oxc/erasing-op Correctness

✅ This rule is turned on by default.

⚠️ 🛠️ A dangerous auto-fix is available for this rule.

Checks for erasing operations, e.g., x * 0.

The whole expression can be replaced by zero. This is most likely not the intended outcome and should probably be corrected.

Examples of incorrect code for this rule:

javascript

let x = 1;
let y = x * 0;

Examples of correct code for this rule:

javascript

let x = 1;
let y = 0;

How to use

To enable this rule using the config file or in the CLI, you can use:

Config (.oxlintrc.json)Config (oxlint.config.ts)CLI

json

{
  "rules": {
    "oxc/erasing-op": "error"
  }
}

import { defineConfig } from "oxlint";

export default defineConfig({
  rules: {
    "oxc/erasing-op": "error",
  },
});

bash

oxlint --deny oxc/erasing-op

This rule was added in v0.1.1.