/**
 * Result of building a multipart request body.
 */
export type BuildMultipartResult = {
    formData: FormData;
} | {
    error: string;
};
/**
 * Result of expanding a raw multipart body with optional file tokens.
 */
export type ExpandMultipartRawResult = {
    body: Uint8Array;
    contentType: string;
} | {
    error: string;
};
/**
 * Request body encoding for multipart, urlencoded, and preview summaries.
 */
export interface IBody {
    /**
     * Builds a human-readable summary of multipart form parts for request preview.
     *
     * @param body - Serialized multipart form parts JSON.
     */
    summarizeFormParts(body: string): string;
    /**
     * Builds a FormData body from serialized multipart form parts.
     *
     * @param body - Serialized multipart form parts JSON.
     */
    buildMultipart(body: string): Promise<BuildMultipartResult>;
    /**
     * Expands a verbatim multipart raw body, replacing `<<file:/path>>` tokens with file bytes.
     *
     * Malformed multipart structure is preserved as typed. Only unreadable files produce an error.
     *
     * @param raw - Verbatim multipart body text from the Raw editor.
     */
    expandMultipartRaw(raw: string): Promise<ExpandMultipartRawResult>;
    /**
     * Builds an application/x-www-form-urlencoded body from serialized key-value rows.
     *
     * @param body - JSON array stored in the request body field.
     */
    buildUrlEncoded(body: string): string;
}
//# sourceMappingURL=IBody.d.ts.map