Add script to remove source maps from lib and invoke it in build

Author: mCodex

package.json

@@ -11,7 +11,7 @@
     "typecheck": "tsc --noEmit",
     "clean": "git clean -dfX",
     "release": "semantic-release",
-    "build": "npm run typecheck && bob build",
+    "build": "npm run typecheck && bob build && node ./scripts/remove-source-maps.cjs",
     "codegen": "nitrogen --logLevel=\"debug\" && npm run build && node post-script.js",
     "prepublish": "yarn codegen"
   },

scripts/remove-source-maps.cjs

@@ -0,0 +1,40 @@
+#!/usr/bin/env node
+
+const path = require('path')
+const { promises: fs } = require('fs')
+
+async function removeMaps(directory) {
+  const entries = await fs.readdir(directory, { withFileTypes: true })
+
+  await Promise.all(
+    entries.map(async (entry) => {
+      const entryPath = path.join(directory, entry.name)
+
+      if (entry.isDirectory()) {
+        await removeMaps(entryPath)
+        return
+      }
+
+      if (entry.isFile() && entry.name.endsWith('.map')) {
+        await fs.unlink(entryPath)
+      }
+    })
+  )
+}
+
+async function main() {
+  const libPath = path.join(__dirname, '..', 'lib')
+
+  try {
+    await fs.access(libPath)
+  } catch {
+    return
+  }
+
+  await removeMaps(libPath)
+}
+
+main().catch((error) => {
+  console.error('Failed to remove source maps from lib directory:', error)
+  process.exitCode = 1
+})