test: usage of ESLint class (#190)

Author: theoludwig

eslintrc.json renamed to .eslintrc.json

@@ -1,2 +1,2 @@
 /*! eslint-config-standard. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
-module.exports = require('./eslintrc.json')
+module.exports = require('./.eslintrc.json')

index.js

@@ -57,7 +57,7 @@
     "url": "git://github.com/standard/eslint-config-standard.git"
   },
   "scripts": {
-    "lint": "eslint . --config=eslintrc.json",
+    "lint": "eslint .",
     "test": "npm run lint && tape test/*.js"
   },
   "funding": [

package.json

@@ -1,16 +1,10 @@
-const eslint = require('eslint')
+const { ESLint } = require('eslint')
 const test = require('tape')
 
-test('load config in eslint to validate all rule syntax is correct', function (t) {
-  const CLIEngine = eslint.CLIEngine
-
-  const cli = new CLIEngine({
-    useEslintrc: false,
-    configFile: 'eslintrc.json'
-  })
-
+test('load config in eslint to validate all rule syntax is correct', async function (t) {
+  const eslint = new ESLint()
   const code = 'const foo = 1\nconst bar = function () {}\nbar(foo)\n'
-
-  t.equal(cli.executeOnText(code).errorCount, 0)
+  const [lintResult] = await eslint.lintText(code)
+  t.equal(lintResult.errorCount, 0)
   t.end()
 })