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/* eslint node-core/alphabetize-errors: "error" */
/* eslint node-core/prefer-util-format-errors: "error" */
'use strict';
// The whole point behind this internal module is to allow Node.js to no
// longer be forced to treat every error message change as a semver-major
// change. The NodeError classes here all expose a `code` property whose
// value statically and permanently identifies the error. While the error
// message may change, the code should not.
const {
AggregateError,
ArrayFrom,
ArrayIsArray,
ArrayPrototypeFilter,
ArrayPrototypeIncludes,
ArrayPrototypeIndexOf,
ArrayPrototypeJoin,
ArrayPrototypeMap,
ArrayPrototypePop,
ArrayPrototypePush,
ArrayPrototypeSlice,
ArrayPrototypeSplice,
ArrayPrototypeUnshift,
Error,
ErrorCaptureStackTrace,
ErrorPrototypeToString,
JSONStringify,
MapPrototypeGet,
MathAbs,
MathMax,
Number,
NumberIsInteger,
ObjectAssign,
ObjectDefineProperty,
ObjectDefineProperties,
ObjectIsExtensible,
ObjectGetOwnPropertyDescriptor,
ObjectKeys,
ObjectPrototypeHasOwnProperty,
RangeError,
ReflectApply,
RegExpPrototypeTest,
SafeArrayIterator,
SafeMap,
SafeWeakMap,
String,
StringPrototypeEndsWith,
StringPrototypeIncludes,
StringPrototypeMatch,
StringPrototypeSlice,
StringPrototypeSplit,
StringPrototypeStartsWith,
StringPrototypeToLowerCase,
Symbol,
SymbolFor,
SyntaxError,
TypeError,
URIError,
} = primordials;
const kIsNodeError = Symbol('kIsNodeError');
const isWindows = process.platform === 'win32';
const messages = new SafeMap();
const codes = {};
const classRegExp = /^([A-Z][a-z0-9]*)+$/;
// Sorted by a rough estimate on most frequently used entries.
const kTypes = [
'string',
'function',
'number',
'object',
// Accept 'Function' and 'Object' as alternative to the lower cased version.
'Function',
'Object',
'boolean',
'bigint',
'symbol',
];
const MainContextError = Error;
const overrideStackTrace = new SafeWeakMap();
const kNoOverride = Symbol('kNoOverride');
let userStackTraceLimit;
const nodeInternalPrefix = '__node_internal_';
const prepareStackTrace = (globalThis, error, trace) => {
// API for node internals to override error stack formatting
// without interfering with userland code.
if (overrideStackTrace.has(error)) {
const f = overrideStackTrace.get(error);
overrideStackTrace.delete(error);
return f(error, trace);
}
const firstFrame = trace[0]?.getFunctionName();
if (firstFrame && StringPrototypeStartsWith(firstFrame, nodeInternalPrefix)) {
for (let l = trace.length - 1; l >= 0; l--) {
const fn = trace[l]?.getFunctionName();
if (fn && StringPrototypeStartsWith(fn, nodeInternalPrefix)) {
ArrayPrototypeSplice(trace, 0, l + 1);
break;
}
}
// `userStackTraceLimit` is the user value for `Error.stackTraceLimit`,
// it is updated at every new exception in `captureLargerStackTrace`.
if (trace.length > userStackTraceLimit)
ArrayPrototypeSplice(trace, userStackTraceLimit);
}
const globalOverride =
maybeOverridePrepareStackTrace(globalThis, error, trace);
if (globalOverride !== kNoOverride) return globalOverride;
// Normal error formatting:
//
// Error: Message
// at function (file)
// at file
let errorString;
if (kIsNodeError in error) {
errorString = `${error.name} [${error.code}]: ${error.message}`;
} else {
errorString = ErrorPrototypeToString(error);
}
if (trace.length === 0) {
return errorString;
}
return `${errorString}\n at ${ArrayPrototypeJoin(trace, '\n at ')}`;
};
const maybeOverridePrepareStackTrace = (globalThis, error, trace) => {
// Polyfill of V8's Error.prepareStackTrace API.
