hardhat/types/provider.d.ts

/// <reference types="node" />
import { EventEmitter } from "events";
export interface RequestArguments {
    readonly method: string;
    readonly params?: readonly unknown[] | object;
}
export interface ProviderRpcError extends Error {
    code: number;
    data?: unknown;
}
export interface ProviderMessage {
    readonly type: string;
    readonly data: unknown;
}
export interface EthSubscription extends ProviderMessage {
    readonly type: "eth_subscription";
    readonly data: {
        readonly subscription: string;
        readonly result: unknown;
    };
}
export interface ProviderConnectInfo {
    readonly chainId: string;
}
export interface EIP1193Provider extends EventEmitter {
    request(args: RequestArguments): Promise<unknown>;
}
export interface JsonRpcRequest {
    jsonrpc: string;
    method: string;
    params: any[];
    id: number;
}
export interface JsonRpcResponse {
    jsonrpc: string;
    id: number;
    result?: any;
    error?: {
        code: number;
        message: string;
        data?: any;
    };
}
export interface EthereumProvider extends EIP1193Provider {
    send(method: string, params?: any[]): Promise<any>;
    sendAsync(payload: JsonRpcRequest, callback: (error: any, response: JsonRpcResponse) => void): void;
}
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