feat(babel): Add transform-runtime to preset

Author: adambrgmn

packages/babel-preset-base/__tests__/preset.spec.ts

@@ -51,6 +51,7 @@ describe('preset in module', () => {
 			'@babel/plugin-syntax-import-meta',
 			['@babel/plugin-proposal-class-properties'],
 			'@babel/plugin-proposal-json-strings',
+			['@babel/plugin-transform-runtime'],
 		];
 		activePlugins.forEach(plugin => {
 			if (Array.isArray(plugin)) {
@@ -71,7 +72,7 @@ describe('preset in module', () => {
 			noClassProperties: true,
 			noJsonStrings: true,
 		});
-		expect(plugins).toHaveLength(0);
+		expect(plugins).toHaveLength(1);
 	});
 
 	describe('for @babel/preset-env', () => {

packages/babel-preset-base/package.json

@@ -22,8 +22,10 @@
     "@babel/plugin-proposal-json-strings": "^7.2.0",
     "@babel/plugin-syntax-dynamic-import": "^7.2.0",
     "@babel/plugin-syntax-import-meta": "^7.2.0",
+    "@babel/plugin-transform-runtime": "^7.4.4",
     "@babel/preset-env": "^7.4.4",
-    "@babel/preset-react": "^7.0.0"
+    "@babel/preset-react": "^7.0.0",
+    "@babel/runtime": "^7.4.4"
   },
   "peerDependencies": {
     "@babel/core": ">=7.0.0"

packages/babel-preset-base/src/preset.ts

@@ -82,6 +82,18 @@ export const preset = (opts: PresetOptions | null = {}) => {
 		}
 	});
 
+	// We include @babel/plugin-transform-runtime by default in order to
+	// properly transform e.g. async/await
+	plugins.push([
+		'@babel/plugin-transform-runtime',
+		{
+			corejs: false,
+			helpers: false,
+			regenerator: true,
+			useESModules: false,
+		},
+	]);
+
 	// Return the preset and some of stage-3 plugins
 	// We will remove them, once it becomes stage-4, i.e included in preset-env
 	return {

yarn.lock

@@ -698,6 +698,16 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
+"@babel/plugin-transform-runtime@^7.4.4":
+  version "7.4.4"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-runtime/-/plugin-transform-runtime-7.4.4.tgz#a50f5d16e9c3a4ac18a1a9f9803c107c380bce08"
+  integrity sha512-aMVojEjPszvau3NRg+TIH14ynZLvPewH4xhlCW1w6A3rkxTS1m4uwzRclYR9oS+rl/dr+kT+pzbfHuAWP/lc7Q==
+  dependencies:
+    "@babel/helper-module-imports" "^7.0.0"
+    "@babel/helper-plugin-utils" "^7.0.0"
+    resolve "^1.8.1"
+    semver "^5.5.1"
+
 "@babel/plugin-transform-shorthand-properties@^7.2.0":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-shorthand-properties/-/plugin-transform-shorthand-properties-7.2.0.tgz#6333aee2f8d6ee7e28615457298934a3b46198f0"
@@ -833,6 +843,13 @@
     "@babel/helper-plugin-utils" "^7.0.0"
     "@babel/plugin-transform-typescript" "^7.3.2"
 
+"@babel/runtime@^7.4.4":
+  version "7.4.4"
+  resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.4.4.tgz#dc2e34982eb236803aa27a07fea6857af1b9171d"
+  integrity sha512-w0+uT71b6Yi7i5SE0co4NioIpSYS6lLiXvCzWzGSKvpK5vdQtCbICHMj+gbAKAOtxiV6HsVh/MBdaF9EQ6faSg==
+  dependencies:
+    regenerator-runtime "^0.13.2"
+
 "@babel/template@^7.0.0":
   version "7.2.2"
   resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.2.2.tgz#005b3fdf0ed96e88041330379e0da9a708eb2907"
@@ -2036,7 +2053,7 @@
     "@types/connect" "*"
     "@types/webpack" "*"
 
-"@types/webpack@*", "@types/webpack@^4.4.24", "@types/webpack@^4.4.27":
+"@types/webpack@*", "@types/webpack@^4.4.27":
   version "4.4.29"
   resolved "https://registry.yarnpkg.com/@types/webpack/-/webpack-4.4.29.tgz#d2a1c1d8c071b06521d32cee1c6b33d704b54b2c"
   integrity sha512-8KVp+cNy9OPYsa4jU6vWsBemn5ixJ0Durh95Cw/YpEKm5ks2ODhdXc4FG3Xc46KIbPrJolwY7mSZFNn1aU3hKg==
@@ -10605,6 +10622,11 @@ regenerate@^1.4.0:
   resolved "https://registry.yarnpkg.com/regenerate/-/regenerate-1.4.0.tgz#4a856ec4b56e4077c557589cae85e7a4c8869a11"
   integrity sha512-1G6jJVDWrt0rK99kBjvEtziZNCICAuvIPkSiUFIQxVP06RCVpq3dmDo2oi6ABpYaDYaTRr67BEhL8r1wgEZZKg==
 
+regenerator-runtime@^0.13.2:
+  version "0.13.2"
+  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.2.tgz#32e59c9a6fb9b1a4aff09b4930ca2d4477343447"
+  integrity sha512-S/TQAZJO+D3m9xeN1WTI8dLKBBiRgXBlTJvbWjCThHWZj9EvHK70Ff50/tYj2J/fvBY6JtFVwRuazHN2E7M9BA==
+
 regenerator-transform@^0.13.4:
   version "0.13.4"
   resolved "https://registry.yarnpkg.com/regenerator-transform/-/regenerator-transform-0.13.4.tgz#18f6763cf1382c69c36df76c6ce122cc694284fb"
@@ -10822,6 +10844,13 @@ resolve@^1.10.0, resolve@^1.4.0, resolve@^1.9.0:
   dependencies:
     path-parse "^1.0.6"
 
+resolve@^1.8.1:
+  version "1.10.1"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.10.1.tgz#664842ac960795bbe758221cdccda61fb64b5f18"
+  integrity sha512-KuIe4mf++td/eFb6wkaPbMDnP6kObCaEtIDuHOUED6MNUo4K670KZUHuuvYPZDxNF0WVLw49n06M2m2dXphEzA==
+  dependencies:
+    path-parse "^1.0.6"
+
 resp-modifier@6.0.2:
   version "6.0.2"
   resolved "https://registry.yarnpkg.com/resp-modifier/-/resp-modifier-6.0.2.tgz#b124de5c4fbafcba541f48ffa73970f4aa456b4f"