should.js is now deprecated. Switch to chai.

package.json

@@ -46,17 +46,18 @@
     "semver": "^7.5.3"
   },
   "devDependencies": {
+    "@types/chai": "4.3.5",
     "@types/mocha": "^10.0.1",
     "@types/node": "^20.3.3",
     "@types/semver": "^7.5.0",
     "@typescript-eslint/eslint-plugin": "5.60.1",
     "@typescript-eslint/parser": "5.60.1",
     "c8": "8.0.0",
+    "chai": "4.3.7",
     "eslint": "8.44.0",
     "eslint-plugin-jsdoc": "46.4.3",
     "mocha": "^10.2.0",
     "rimraf": "^5.0.1",
-    "should": "^13.2.3",
     "typescript": "^5.1.6"
   },
   "pnpm": {

src/cli.test.ts

@@ -1,5 +1,4 @@
-import 'should'
-
+import 'chai/register-should.js'
 import cli from './cli'
 import type { Props } from './index'
 
@@ -43,17 +42,17 @@ async function exec(...args: string[]): Promise<Results> {
 describe('Command line interface', () => {
   it('helps', async () => {
     const res = await exec('--help')
-    res.stdout.should.startWith('Usage:')
+    res.stdout.should.match(/^Usage:/)
   })
 
   it('Lists files', async() => {
     const res = await exec('foo.md', '--files')
-    res.stdout.trim().should.endWith('.editorconfig [*.md]')
+    res.stdout.trim().should.match(/\.editorconfig \[\*\.md\]$/)
   })
 
   it('Lists multiple files', async() => {
     const res = await exec('foo.md', 'bar.js', '--files')
-    res.stdout.should.startWith('[foo.md]')
-    res.stdout.trim().should.endWith('.editorconfig [*]')
+    res.stdout.should.match(/^\[foo\.md\]/)
+    res.stdout.trim().should.match(/\.editorconfig \[\*\]$/)
   })
 })

src/index.test.ts

@@ -1,7 +1,7 @@
 /* eslint-disable @typescript-eslint/naming-convention */
 import * as fs from 'fs'
 import * as path from 'path'
-import 'should'
+import 'chai/register-should.js'
 
 import * as editorconfig from './'
 
@@ -31,7 +31,7 @@ describe('parse', () => {
     cfg.should.eql(expected)
     visited.should.have.lengthOf(1)
     visited[0].glob.should.eql('*')
-    visited[0].fileName.should.endWith('.editorconfig')
+    visited[0].fileName.should.match(/\.editorconfig$/)
   })
 
   it('caches', async () => {
@@ -196,8 +196,8 @@ indent_size = 4
 [!(package).json]
 indent_size = 3`))
 
-    matcher(path.join(__dirname, 'package.json')).should.match({ indent_size: 4 })
-    matcher(path.join(__dirname, 'foo.json')).should.match({ indent_size: 3 })
+    matcher(path.join(__dirname, 'package.json')).should.include({ indent_size: 4 })
+    matcher(path.join(__dirname, 'foo.json')).should.include({ indent_size: 3 })
   })
 })
 
@@ -213,7 +213,7 @@ indent_size = 4
 [*.json]
 indent_size = unset
 `))
-    matcher(path.join(__dirname, 'index.js')).should.match({ indent_size: 4 })
+    matcher(path.join(__dirname, 'index.js')).should.include({ indent_size: 4 })
     matcher(path.join(__dirname, 'index.json')).should.be.eql({ })
   })
 })