import { HttpNotionTransport } from '../../../../core/notion/client.ts';
import { type ByteSource } from '../../../../io/types.ts';
import type { CommandFnResult } from '../../../config.ts';
export declare function notionTransport(config: unknown, flags?: Record<string, string | boolean | number | string[]>): HttpNotionTransport;
export declare function prettyJson(value: unknown): ByteSource;
export declare function compactJson(value: unknown): ByteSource;
export declare function rustDebug(text: string): string;
export declare function firstText(texts: readonly string[], what: string): string;
export declare function contentOrStdin(inline: string | undefined, stdin: ByteSource | null | undefined): Promise<string>;
export declare function plainTextOf(fragments: unknown): string;
export declare function propertyCell(prop: unknown): string;
export declare function parseJsonText(text: string, flag: string): Record<string, unknown>;
export declare function parseJsonFlag(value: unknown, flag: string): Record<string, unknown>;
export declare function usageError(err: unknown): CommandFnResult;
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