Use node:assert to assert the registered compiler

remcohaszing · Aug 15, 2023 · f7f6527 · f7f6527
1 parent 7692c37
commit f7f6527
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Showing 2 changed files with 8 additions and 5 deletions.
diff --git a/index.js b/index.js
@@ -1,3 +1,4 @@
+import assert from 'node:assert/strict'
 import { resolve } from 'node:path'
 import { MessageChannel, receiveMessageOnPort, Worker } from 'node:worker_threads'
 
@@ -14,9 +15,7 @@ let worker
 export default function unifiedPrettier(options) {
   const { Compiler } = this
 
-  if (!Compiler) {
-    throw new Error('unified-prettier needs another compiler to be registered first')
-  }
+  assert(Compiler, 'unified-prettier needs another compiler to be registered first')
 
   this.Compiler = (tree, file) => {
     /** @type {unknown} */

diff --git a/test.js b/test.js
@@ -1,4 +1,4 @@
-import assert from 'node:assert/strict'
+import assert, { AssertionError } from 'node:assert/strict'
 import { test } from 'node:test'
 
 import { unified } from 'unified'
@@ -85,7 +85,11 @@ test('accept prettier options', () => {
 test('error if there is no compiler', () => {
   assert.throws(
     () => unified().use(unifiedPrettier).freeze(),
-    new Error('unified-prettier needs another compiler to be registered first')
+    new AssertionError({
+      expected: true,
+      message: 'unified-prettier needs another compiler to be registered first',
+      operator: '=='
+    })
   )
 })