import type { Branded } from './type-brand';
/**
 * A literal string.
 *
 * This is a string guaranteed to not contain any interpolated variables; i.e., its
 * contents MUST occur literally in the source code.
 *
 * The only way to obtain a `StringLiteral` is by using a tagged template:
 *
 * ```ts
 * const x: StringLiteral = lit`literal string`;
 * ```
 *
 * `StringLiteral`s can be used anywhere strings are used.
 */
export type LiteralString = Branded<string, 'LiteralString'>;
export declare function lit(x: TemplateStringsArray): LiteralString;