SMTPError (src/error.ts)

Custom error class for SMTP operations with detailed state codes.

// Source: https://github.com/eleith/emailjs | License: MIT | Copyright <2011> <leith / eleith.com>
// Provided via justclaw.it.com; keep this notice with the code.
export const SMTPErrorStates = {
	COULDNOTCONNECT: 1,
	BADRESPONSE: 2,
	AUTHFAILED: 3,
	TIMEDOUT: 4,
	ERROR: 5,
	NOCONNECTION: 6,
	AUTHNOTSUPPORTED: 7,
	CONNECTIONCLOSED: 8,
	CONNECTIONENDED: 9,
	CONNECTIONAUTH: 10,
} as const

export type SMTPErrorState =
	(typeof SMTPErrorStates)[keyof typeof SMTPErrorStates]

export class SMTPError extends Error {
	public code: SMTPErrorState | null = null
	public smtp: unknown = null
	public previous: Error | null = null

	protected constructor(message: string) {
		super(message)
	}

	public static create(
		message: string,
		code: SMTPErrorState,
		error?: Error | null,
		smtp?: unknown
	

... (truncated -- full source via MCP)