vnu-jar.mjs: improve script

Author: XhmikosR

scripts/vnu-jar.mjs

@@ -2,14 +2,14 @@
 
 /*!
  * Script to run vnu-jar if Java is available.
- * Copyright 2017-2024 The Bootstrap Authors
+ * Copyright 2017-2026 The Bootstrap Authors
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
  */
 
 import { execFile, spawn } from 'node:child_process'
 import vnu from 'vnu-jar'
 
-execFile('java', ['-version'], (error, stdout, stderr) => {
+execFile('java', ['-version'], (error, _stdout, stderr) => {
   if (error) {
     console.error('Skipping vnu-jar test; Java is probably missing.')
     console.error(error)
@@ -18,7 +18,7 @@ execFile('java', ['-version'], (error, stdout, stderr) => {
 
   console.log('Running vnu-jar validation...')
 
-  const is32bitJava = !/64-Bit/.test(stderr)
+  const is32bitJava = !stderr.includes('64-Bit')
 
   // vnu-jar accepts multiple ignores joined with a `|`.
   // Also note that the ignores are string regular expressions.
@@ -30,11 +30,12 @@ execFile('java', ['-version'], (error, stdout, stderr) => {
 
   const args = [
     '-jar',
-    `"${vnu}"`,
+    String(vnu),
     '--asciiquotes',
     '--skip-non-html',
     '--Werror',
-    `--filterpattern "${ignores}"`,
+    '--filterpattern',
+    ignores,
     '_site/'
   ]
 
@@ -46,7 +47,6 @@ execFile('java', ['-version'], (error, stdout, stderr) => {
   console.log(`command used: java ${args.join(' ')}`)
 
   return spawn('java', args, {
-    shell: true,
     stdio: 'inherit'
   })
     .on('exit', process.exit)