101 lines
2.7 KiB
JavaScript
101 lines
2.7 KiB
JavaScript
'use strict'
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const { format } = require('node:util')
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function toString () {
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return `${this.name} [${this.code}]: ${this.message}`
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}
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const FastifyGenericErrorSymbol = Symbol.for('fastify-error-generic')
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function createError (code, message, statusCode = 500, Base = Error, captureStackTrace = createError.captureStackTrace) {
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const shouldCreateFastifyGenericError = code === FastifyGenericErrorSymbol
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if (shouldCreateFastifyGenericError) {
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code = 'FST_ERR'
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}
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if (!code) throw new Error('Fastify error code must not be empty')
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if (!message) throw new Error('Fastify error message must not be empty')
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code = code.toUpperCase()
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!statusCode && (statusCode = undefined)
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const FastifySpecificErrorSymbol = Symbol.for(`fastify-error ${code}`)
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function FastifyError (...args) {
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if (!new.target) {
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return new FastifyError(...args)
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}
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this.code = code
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this.name = 'FastifyError'
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this.statusCode = statusCode
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const lastElement = args.length - 1
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if (lastElement !== -1 && args[lastElement] && typeof args[lastElement] === 'object' && 'cause' in args[lastElement]) {
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this.cause = args.pop().cause
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}
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this.message = format(message, ...args)
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Error.stackTraceLimit && captureStackTrace && Error.captureStackTrace(this, FastifyError)
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}
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FastifyError.prototype = Object.create(Base.prototype, {
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constructor: {
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value: FastifyError,
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enumerable: false,
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writable: true,
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configurable: true
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},
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[FastifyGenericErrorSymbol]: {
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value: true,
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enumerable: false,
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writable: false,
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configurable: false
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},
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[FastifySpecificErrorSymbol]: {
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value: true,
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enumerable: false,
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writable: false,
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configurable: false
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}
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})
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if (shouldCreateFastifyGenericError) {
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Object.defineProperty(FastifyError, Symbol.hasInstance, {
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value (instance) {
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return instance && instance[FastifyGenericErrorSymbol]
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},
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configurable: false,
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writable: false,
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enumerable: false
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})
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} else {
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Object.defineProperty(FastifyError, Symbol.hasInstance, {
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value (instance) {
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return instance && instance[FastifySpecificErrorSymbol]
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},
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configurable: false,
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writable: false,
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enumerable: false
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})
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}
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FastifyError.prototype[Symbol.toStringTag] = 'Error'
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FastifyError.prototype.toString = toString
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return FastifyError
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}
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createError.captureStackTrace = true
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const FastifyErrorConstructor = createError(FastifyGenericErrorSymbol, 'Fastify Error', 500, Error)
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module.exports = createError
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module.exports.FastifyError = FastifyErrorConstructor
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module.exports.default = createError
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module.exports.createError = createError
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