// https://crbug.com/v8/7848
// `globalThis` is the global that contains the constructor which
// created `error`.
if (typeof globalThis.Error?.prepareStackTrace === 'function') {
return globalThis.Error.prepareStackTrace(error, trace);
}
// We still have legacy usage that depends on the main context's `Error`
// being used, even when the error is from a different context.
// TODO(devsnek): evaluate if this can be eventually deprecated/removed.
if (typeof MainContextError.prepareStackTrace === 'function') {
return MainContextError.prepareStackTrace(error, trace);
}
return kNoOverride;
};
const aggregateTwoErrors = hideStackFrames((innerError, outerError) => {
if (innerError && outerError && innerError !== outerError) {
if (ArrayIsArray(outerError.errors)) {
// If `outerError` is already an `AggregateError`.
ArrayPrototypePush(outerError.errors, innerError);
return outerError;
}
// eslint-disable-next-line no-restricted-syntax
const err = new AggregateError(new SafeArrayIterator([
outerError,
innerError,
]), outerError.message);
err.code = outerError.code;
return err;
}
return innerError || outerError;
});
// Lazily loaded
let util;
let assert;
let internalUtil = null;
function lazyInternalUtil() {
internalUtil ??= require('internal/util');
return internalUtil;
}
let internalUtilInspect = null;
function lazyInternalUtilInspect() {
internalUtilInspect ??= require('internal/util/inspect');
return internalUtilInspect;
}
let buffer;
function lazyBuffer() {
buffer ??= require('buffer').Buffer;
return buffer;
}
function isErrorStackTraceLimitWritable() {
const desc = ObjectGetOwnPropertyDescriptor(Error, 'stackTraceLimit');
if (desc === undefined) {
return ObjectIsExtensible(Error);
}
return ObjectPrototypeHasOwnProperty(desc, 'writable') ?
desc.writable :
desc.set !== undefined;
}
function inspectWithNoCustomRetry(obj, options) {
const utilInspect = lazyInternalUtilInspect();
try {
return utilInspect.inspect(obj, options);
} catch {
return utilInspect.inspect(obj, { ...options, customInspect: false });
}
}
// A specialized Error that includes an additional info property with
// additional information about the error condition.
// It has the properties present in a UVException but with a custom error
// message followed by the uv error code and uv error message.
// It also has its own error code with the original uv error context put into
// `err.info`.
// The context passed into this error must have .code, .syscall and .message,
// and may have .path and .dest.
class SystemError extends Error {
constructor(key, context) {
const limit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
super();
// Reset the limit and setting the name property.
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = limit;
const prefix = getMessage(key, [], this);
let message = `${prefix}: ${context.syscall} returned ` +
`${context.code} (${context.message})`;
if (context.path !== undefined)
message += ` ${context.path}`;
if (context.dest !== undefined)
message += ` => ${context.dest}`;
captureLargerStackTrace(this);
this.code = key;
ObjectDefineProperties(this, {
[kIsNodeError]: {
__proto__: null,
value: true,
enumerable: false,
writable: false,
configurable: true,
},
name: {
__proto__: null,
value: 'SystemError',
enumerable: false,
writable: true,
configurable: true,
},
message: {
__proto__: null,
value: message,
enumerable: false,
writable: true,
configurable: true,
},
info: {
__proto__: null,
value: context,
enumerable: true,
configurable: true,
writable: false,
},
errno: {
__proto__: null,
get() {
return context.errno;
},
set: (value) => {
context.errno = value;
},
enumerable: true,
configurable: true,
},
syscall: {
__proto__: null,
get() {
return context.syscall;
},
set: (value) => {
context.syscall = value;
},
enumerable: true,
configurable: true,
},
});
if (context.path !== undefined) {
// TODO(BridgeAR): Investigate why and when the `.toString()` was
// introduced. The `path` and `dest` properties in the context seem to
// always be of type string. We should probably just remove the
// `.toString()` and `Buffer.from()` operations and set the value on the
// context as the user did.
