import { Emitter } from 'mitt';
export interface RequestArguments {
    readonly method: string;
    readonly params?: readonly unknown[] | object;
}
export interface ProviderRpcError extends Error {
    message: string;
    code: number;
    data?: unknown;
}
interface ProviderConnectInfo {
    readonly chainId: string;
}
export interface ProviderMessage {
    readonly type: string;
    readonly data: unknown;
}
export type ProviderEventMap = {
    connect: ProviderConnectInfo;
    disconnect: ProviderRpcError;
    chainChanged: string;
    accountsChanged: string[];
    message: ProviderMessage;
};
export type ProviderEventEmitter = Emitter<ProviderEventMap>;
export interface ProviderInterface {
    request(args: RequestArguments): Promise<unknown>;
    disconnect(): Promise<void>;
    emit<K extends keyof ProviderEventMap>(event: K, payload: ProviderEventMap[K]): void;
    on<K extends keyof ProviderEventMap>(event: K, handler: (payload: ProviderEventMap[K]) => void): void;
    removeListener<K extends keyof ProviderEventMap>(event: K, handler: (payload: ProviderEventMap[K]) => void): void;
}
export type Address = string;
export type HexString = string;
export {};
//# sourceMappingURL=types.d.ts.map