const { RuleTester } = require("eslint")
class MyCustomRuleTesterSubclass extends RuleTester {}
const rule = (context) => ({});
const ruleTester = new MyCustomRuleTesterSubclass ();
MyCustomRuleTesterSubclass.it = (text, callback) => {
console.log("MyCustomRuleTesterSubclass has been customized!")
}
ruleTester.run("repro", rule, {
valid: ["var foo = 0;"],
invalid: [],
});
Created from: https://npm.runkit.com/eslint