eslint-plugin-unicorn-x/rules/ast/is-negative-one.js

More than 100 powerful ESLint rules

import {isNumberLiteral} from './literal.js';

export default function isNegativeOne(node) {
	return (
		node?.type === 'UnaryExpression' &&
		node.operator === '-' &&
		isNumberLiteral(node.argument) &&
		node.argument.value === 1
	);
}