import { type TSESTree } from '@typescript-eslint/typescript-estree';
type Node = TSESTree.Node;
export type Literal = TSESTree.Literal;
export type LiteralValue = string | number | boolean | RegExp | bigint | null;
export declare function guardLiteral(node: Node, value?: LiteralValue, raw?: string): node is Literal;
/**
 * @deprecated use guardLiteral because this clashes with a
 *   typescript internal name (which makes it harder to import this)
 */
export declare const isLiteral: typeof guardLiteral;
export {};