import { UnaryExpression, Node } from 'estree'
type ParentedNode = {
  parent?: Node
} & Node
/**
 * Checks whether the given AST node is a negated expression.
 *
 * @param node - The AST node to check.
 * @returns True if the node is a UnaryExpression with operator `!`.
 */
export declare function isNegated(node: ParentedNode): node is UnaryExpression
export {}