throw-error.md

Avoid throwing non-Error values (throw-error)

This rule forbids throwing or rejecting values that are neither Error nor DOMException instances.

Rule details

Examples of incorrect code for this rule:

throw "Kaboom!";

const promise = Promise.reject("Kaboom!");

const promise = new Promise((resolve, reject) => {
  reject("Kaboom!");
});

Examples of correct code for this rule:

throw new Error("Kaboom!");

throw new RangeError("Kaboom!");

throw new DOMException("Kaboom!");

const promise = Promise.reject(new Error("Kaboom!"));

const promise = new Promise((resolve, reject) => {
  reject(new Error("Kaboom!"));
});

Options

This rule has no options.