From 9b7aeceeef62b94fbf988fa3e0e1045986ddf1f5 Mon Sep 17 00:00:00 2001
From: Paul D'Ambra <paul@posthog.com>
Date: Tue, 23 Jul 2024 20:44:03 +0100
Subject: [PATCH] chore: fix the rollup bundle visualiser output (#1315)

---
 .gitignore       | 1 +
 rollup.config.js | 8 +++++---
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/.gitignore b/.gitignore
index 6f9a2cca0..f1cb33f9a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,5 +27,6 @@ react/dist
 test-result.json
 yarn-error.log
 stats.html
+bundle-stats*.html
 .eslintcache
 cypress/downloads/downloads.html
\ No newline at end of file
diff --git a/rollup.config.js b/rollup.config.js
index 729fd6946..e2ca5932e 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -18,14 +18,14 @@ const plugins = [
         presets: ['@babel/preset-env'],
     }),
     terser({ toplevel: true }),
-    visualizer(),
 ]
 
 /** @type {import('rollup').RollupOptions[]} */
 
 const entrypoints = fs.readdirSync('./src/entrypoints').map((file) => {
     const fileParts = file.split('.')
-    const extension = fileParts.pop()
+    // pop the extension
+    fileParts.pop()
 
     let format = fileParts[fileParts.length - 1]
     // NOTE: Sadly we can't just use the file extensions as tsc won't compile things correctly
@@ -37,6 +37,8 @@ const entrypoints = fs.readdirSync('./src/entrypoints').map((file) => {
 
     const fileName = fileParts.join('.')
 
+    // we're allowed to console log in this file :)
+    // eslint-disable-next-line no-console
     console.log(`Building ${fileName} in ${format} format`)
     return {
         input: `src/entrypoints/${file}`,
@@ -56,7 +58,7 @@ const entrypoints = fs.readdirSync('./src/entrypoints').map((file) => {
                 ...(format === 'cjs' ? { exports: 'auto' } : {}),
             },
         ],
-        plugins: [...plugins],
+        plugins: [...plugins, visualizer({ filename: `bundle-stats-${fileName}.html` })],
     }
 })