feat: add optional chaining to babel preset

swashata · Oct 28, 2019 · b589b6f · b589b6f
1 parent 2b28b6e
commit b589b6f
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Showing 3 changed files with 17 additions and 0 deletions.
diff --git a/packages/babel-preset-base/package.json b/packages/babel-preset-base/package.json
@@ -20,6 +20,7 @@
     "@babel/helper-plugin-utils": "^7.0.0",
     "@babel/plugin-proposal-class-properties": "^7.5.5",
     "@babel/plugin-proposal-json-strings": "^7.2.0",
+    "@babel/plugin-proposal-optional-chaining": "^7.6.0",
     "@babel/plugin-syntax-dynamic-import": "^7.2.0",
     "@babel/plugin-syntax-import-meta": "^7.2.0",
     "@babel/plugin-transform-destructuring": "^7.6.0",

diff --git a/packages/babel-preset-base/src/preset.ts b/packages/babel-preset-base/src/preset.ts
@@ -95,6 +95,7 @@ export const preset = (opts: PresetOptions | null = {}) => {
 				useESModules: env !== 'test',
 			},
 		],
+		noOptionalChaining: '@babel/plugin-proposal-optional-chaining',
 	};
 	// Add them, only if user hasn't explicitly disabled it
 	Object.keys(wannabePlugins).forEach((pKey: string) => {

diff --git a/yarn.lock b/yarn.lock
@@ -423,6 +423,14 @@
     "@babel/helper-plugin-utils" "^7.0.0"
     "@babel/plugin-syntax-optional-catch-binding" "^7.2.0"
 
+"@babel/plugin-proposal-optional-chaining@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-optional-chaining/-/plugin-proposal-optional-chaining-7.6.0.tgz#e9bf1f9b9ba10c77c033082da75f068389041af8"
+  integrity sha512-kj4gkZ6qUggkprRq3Uh5KP8XnE1MdIO0J7MhdDX8+rAbB6dJ2UrensGIS+0NPZAaaJ1Vr0PN6oLUgXMU1uMcSg==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.0.0"
+    "@babel/plugin-syntax-optional-chaining" "^7.2.0"
+
 "@babel/plugin-proposal-unicode-property-regex@^7.6.2":
   version "7.6.2"
   resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-unicode-property-regex/-/plugin-proposal-unicode-property-regex-7.6.2.tgz#05413762894f41bfe42b9a5e80919bd575dcc802"
@@ -495,6 +503,13 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
+"@babel/plugin-syntax-optional-chaining@^7.2.0":
+  version "7.2.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-syntax-optional-chaining/-/plugin-syntax-optional-chaining-7.2.0.tgz#a59d6ae8c167e7608eaa443fda9fa8fa6bf21dff"
+  integrity sha512-HtGCtvp5Uq/jH/WNUPkK6b7rufnCPLLlDAFN7cmACoIjaOOiXxUt3SswU5loHqrhtqTsa/WoLQ1OQ1AGuZqaWA==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.0.0"
+
 "@babel/plugin-syntax-typescript@^7.2.0":
   version "7.3.3"
   resolved "https://registry.yarnpkg.com/@babel/plugin-syntax-typescript/-/plugin-syntax-typescript-7.3.3.tgz#a7cc3f66119a9f7ebe2de5383cce193473d65991"