/**
 * Deterministic TypeScript-literal formatters for showcase codegen.
 * Keep all value→source-string conversion here (no ad-hoc JSON.stringify elsewhere).
 */
export declare function escapeTsString(value: string): string;
export declare function indentBlock(source: string, spaces: number): string;
export declare function joinLines(lines: ReadonlyArray<string | null | undefined | false>): string;
export declare function joinSections(sections: ReadonlyArray<string | null | undefined | false>): string;
/**
 * Serialize a value as a TypeScript expression (not JSON).
 * Objects use bare keys; undefined properties are omitted when building via
 * {@link serializeTsObject}.
 */
export declare function serializeTsValue(value: unknown): string;
/**
 * Build a multi-line object literal from pre-serialized field expressions.
 * Null/undefined/empty field sources are skipped.
 */
export declare function serializeTsObject(fields: ReadonlyArray<readonly [string, string | null | undefined | false]>, indent?: number): string;