Remove whitespaces and comments from the browser bundle

svg · Mar 10, 2021 · 2799622 · 2799622
1 parent 10ac712
commit 2799622
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diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -121,6 +121,7 @@
     "pngjs": "^6.0.0",
     "prettier": "^2.2.1",
     "rollup": "^2.39.0",
+    "rollup-plugin-terser": "^7.0.2",
     "tar-stream": "^2.2.0",
     "typescript": "^4.2.2"
   },

diff --git a/rollup.config.js b/rollup.config.js
@@ -1,6 +1,7 @@
 import { nodeResolve } from '@rollup/plugin-node-resolve';
 import commonjs from '@rollup/plugin-commonjs';
 import json from '@rollup/plugin-json';
+import { terser } from 'rollup-plugin-terser';
 
 export default {
   input: './lib/svgo.js',
@@ -31,5 +32,12 @@ export default {
     nodeResolve({ browser: true, preferBuiltins: false }),
     commonjs(),
     json(),
+    // Whitespaces and comments removal makes the browser bundle lighter
+    // while retaining the ability to debug errors
+    terser({
+      compress: false,
+      mangle: false,
+      format: { comments: false },
+    }),
   ],
 };