Class MEVProtection

MEV Protection Engine Protects trades from sandwich attacks and front-running using Jito bundles

Hierarchy

  • EventEmitter
    • MEVProtection

Constructors

constructor

Properties

prefixed

Methods

addListener emit estimateMEVRisk eventNames listenerCount listeners off on once protectSwap removeAllListeners removeListener

Constructors

constructor

Properties

Staticprefixed

prefixed: string | boolean

Methods

addListener

  • addListener<T>(event, fn, context?): this

  • Type Parameters

    • T extends string | symbol

    Parameters

    • event: T
    • fn: ((...args: any[]) => void)
        • (...args): void

        • Parameters

          • Rest...args: any[]

          Returns void

    • Optionalcontext: any

    Returns this

emit

  • emit<T>(event, ...args): boolean

  • Calls each of the listeners registered for a given event.

    Type Parameters

    • T extends string | symbol

    Parameters

    • event: T
    • Rest...args: any[]

    Returns boolean

estimateMEVRisk

  • estimateMEVRisk(inputMint, outputMint, amount): Promise<{
        estimatedLoss: number;
        recommendation: string;
        risk: "low" | "medium" | "high";
    }>

  • Estimate MEV risk for a transaction

    Parameters

    • inputMint: string
    • outputMint: string
    • amount: number

    Returns Promise<{
        estimatedLoss: number;
        recommendation: string;
        risk: "low" | "medium" | "high";
    }>

eventNames

  • eventNames(): (string | symbol)[]

  • Return an array listing the events for which the emitter has registered listeners.

    Returns (string | symbol)[]

listenerCount

  • listenerCount(event): number

  • Return the number of listeners listening to a given event.

    Parameters

    • event: string | symbol

    Returns number

listeners

  • listeners<T>(event): ((...args: any[]) => void)[]

  • Return the listeners registered for a given event.

    Type Parameters

    • T extends string | symbol

    Parameters

    • event: T

    Returns ((...args: any[]) => void)[]

off

  • off<T>(event, fn?, context?, once?): this

  • Type Parameters

    • T extends string | symbol

    Parameters

    • event: T
    • Optionalfn: ((...args: any[]) => void)
        • (...args): void

        • Parameters

          • Rest...args: any[]

          Returns void

    • Optionalcontext: any
    • Optionalonce: boolean

    Returns this

on

  • on<T>(event, fn, context?): this

  • Add a listener for a given event.

    Type Parameters

    • T extends string | symbol

    Parameters

    • event: T
    • fn: ((...args: any[]) => void)
        • (...args): void

        • Parameters

          • Rest...args: any[]

          Returns void

    • Optionalcontext: any

    Returns this

once

  • once<T>(event, fn, context?): this

  • Add a one-time listener for a given event.

    Type Parameters

    • T extends string | symbol

    Parameters

    • event: T
    • fn: ((...args: any[]) => void)
        • (...args): void

        • Parameters

          • Rest...args: any[]

          Returns void

    • Optionalcontext: any

    Returns this

protectSwap

removeAllListeners

  • removeAllListeners(event?): this

  • Remove all listeners, or those of the specified event.

    Parameters

    • Optionalevent: string | symbol

    Returns this

removeListener

  • removeListener<T>(event, fn?, context?, once?): this

  • Remove the listeners of a given event.

    Type Parameters

    • T extends string | symbol

    Parameters

    • event: T
    • Optionalfn: ((...args: any[]) => void)
        • (...args): void

        • Parameters

          • Rest...args: any[]

          Returns void

    • Optionalcontext: any
    • Optionalonce: boolean

    Returns this

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