fix: fix ganache provider type (#592)

typings/index.d.ts

@@ -1,5 +1,17 @@
 declare module "ganache-core" {
- import { Provider as Web3Provider } from "web3/providers";
+ export interface JsonRpcPayload {
+ jsonrpc: string;
+ method: string;
+ params: any[];
+ id?: string | number;
+ }
+
+ export interface JsonRpcResponse {
+ jsonrpc: string;
+ id: number;
+ result?: any;
+ error?: string;
+ }
 
  namespace Ganache {
  export interface IProviderOptions {
@@ -41,7 +53,20 @@ declare module "ganache-core" {
  export function provider(opts?: IProviderOptions): Provider;
  export function server(opts?: IServerOptions): any;
 
- export interface Provider extends Web3Provider {
+ export interface Provider {
+ send(
+ payload: JsonRpcPayload,
+ callback: (error: Error | null, result?: JsonRpcResponse) => void
+ ): void;
+
+ on(type: string, callback: () => void): void;
+
+ once(type: string, callback: () => void): void;
+
+ removeListener(type: string, callback: () => void): void;
+
+ removeAllListeners(type: string): void;
+
  close: (callback: Function) => void;
  }
  }