import type { ErrorType } from '../errors/utils.js';
type FormatFn<parameters = any, returnType = any> = (parameters: parameters) => returnType;
type OverrideFormatFn<parameters, returnType, baseFn extends FormatFn> = (parameters: parameters, baseFn: baseFn) => returnType;
export type Formatter<rpcType = any, type = any> = {
    fromRpc: FormatFn<rpcType, type>;
    toRpc: FormatFn<type, rpcType>;
};
export type DefineFormatterParameters<fromRpc extends FormatFn = FormatFn, toRpc extends FormatFn = FormatFn> = {
    fromRpc: fromRpc;
    toRpc: toRpc;
};
export type DefineFormatterErrorType = ErrorType;
export declare function defineFormatter<fromRpc extends FormatFn, toRpc extends FormatFn>(parameters: DefineFormatterParameters<fromRpc, toRpc>): <type = ReturnType<fromRpc>, rpcType = ReturnType<toRpc>>(overrides: {
    fromRpc: OverrideFormatFn<rpcType, type, fromRpc>;
    toRpc: OverrideFormatFn<type, rpcType, toRpc>;
}) => Formatter<rpcType, type>;
export {};
//# sourceMappingURL=defineFormatter.d.ts.map