ObjectDefineProperty(this, 'path', {
__proto__: null,
get() {
return context.path != null ?
context.path.toString() : context.path;
},
set: (value) => {
context.path = value ?
lazyBuffer().from(value.toString()) : undefined;
},
enumerable: true,
configurable: true
});
}
if (context.dest !== undefined) {
ObjectDefineProperty(this, 'dest', {
__proto__: null,
get() {
return context.dest != null ?
context.dest.toString() : context.dest;
},
set: (value) => {
context.dest = value ?
lazyBuffer().from(value.toString()) : undefined;
},
enumerable: true,
configurable: true
});
}
}
toString() {
return `${this.name} [${this.code}]: ${this.message}`;
}
[SymbolFor('nodejs.util.inspect.custom')](recurseTimes, ctx) {
return lazyInternalUtilInspect().inspect(this, {
...ctx,
getters: true,
customInspect: false
});
}
}
function makeSystemErrorWithCode(key) {
return class NodeError extends SystemError {
constructor(ctx) {
super(key, ctx);
}
};
}
function makeNodeErrorWithCode(Base, key) {
return function NodeError(...args) {
const limit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
const error = new Base();
// Reset the limit and setting the name property.
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = limit;
const message = getMessage(key, args, error);
ObjectDefineProperties(error, {
[kIsNodeError]: {
__proto__: null,
value: true,
enumerable: false,
writable: false,
configurable: true,
},
message: {
__proto__: null,
value: message,
enumerable: false,
writable: true,
configurable: true,
},
toString: {
__proto__: null,
value() {
return `${this.name} [${key}]: ${this.message}`;
},
enumerable: false,
writable: true,
configurable: true,
},
});
captureLargerStackTrace(error);
error.code = key;
return error;
};
}
/**
* This function removes unnecessary frames from Node.js core errors.
* @template {(...args: any[]) => any} T
* @type {(fn: T) => T}
*/
function hideStackFrames(fn) {
// We rename the functions that will be hidden to cut off the stacktrace
// at the outermost one
const hidden = nodeInternalPrefix + fn.name;
ObjectDefineProperty(fn, 'name', { __proto__: null, value: hidden });
return fn;
}
// Utility function for registering the error codes. Only used here. Exported
// *only* to allow for testing.
function E(sym, val, def, ...otherClasses) {
// Special case for SystemError that formats the error message differently
// The SystemErrors only have SystemError as their base classes.
messages.set(sym, val);
if (def === SystemError) {
def = makeSystemErrorWithCode(sym);
} else {
def = makeNodeErrorWithCode(def, sym);
}
if (otherClasses.length !== 0) {
otherClasses.forEach((clazz) => {
def[clazz.name] = makeNodeErrorWithCode(clazz, sym);
});
}
codes[sym] = def;
}
function getMessage(key, args, self) {
const msg = messages.get(key);
assert ??= require('internal/assert');
if (typeof msg === 'function') {
assert(
msg.length <= args.length, // Default options do not count.
`Code: ${key}; The provided arguments length (${args.length}) does not ` +
`match the required ones (${msg.length}).`
);
return ReflectApply(msg, self, args);
}
const expectedLength =
(StringPrototypeMatch(msg, /%[dfijoOs]/g) || []).length;
assert(
expectedLength === args.length,
`Code: ${key}; The provided arguments length (${args.length}) does not ` +
`match the required ones (${expectedLength}).`
);
if (args.length === 0)
return msg;
ArrayPrototypeUnshift(args, msg);
return ReflectApply(lazyInternalUtilInspect().format, null, args);
}
let uvBinding;
function lazyUv() {
uvBinding ??= internalBinding('uv');
return uvBinding;
}
const uvUnmappedError = ['UNKNOWN', 'unknown error'];
function uvErrmapGet(name) {
uvBinding = lazyUv();
uvBinding.errmap ??= uvBinding.getErrorMap();
return MapPrototypeGet(uvBinding.errmap, name);
}
const captureLargerStackTrace = hideStackFrames(
function captureLargerStackTrace(err) {
const stackTraceLimitIsWritable = isErrorStackTraceLimitWritable();
if (stackTraceLimitIsWritable) {
userStackTraceLimit = Error.stackTraceLimit;
Error.stackTraceLimit = Infinity;
}
ErrorCaptureStackTrace(err);
// Reset the limit
if (stackTraceLimitIsWritable) Error.stackTraceLimit = userStackTraceLimit;
return err;
});
/**
* This creates an error compatible with errors produced in the C++
* function UVException using a context object with data assembled in C++.
