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RPC Errors

Purpose

Error class and utilities for JSON-RPC errors.

Installation

npm install @erebos/rpc-error

Usage

import {
  RPCError,
  createParseError,
  createMethodNotFound,
} from '@erebos/rpc-error'

const error1 = createParseError()
const error2 = createMethodNotFound('get_user')
const error3 = new RPCError(-32600) // Invalid request
const error4 = new RPCError(1000, 'Custom app error', { user: 'alice' })

API

new RPCError()

Arguments

1. code: number
2. message?: string: will be set based on the code when not provided
3. data?: T = any: optional additional error data

.toObject()

Returns RPCErrorObject

RPCError.fromObject()

Creates a RPCError instance from a RPCErrorObject.

Arguments

1. error: RPCErrorObject

Returns RPCError instance

isServerError()

Arguments

1. code: number

Returns boolean

getErrorMessage()

Arguments

1. code: number

Returns string

createParseError()

Arguments

1. data?: ?any

Returns RPCError instance with code -32700

createInvalidRequest()

Arguments

1. data?: ?any

Returns RPCError instance with code -32600

createMethodNotFound()

Arguments

1. data?: ?any

Returns RPCError instance with code -32601

createInvalidParams()

Arguments

1. data?: ?any

Returns RPCError instance with code -32602

createInternalError()

Arguments

1. data?: ?any

Returns RPCError instance with code -32603