Update

src/check-imports.ts

@@ -0,0 +1,34 @@
+#!/usr/bin/env tsx
+import glob from 'fast-glob';
+import fs from 'fs';
+import { builtinModules } from 'module';
+import { uniq } from 'lodash';
+import { dependencies, peerDependencies } from '../dist/package.json';
+
+const deps = Object.keys({ ...dependencies, ...peerDependencies }).concat('eslint');
+const builtIn = new Set(builtinModules.flatMap(module => [module, `node:${module}`]));
+
+const files = Object.fromEntries(
+  glob
+    .sync('dist/**/*.js')
+    .map(path => [
+      path,
+      uniq(
+        Array.from(fs.readFileSync(path, 'utf8').matchAll(/require\(["']([^"']+)["']\)/g))
+          .map(m => m[1])
+          .filter(
+            module =>
+              !(
+                builtIn.has(module) ||
+                deps.includes(module) ||
+                deps.some(dep => module.startsWith(`${dep}/`)) ||
+                module.startsWith('eslint/') ||
+                module.startsWith('typescript/')
+              ),
+          ),
+      ),
+    ])
+    .filter(([, modules]) => modules.length > 0),
+);
+
+console.log(files);