* The goal is to migrate them to ERR_* errors later when compatibility is
* not a concern.
*
* @param {object} ctx
* @returns {Error}
*/
const uvException = hideStackFrames(function uvException(ctx) {
const { 0: code, 1: uvmsg } = uvErrmapGet(ctx.errno) || uvUnmappedError;
let message = `${code}: ${ctx.message || uvmsg}, ${ctx.syscall}`;
let path;
let dest;
if (ctx.path) {
path = ctx.path.toString();
message += ` '${path}'`;
}
if (ctx.dest) {
dest = ctx.dest.toString();
message += ` -> '${dest}'`;
}
// Reducing the limit improves the performance significantly. We do not lose
// the stack frames due to the `captureStackTrace()` function that is called
// later.
const tmpLimit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
// Pass the message to the constructor instead of setting it on the object
// to make sure it is the same as the one created in C++
// eslint-disable-next-line no-restricted-syntax
const err = new Error(message);
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = tmpLimit;
for (const prop of ObjectKeys(ctx)) {
if (prop === 'message' || prop === 'path' || prop === 'dest') {
continue;
}
err[prop] = ctx[prop];
}
err.code = code;
if (path) {
err.path = path;
}
if (dest) {
err.dest = dest;
}
return captureLargerStackTrace(err);
});
/**
* This creates an error compatible with errors produced in the C++
* This function should replace the deprecated
* `exceptionWithHostPort()` function.
*
* @param {number} err - A libuv error number
* @param {string} syscall
* @param {string} address
* @param {number} [port]
* @returns {Error}
*/
const uvExceptionWithHostPort = hideStackFrames(
function uvExceptionWithHostPort(err, syscall, address, port) {
const { 0: code, 1: uvmsg } = uvErrmapGet(err) || uvUnmappedError;
const message = `${syscall} ${code}: ${uvmsg}`;
let details = '';
if (port && port > 0) {
details = ` ${address}:${port}`;
} else if (address) {
details = ` ${address}`;
}
// Reducing the limit improves the performance significantly. We do not
// lose the stack frames due to the `captureStackTrace()` function that
// is called later.
const tmpLimit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
// eslint-disable-next-line no-restricted-syntax
const ex = new Error(`${message}${details}`);
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = tmpLimit;
ex.code = code;
ex.errno = err;
ex.syscall = syscall;
ex.address = address;
if (port) {
ex.port = port;
}
return captureLargerStackTrace(ex);
});
/**
* This used to be util._errnoException().
*
* @param {number} err - A libuv error number
* @param {string} syscall
* @param {string} [original]
* @returns {Error}
*/
const errnoException = hideStackFrames(
function errnoException(err, syscall, original) {
// TODO(joyeecheung): We have to use the type-checked
// getSystemErrorName(err) to guard against invalid arguments from users.
// This can be replaced with [ code ] = errmap.get(err) when this method
// is no longer exposed to user land.
util ??= require('util');
const code = util.getSystemErrorName(err);
const message = original ?
`${syscall} ${code} ${original}` : `${syscall} ${code}`;
const tmpLimit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
// eslint-disable-next-line no-restricted-syntax
const ex = new Error(message);
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = tmpLimit;
ex.errno = err;
ex.code = code;
ex.syscall = syscall;
return captureLargerStackTrace(ex);
});
/**
* Deprecated, new function is `uvExceptionWithHostPort()`
* New function added the error description directly
* from C++. this method for backwards compatibility
* @param {number} err - A libuv error number
* @param {string} syscall
* @param {string} address
* @param {number} [port]
* @param {string} [additional]
* @returns {Error}
*/
const exceptionWithHostPort = hideStackFrames(
function exceptionWithHostPort(err, syscall, address, port, additional) {
// TODO(joyeecheung): We have to use the type-checked
// getSystemErrorName(err) to guard against invalid arguments from users.
