[optimizer] strip proptypes from plugin bundles in production (elasti…

…c#79221) Co-authored-by: spalger <spalger@users.noreply.github.com>
spalger · Oct 1, 2020 · 0ee253e · 0ee253e
1 parent d6c7128
commit 0ee253e
Show file tree

Hide file tree

Showing 4 changed files with 20 additions and 0 deletions.
diff --git a/packages/kbn-babel-preset/package.json b/packages/kbn-babel-preset/package.json
@@ -15,6 +15,7 @@
     "babel-plugin-add-module-exports": "^1.0.2",
     "babel-plugin-styled-components": "^1.10.7",
     "babel-plugin-transform-define": "^1.3.1",
+    "babel-plugin-transform-react-remove-prop-types": "^0.4.24",
     "react-is": "^16.8.0",
     "styled-components": "^5.1.0"
   }

diff --git a/packages/kbn-babel-preset/webpack_preset.js b/packages/kbn-babel-preset/webpack_preset.js
@@ -40,5 +40,18 @@ module.exports = () => {
         },
       ],
     ],
+    env: {
+      production: {
+        plugins: [
+          [
+            require.resolve('babel-plugin-transform-react-remove-prop-types'),
+            {
+              mode: 'remove',
+              removeImport: true,
+            },
+          ],
+        ],
+      },
+    },
   };
 };
diff --git a/packages/kbn-optimizer/src/worker/webpack.config.ts b/packages/kbn-optimizer/src/worker/webpack.config.ts
@@ -200,6 +200,7 @@ export function getWebpackConfig(bundle: Bundle, bundleRefs: BundleRefs, worker:
             loader: 'babel-loader',
             options: {
               babelrc: false,
+              envName: worker.dist ? 'production' : 'development',
               presets: IS_CODE_COVERAGE
                 ? [ISTANBUL_PRESET_PATH, BABEL_PRESET_PATH]
                 : [BABEL_PRESET_PATH],

diff --git a/yarn.lock b/yarn.lock
@@ -7612,6 +7612,11 @@ babel-plugin-transform-property-literals@^6.9.4:
   dependencies:
     esutils "^2.0.2"
 
+babel-plugin-transform-react-remove-prop-types@^0.4.24:
+  version "0.4.24"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-react-remove-prop-types/-/babel-plugin-transform-react-remove-prop-types-0.4.24.tgz#f2edaf9b4c6a5fbe5c1d678bfb531078c1555f3a"
+  integrity sha512-eqj0hVcJUR57/Ug2zE1Yswsw4LhuqqHhD+8v120T1cl3kjg76QwtyBrdIk4WVwK+lAhBJVYCd/v+4nc4y+8JsA==
+
 babel-plugin-transform-regexp-constructors@^0.4.3:
   version "0.4.3"
   resolved "https://registry.yarnpkg.com/babel-plugin-transform-regexp-constructors/-/babel-plugin-transform-regexp-constructors-0.4.3.tgz#58b7775b63afcf33328fae9a5f88fbd4fb0b4965"