51 lines
1.5 KiB
TypeScript
51 lines
1.5 KiB
TypeScript
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import { AbstractProvider } from "./abstract-provider.js";
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import { Network } from "./network.js";
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import type { PerformActionRequest } from "./abstract-provider.js";
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import type { Networkish } from "./network.js";
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/**
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* A configuration entry for how to use a [[Provider]].
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*/
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export interface FallbackProviderConfig {
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provider: AbstractProvider;
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stallTimeout?: number;
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priority?: number;
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weight?: number;
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}
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/**
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* The statistics and state maintained for a [[Provider]].
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*/
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export interface FallbackProviderState extends Required<FallbackProviderConfig> {
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blockNumber: number;
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requests: number;
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errorResponses: number;
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lateResponses: number;
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outOfSync: number;
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unsupportedEvents: number;
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rollingDuration: number;
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score: number;
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}
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/**
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* Additional options to configure a [[FallbackProvider]].
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*/
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export type FallbackProviderOptions = {
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quorum: number;
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eventQuorum: number;
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eventWorkers: number;
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};
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/**
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* A Fallback Provider.
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*
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*/
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export declare class FallbackProvider extends AbstractProvider {
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#private;
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readonly quorum: number;
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readonly eventQuorum: number;
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readonly eventWorkers: number;
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constructor(providers: Array<AbstractProvider | FallbackProviderConfig>, network?: Networkish);
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get providerConfigs(): Array<FallbackProviderState>;
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_detectNetwork(): Promise<Network>;
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_translatePerform(provider: AbstractProvider, req: PerformActionRequest): Promise<any>;
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_perform<T = any>(req: PerformActionRequest): Promise<T>;
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destroy(): Promise<void>;
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}
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