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Disallow unused expressions (no-unused-expressions)

Rule Details

This rule extends the base eslint/no-unused-expressions rule. It adds support for optional call expressions x?.(), and directive in module declarations.

How to use

{
  // note you must disable the base rule as it can report incorrect errors
  "no-unused-expressions": "off",
  "@typescript-eslint/no-unused-expressions": ["error"]
}

Options

See eslint/no-unused-expressions options.

Taken with ❤️ from ESLint core

Attributes

  • ✅ Recommended
  • 🔧 Fixable
  • 💭 Requires type information