// This can be replaced with [ code ] = errmap.get(err) when this method
// is no longer exposed to user land.
util ??= require('util');
const code = util.getSystemErrorName(err);
let details = '';
if (port && port > 0) {
details = ` ${address}:${port}`;
} else if (address) {
details = ` ${address}`;
}
if (additional) {
details += ` - Local (${additional})`;
}
// Reducing the limit improves the performance significantly. We do not
// lose the stack frames due to the `captureStackTrace()` function that
// is called later.
const tmpLimit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
// eslint-disable-next-line no-restricted-syntax
const ex = new Error(`${syscall} ${code}${details}`);
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = tmpLimit;
ex.errno = err;
ex.code = code;
ex.syscall = syscall;
ex.address = address;
if (port) {
ex.port = port;
}
return captureLargerStackTrace(ex);
});
/**
* @param {number|string} code - A libuv error number or a c-ares error code
* @param {string} syscall
* @param {string} [hostname]
* @returns {Error}
*/
const dnsException = hideStackFrames(function(code, syscall, hostname) {
let errno;
// If `code` is of type number, it is a libuv error number, else it is a
// c-ares error code.
// TODO(joyeecheung): translate c-ares error codes into numeric ones and
// make them available in a property that's not error.errno (since they
// can be in conflict with libuv error codes). Also make sure
// util.getSystemErrorName() can understand them when an being informed that
// the number is a c-ares error code.
if (typeof code === 'number') {
errno = code;
// ENOTFOUND is not a proper POSIX error, but this error has been in place
// long enough that it's not practical to remove it.
if (code === lazyUv().UV_EAI_NODATA || code === lazyUv().UV_EAI_NONAME) {
code = 'ENOTFOUND'; // Fabricated error name.
} else {
code = lazyInternalUtil().getSystemErrorName(code);
}
}
const message = `${syscall} ${code}${hostname ? ` ${hostname}` : ''}`;
// Reducing the limit improves the performance significantly. We do not lose
// the stack frames due to the `captureStackTrace()` function that is called
// later.
const tmpLimit = Error.stackTraceLimit;
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
// eslint-disable-next-line no-restricted-syntax
const ex = new Error(message);
if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = tmpLimit;
ex.errno = errno;
ex.code = code;
ex.syscall = syscall;
if (hostname) {
ex.hostname = hostname;
}
return captureLargerStackTrace(ex);
});
function connResetException(msg) {
// eslint-disable-next-line no-restricted-syntax
const ex = new Error(msg);
ex.code = 'ECONNRESET';
return ex;
}
let maxStack_ErrorName;
let maxStack_ErrorMessage;
/**
* Returns true if `err.name` and `err.message` are equal to engine-specific
* values indicating max call stack size has been exceeded.
* "Maximum call stack size exceeded" in V8.
*
* @param {Error} err
* @returns {boolean}
*/
function isStackOverflowError(err) {
if (maxStack_ErrorMessage === undefined) {
try {
function overflowStack() { overflowStack(); }
overflowStack();
} catch (err) {
maxStack_ErrorMessage = err.message;
maxStack_ErrorName = err.name;
}
}
return err && err.name === maxStack_ErrorName &&
err.message === maxStack_ErrorMessage;
}
// Only use this for integers! Decimal numbers do not work with this function.
function addNumericalSeparator(val) {
let res = '';
let i = val.length;
const start = val[0] === '-' ? 1 : 0;
for (; i >= start + 4; i -= 3) {
res = `_${StringPrototypeSlice(val, i - 3, i)}${res}`;
}
return `${StringPrototypeSlice(val, 0, i)}${res}`;
}
// Used to enhance the stack that will be picked up by the inspector
const kEnhanceStackBeforeInspector = Symbol('kEnhanceStackBeforeInspector');
// These are supposed to be called only on fatal exceptions before
// the process exits.
const fatalExceptionStackEnhancers = {
beforeInspector(error) {
if (typeof error[kEnhanceStackBeforeInspector] !== 'function') {
return error.stack;
}
try {
// Set the error.stack here so it gets picked up by the
// inspector.
error.stack = error[kEnhanceStackBeforeInspector]();
} catch {
// We are just enhancing the error. If it fails, ignore it.
