Class UnknownError

Used when an unknown, non-Error-like object was caught and converted into a real Error instance. Like when you catch a throw "boom", we will convert the caught "boom" into an UnknownError. To enrich an Error-like object that was caught, use the InternalError.

Hierarchy (View Summary)

Constructors

constructor

Properties

cause? code message name stack? status prepareStackTrace? stackTraceLimit

Methods

captureStackTrace isAbstractError

Constructors

constructor

Properties

Optionalcause

cause?: unknown

code

code: string

An application-unique, readable error code.

message

message: string

name

name: string

Optionalstack

stack?: string

status

status: number

The HTTP status code to associate with this error.

Static OptionalprepareStackTrace

prepareStackTrace?: (err: Error, stackTraces: CallSite[]) => any

Optional override for formatting stack traces

See

https://v8.dev/docs/stack-trace-api#customizing-stack-traces

StaticstackTraceLimit

stackTraceLimit: number

Methods

StaticcaptureStackTrace

  • captureStackTrace(targetObject: object, constructorOpt?: Function): void

    Create .stack property on a target object

    Parameters

    • targetObject: object
    • OptionalconstructorOpt: Function

    Returns void

StaticisAbstractError

  • isAbstractError(
        error: unknown,
        allowForeignModule?: boolean,
    ): error is AbstractError

    Checks if an object is an instance of AbstractError, or one of its subclasses.

    Parameters

    • error: unknown

      The object to check.

    • allowForeignModule: boolean = true

      Only check for similar looking error codes. You're going to want to use this if you're dealing with a setup where multiple versions of js-utils are loaded.

    Returns error is AbstractError

    true if the object is an AbstractError, false otherwise.

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