fix(babel): allow for preserving build env

kentcdodds · Sep 23, 2017 · 3d4b174 · 3d4b174
1 parent 81f4e0f
commit 3d4b174
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/package.json b/package.json
@@ -13,7 +13,7 @@
     "add-contributor": "node src contributors add",
     "test": "node src test",
     "test:update": "node src test --updateSnapshot",
-    "build": "node src build",
+    "build": "cross-env BUILD_PRESERVE=true node src build",
     "lint": "node src lint",
     "format": "node src format",
     "validate": "node src validate",

diff --git a/src/config/babelrc.js b/src/config/babelrc.js
@@ -7,6 +7,8 @@ const isUMD = process.env.BUILD_FORMAT === 'umd'
 const isWebpack = parseEnv('BUILD_WEBPACK', false)
 const treeshake = parseEnv('BUILD_TREESHAKE', isRollup || isWebpack)
 const alias = parseEnv('BUILD_ALIAS', isPreact ? {react: 'preact'} : null)
+const preserveBuildEnv = parseEnv('BUILD_PRESERVE', !isTest)
+console.log(process.env.BUILD_PRESERVE)
 
 const envModules = treeshake ? {modules: false} : {}
 const envTargets = isTest
@@ -20,7 +22,7 @@ module.exports = {
     ifAnyDep(['react', 'preact'], require.resolve('babel-preset-react')),
   ].filter(Boolean),
   plugins: [
-    isTest ? null : require.resolve('./babel-plugin-env-build'),
+    preserveBuildEnv ? null : require.resolve('./babel-plugin-env-build'),
     require.resolve('babel-macros'),
     isRollup ? require.resolve('babel-plugin-external-helpers') : null,
     // we're actually not using JSX at all, but I'm leaving this