chore(distro): apply envify transform

package-lock.json

@@ -2098,6 +2098,16 @@
       "integrity": "sha1-6WQhkyWiHQX0RGai9obtbOX13R0=",
       "dev": true
     },
+    "envify": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/envify/-/envify-4.1.0.tgz",
+      "integrity": "sha512-IKRVVoAYr4pIx4yIWNsz9mOsboxlNXiu7TNBnem/K/uTHdkyzXWDzHCK7UTolqBbgaBz0tQHsD3YNls0uIIjiw==",
+      "dev": true,
+      "requires": {
+        "esprima": "4.0.0",
+        "through": "2.3.8"
+      }
+    },
     "error-ex": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.1.tgz",

package.json

@@ -45,6 +45,7 @@
     "cpx": "^1.5.0",
     "del": "^3.0.0",
     "del-cli": "^1.1.0",
+    "envify": "^4.1.0",
     "eslint": "^4.14.0",
     "eslint-plugin-mocha": "^4.9.0",
     "jsondiffpatch": "^0.1.26",

tasks/bundle.js

@@ -8,7 +8,8 @@ var browserify = require('browserify'),
     flattenBundle = require('browser-pack-flat/plugin'),
     commonShake = require('common-shakeify'),
     unassertify = require('unassertify'),
-    uglify = require('uglify-es');
+    uglify = require('uglify-es'),
+    envify = require('envify');
 
 var pkg = require('../package');
 
@@ -127,6 +128,9 @@ function bundle(dest, variant, entry, done) {
       timer.start('build prod');
 
       browserify(browserifyOptions)
+        .transform(envify, {
+          NODE_ENV: 'production'
+        })
         .transform(unassertify)
         .plugin(commonShake)
         .plugin(flattenBundle)
@@ -166,6 +170,9 @@ function bundle(dest, variant, entry, done) {
       timer.start('build dev');
 
       browserify(browserifyOptions)
+        .transform(envify, {
+          NODE_ENV: 'development'
+        })
         .plugin(collapse)
         .plugin(derequire)
         .add(src)