fix(sucrase): prepare for Rollup 3

BREAKING CHANGES: Requires Node 14

Author: lukastaegert

packages/sucrase/README.md

@@ -13,7 +13,7 @@
 
 ## Requirements
 
-This plugin requires an [LTS](https://github.com/nodejs/Release) Node version (v8.0.0+) and Rollup v1.20.0+.
+This plugin requires an [LTS](https://github.com/nodejs/Release) Node version (v14.0.0+) and Rollup v2.53.1+.
 
 ## Install
 

packages/sucrase/package.json

@@ -13,10 +13,15 @@
   "author": "Rich Harris",
   "homepage": "https://github.com/rollup/plugins/tree/master/packages/sucrase/#readme",
   "bugs": "https://github.com/rollup/plugins/issues",
-  "main": "dist/index.js",
-  "module": "dist/index.es.js",
+  "main": "./dist/cjs/index.js",
+  "module": "./dist/es/index.js",
+  "type": "commonjs",
+  "exports": {
+    "require": "./dist/cjs/index.js",
+    "import": "./dist/es/index.js"
+  },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=14.0.0"
   },
   "scripts": {
     "build": "rollup -c",
@@ -33,7 +38,7 @@
     "test:ts": "tsc types/index.d.ts test/types.ts --noEmit"
   },
   "files": [
-    "dist",
+    "dist/**/*.{js,json}",
     "types",
     "README.md",
     "LICENSE"
@@ -47,21 +52,24 @@
     "jsx"
   ],
   "peerDependencies": {
-    "rollup": "^2.53.1"
+    "rollup": "^2.53.1||^3.0.0"
+  },
+  "peerDependenciesMeta": {
+    "rollup": {
+      "optional": true
+    }
   },
   "dependencies": {
-    "@rollup/pluginutils": "^4.1.1",
-    "sucrase": "^3.20.0"
+    "@rollup/pluginutils": "^4.2.1",
+    "sucrase": "^3.27.0"
   },
   "devDependencies": {
     "@rollup/plugin-alias": "^3.1.4",
-    "rollup": "^2.67.3"
+    "rollup": "^3.0.0-7"
   },
   "types": "./types/index.d.ts",
   "ava": {
-    "babel": {
-      "compileEnhancements": false
-    },
+    "workerThreads": false,
     "files": [
       "!**/fixtures/**",
       "!**/output/**",

packages/sucrase/rollup.config.js

@@ -0,0 +1,11 @@
+import { readFileSync } from 'fs';
+
+import { createConfig } from '../../shared/rollup.config.mjs';
+
+export default {
+  ...createConfig({
+    pkg: JSON.parse(readFileSync(new URL('./package.json', import.meta.url), 'utf8'))
+  }),
+  input: 'src/index.js',
+  plugins: []
+};

packages/sucrase/rollup.config.mjs

@@ -1,10 +1,10 @@
-const fs = require('fs');
-const path = require('path');
+import fs from 'fs';
+import path from 'path';
 
-const { transform } = require('sucrase');
-const { createFilter } = require('@rollup/pluginutils');
+import { transform } from 'sucrase';
+import { createFilter } from '@rollup/pluginutils';
 
-module.exports = function sucrase(opts = {}) {
+export default function sucrase(opts = {}) {
   const filter = createFilter(opts.include, opts.exclude);
 
   return {
@@ -59,4 +59,4 @@ module.exports = function sucrase(opts = {}) {
       };
     }
   };
-};
+}

packages/sucrase/src/index.js

@@ -23,14 +23,14 @@ export function createConfig({ pkg, external = [] }) {
     output: [
       {
         format: 'cjs',
-        file: pkg.main,
+        file: pkg.exports.require,
         exports: 'named',
         footer: 'module.exports = Object.assign(exports.default, exports);',
         sourcemap: true
       },
       {
         format: 'es',
-        file: pkg.module,
+        file: pkg.exports.import,
         plugins: [emitModulePackageFile()],
         sourcemap: true
       }

packages/sucrase/test/snapshots/test.js.snap

@@ -12,7 +12,7 @@
     "pretty": true,
     "sourceMap": true,
     "strict": true,
-    "target": "es2017"
+    "target": "es2019"
   },
   "exclude": ["dist", "node_modules", "test/types"]
 }