAQ2vkJRjyjrEcNVycaqOmNb5OTxZPE3xa5gwZduqza6L9JOCenh/Ecw==
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.9.tgz#6b4b214620c834152e179323727fc19741b084f2"
+  integrity sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==
 
 core-js@^3.0.0:
   version "3.1.2"
@@ -6618,6 +6629,16 @@ growly@^1.3.0:
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
   integrity sha1-8QdIy+dq+WS3yWyTxrzCivEgwIE=
 
+gulp-babel@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/gulp-babel/-/gulp-babel-8.0.0.tgz#e0da96f4f2ec4a88dd3a3030f476e38ab2126d87"
+  integrity sha512-oomaIqDXxFkg7lbpBou/gnUkX51/Y/M2ZfSjL2hdqXTAlSWZcgZtd2o0cOH0r/eE8LWD0+Q/PsLsr2DKOoqToQ==
+  dependencies:
+    plugin-error "^1.0.1"
+    replace-ext "^1.0.0"
+    through2 "^2.0.0"
+    vinyl-sourcemaps-apply "^0.2.0"
+
 gulp-cache@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/gulp-cache/-/gulp-cache-1.0.2.tgz#064ed713de47b0ff26b491abd899590891e426f4"
@@ -9386,11 +9407,6 @@ mdast-add-list-metadata@1.0.1:
   dependencies:
     unist-util-visit-parents "1.1.2"
 
-mdn-polyfills@^5.15.0:
-  version "5.15.0"
-  resolved "https://registry.yarnpkg.com/mdn-polyfills/-/mdn-polyfills-5.15.0.tgz#ee0812604b1f922a6b83ee879e3466483b394bb1"
-  integrity sha512-xnHoz63bS0IpyRwmSFAUEHnx8g2nuC7TbavgtoJYVStg2i32gHnD9o8orjMuQsvltANt+2xPHWGeKgyXWCZV3g==
-
 media-typer@0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
@@ -12147,6 +12163,11 @@ require-main-filename@^1.0.1:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
   integrity sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=
 
+require-package-name@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/require-package-name/-/require-package-name-2.0.1.tgz#c11e97276b65b8e2923f75dabf5fb2ef0c3841b9"
+  integrity sha1-wR6XJ2tluOKSP3Xav1+y7ww4Qbk=
+
 requireindex@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/requireindex/-/requireindex-1.2.0.tgz#3463cdb22ee151902635aa6c9535d4de9c2ef1ef"
@@ -12961,7 +12982,7 @@ source-map-url@^0.4.0:
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
   integrity sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=
 
-source-map@0.5.x, source-map@^0.5.0, source-map@^0.5.6:
+source-map@0.5.x, source-map@^0.5.0, source-map@^0.5.1, source-map@^0.5.6:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
   integrity sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=
@@ -14370,6 +14391,13 @@ vinyl-sourcemap@^1.1.0:
     remove-bom-buffer "^3.0.0"
     vinyl "^2.0.0"
 
+vinyl-sourcemaps-apply@^0.2.0:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.2.1.tgz#ab6549d61d172c2b1b87be5c508d239c8ef87705"
+  integrity sha1-q2VJ1h0XLCsbh75cUI0jnI74dwU=
+  dependencies:
+    source-map "^0.5.1"
+
 vinyl@^0.5.0:
   version "0.5.3"
   resolved "https://registry.yarnpkg.com/vinyl/-/vinyl-0.5.3.tgz#b0455b38fc5e0cf30d4325132e461970c2091cde"