Remove optimizing of images by default

wooorm · wooorm · commit a5a717da346a · 2020-03-05T10:40:40.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,7 @@
 language: node_js
 node_js: node
+env:
+  - UNIFIED_OPTIMIZE_IMAGES=1
 deploy:
   provider: pages
   local_dir: build
diff --git a/generate/asset.js b/generate/asset.js
@@ -14,15 +14,24 @@ var postcssPresetEnv = require('postcss-preset-env')
 var cssnano = require('cssnano')
 var pack = require('../package.json')
 
+require('dotenv').config()
+
 var externals = {
-  '.png': trough().use(transformPng),
   '.css': trough().use(transformCss),
   '.js': trough().use(bundleJs)
 }
 
+if (process.env.UNIFIED_OPTIMIZE_IMAGES) {
+  externals['.png'] = trough().use(transformPng)
+} else {
+  console.log(
+    'Not optimizing images: set `UNIFIED_OPTIMIZE_IMAGES=1` to turn on'
+  )
+}
+
 var processPipeline = trough()
   .use(vfile.read)
-  .use(process)
+  .use(processFile)
   .use(move)
   .use(mkdir)
   .use(vfile.write)
@@ -67,7 +76,7 @@ trough()
     }
   })
 
-function process(file, next) {
+function processFile(file, next) {
   externals[file.extname].run(file, function(err) {
     file.processed = true
     next(err)
