You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
1.1 KiB
44 lines
1.1 KiB
3 years ago
|
'use strict'
|
||
|
|
||
|
const { inherits, format } = require('util')
|
||
|
|
||
|
function createError (code, message, statusCode = 500, Base = Error) {
|
||
|
if (!code) throw new Error('Fastify error code must not be empty')
|
||
|
if (!message) throw new Error('Fastify error message must not be empty')
|
||
|
|
||
|
code = code.toUpperCase()
|
||
|
|
||
|
function FastifyError (a, b, c) {
|
||
|
if (!(this instanceof FastifyError)) {
|
||
|
return new FastifyError(a, b, c)
|
||
|
}
|
||
|
Error.captureStackTrace(this, FastifyError)
|
||
|
this.name = 'FastifyError'
|
||
|
this.code = code
|
||
|
|
||
|
// more performant than spread (...) operator
|
||
|
if (a && b && c) {
|
||
|
this.message = format(message, a, b, c)
|
||
|
} else if (a && b) {
|
||
|
this.message = format(message, a, b)
|
||
|
} else if (a) {
|
||
|
this.message = format(message, a)
|
||
|
} else {
|
||
|
this.message = message
|
||
|
}
|
||
|
|
||
|
this.statusCode = statusCode || undefined
|
||
|
}
|
||
|
FastifyError.prototype[Symbol.toStringTag] = 'Error'
|
||
|
|
||
|
FastifyError.prototype.toString = function () {
|
||
|
return `${this.name} [${this.code}]: ${this.message}`
|
||
|
}
|
||
|
|
||
|
inherits(FastifyError, Base)
|
||
|
|
||
|
return FastifyError
|
||
|
}
|
||
|
|
||
|
module.exports = createError
|