unicorn/escape-case Pedantic

🛠️ An auto-fix is available for this rule.

What it does

Enforces defining escape sequence values with uppercase characters rather than lowercase ones. This promotes readability by making the escaped value more distinguishable from the identifier.

Why is this bad?

Examples

Examples of incorrect code for this rule:

const foo = "\xa9";
const foo = "\ud834";
const foo = "\u{1d306}";
const foo = "\ca";

Examples of correct code for this rule:

const foo = "\xA9";
const foo = "\uD834";
const foo = "\u{1D306}";
const foo = "\cA";

How to use

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

CLI

oxlint --deny unicorn/escape-case

Config (.oxlintrc.json)

{
  "rules": {
    "unicorn/escape-case": "error"
  }
}

References

• Rule Source