Update build scripts from upstream and minor lint tweaks (#1260)

4 files changed, 12 insertions, 10 deletions

diff --git a/.eslintrc.json b/.eslintrc.json
index b336507b8..14450634d 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -5,7 +5,7 @@
     "node": true
   },
   "parserOptions": {
-    "ecmaVersion": 2018
+    "ecmaVersion": 2019
   },
   "extends": "eslint:recommended",
   "rules": {
diff --git a/.fantasticonrc.js b/.fantasticonrc.js
index aded92c19..6a561f176 100644
--- a/.fantasticonrc.js
+++ b/.fantasticonrc.js
@@ -1,4 +1,6 @@
-const codepoints = require('./font/bootstrap-icons.json');
+'use strict'
+
+const codepoints = require('./font/bootstrap-icons.json')
 
 module.exports = {
   inputDir: './icons', // (required)
@@ -6,7 +8,7 @@ module.exports = {
   fontTypes: ['woff2', 'woff'],
   assetTypes: ['css', 'scss', 'json', 'html'],
   name: 'bootstrap-icons',
-  codepoints: codepoints,
+  codepoints,
   prefix: 'bi',
   selector: '.bi',
   fontsUrl: './fonts',
@@ -31,4 +33,4 @@ module.exports = {
     woff2: './font/fonts/bootstrap-icons.woff2',
     eot: './font/fonts/bootstrap-icons.eot'
   }
-};
+}
diff --git a/build/build-pages.js b/build/build-pages.js
index b851b3aca..911524dc7 100644
--- a/build/build-pages.js
+++ b/build/build-pages.js
@@ -33,7 +33,7 @@ tags:
     if (VERBOSE) {
       console.log(`${picocolors.cyan(iconBasename)}: Page already exists; skipping`)
     }
-  } catch (_) {
+  } catch {
     await fs.writeFile(pageName, pageTemplate)
     console.log(picocolors.green(`${iconBasename}: Page created`))
   }
diff --git a/build/vnu-jar.js b/build/vnu-jar.js
index 2f77c3f87..6885015ca 100644
--- a/build/vnu-jar.js
+++ b/build/vnu-jar.js
@@ -2,17 +2,17 @@
 
 /*!
  * Script to run vnu-jar if Java is available.
- * Copyright 2017-2020 The Bootstrap Authors
- * Copyright 2017-2020 Twitter, Inc.
+ * Copyright 2017-2022 The Bootstrap Authors
+ * Copyright 2017-2022 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
  */
 
 'use strict'
 
-const childProcess = require('child_process')
+const { execFile, spawn } = require('child_process')
 const vnu = require('vnu-jar')
 
-childProcess.exec('java -version', (error, stdout, stderr) => {
+execFile('java', ['-version'], (error, stdout, stderr) => {
   if (error) {
     console.error('Skipping vnu-jar test; Java is missing.')
     return
@@ -40,7 +40,7 @@ childProcess.exec('java -version', (error, stdout, stderr) => {
     args.splice(0, 0, '-Xss512k')
   }
 
-  return childProcess.spawn('java', args, {
+  return spawn('java', args, {
     shell: true,
     stdio: 'inherit'
   })