feat: Add scanning for dead code with knip (supabase#35072)

ivasilov · web-flow · commit d39671f1c9a6 · 2025-04-16T17:07:35.000+02:00
* Add knip as dev dependency.

* Add config and script for knip.

* Add additional ignores to the file list.

* Remove knip as a dependency, download and run it :).
diff --git a/knip.jsonc b/knip.jsonc
@@ -0,0 +1,15 @@
+{
+  "$schema": "https://unpkg.com/knip@5/schema-jsonc.json",
+  "exclude": ["types", "exports"],
+  "ignore": [
+    "examples/**",
+    "**/*.mdx",
+    // skip supabase functions
+    "supabase/functions/**",
+    "**/*.test.ts",
+    // ignore studio public folder
+    "apps/studio/public/**",
+    // ignore studio components, they're dynamically imported
+    "apps/studio/components/interfaces/Connect/content/**",
+  ],
+}
diff --git a/package.json b/package.json
@@ -33,7 +33,8 @@
     "perf:kong": "ab -t 5 -c 20 -T application/json http://localhost:8000/",
     "perf:meta": "ab -t 5 -c 20 -T application/json http://localhost:5555/tables",
     "generate:types": "supabase gen types typescript --local > ./supabase/functions/common/database-types.ts",
-    "api:codegen": "cd packages/api-types && pnpm run codegen"
+    "api:codegen": "cd packages/api-types && pnpm run codegen",
+    "knip": "pnpx knip@~5.50.0"
   },
   "devDependencies": {
     "@types/node": "catalog:",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