}
return error.stack;
},
afterInspector(error) {
const originalStack = error.stack;
let useColors = true;
// Some consoles do not convert ANSI escape sequences to colors,
// rather display them directly to the stdout. On those consoles,
// libuv emulates colors by intercepting stdout stream and calling
// corresponding Windows API functions for setting console colors.
// However, fatal error are handled differently and we cannot easily
// highlight them. On Windows, detecting whether a console supports
// ANSI escape sequences is not reliable.
if (process.platform === 'win32') {
const info = internalBinding('os').getOSInformation();
const ver = ArrayPrototypeMap(StringPrototypeSplit(info[2], '.'),
Number);
if (ver[0] !== 10 || ver[2] < 14393) {
useColors = false;
}
}
const {
inspect,
inspectDefaultOptions: {
colors: defaultColors
}
} = lazyInternalUtilInspect();
const colors = useColors &&
((internalBinding('util').guessHandleType(2) === 'TTY' &&
require('internal/tty').hasColors()) ||
defaultColors);
try {
return inspect(error, {
colors,
customInspect: false,
depth: MathMax(inspect.defaultOptions.depth, 5)
});
} catch {
return originalStack;
}
}
};
// Ensures the printed error line is from user code.
let _kArrowMessagePrivateSymbol, _setHiddenValue;
function setArrowMessage(err, arrowMessage) {
if (!_kArrowMessagePrivateSymbol) {
({
arrow_message_private_symbol: _kArrowMessagePrivateSymbol,
setHiddenValue: _setHiddenValue,
} = internalBinding('util'));
}
_setHiddenValue(err, _kArrowMessagePrivateSymbol, arrowMessage);
}
// Hide stack lines before the first user code line.
function hideInternalStackFrames(error) {
overrideStackTrace.set(error, (error, stackFrames) => {
let frames = stackFrames;
if (typeof stackFrames === 'object') {
frames = ArrayPrototypeFilter(
stackFrames,
(frm) => !StringPrototypeStartsWith(frm.getFileName() || '',
'node:internal')
);
}
ArrayPrototypeUnshift(frames, error);
return ArrayPrototypeJoin(frames, '\n at ');
});
}
// Node uses an AbortError that isn't exactly the same as the DOMException
// to make usage of the error in userland and readable-stream easier.
// It is a regular error with `.code` and `.name`.
class AbortError extends Error {
constructor(message = 'The operation was aborted', options = undefined) {
if (options !== undefined && typeof options !== 'object') {
throw new codes.ERR_INVALID_ARG_TYPE('options', 'Object', options);
}
super(message, options);
this.code = 'ABORT_ERR';
this.name = 'AbortError';
}
}
/**
* This creates a generic Node.js error.
*
* @param {string} message The error message.
* @param {object} errorProperties Object with additional properties to be added to the error.
* @returns {Error}
*/
const genericNodeError = hideStackFrames(function genericNodeError(message, errorProperties) {
// eslint-disable-next-line no-restricted-syntax
const err = new Error(message);
ObjectAssign(err, errorProperties);
return err;
});
module.exports = {
AbortError,
aggregateTwoErrors,
captureLargerStackTrace,
codes,
connResetException,
dnsException,
// This is exported only to facilitate testing.
E,
errnoException,
exceptionWithHostPort,
fatalExceptionStackEnhancers,
genericNodeError,
getMessage,
hideInternalStackFrames,
hideStackFrames,
inspectWithNoCustomRetry,
isErrorStackTraceLimitWritable,
isStackOverflowError,
kEnhanceStackBeforeInspector,
kIsNodeError,
kNoOverride,
maybeOverridePrepareStackTrace,
overrideStackTrace,
prepareStackTrace,
setArrowMessage,
SystemError,
uvErrmapGet,
uvException,
uvExceptionWithHostPort,
};
// To declare an error message, use the E(sym, val, def) function above. The sym
// must be an upper case string. The val can be either a function or a string.
// The def must be an error class.
// The return value of the function must be a string.
// Examples:
// E('EXAMPLE_KEY1', 'This is the error value', Error);
// E('EXAMPLE_KEY2', (a, b) => return `${a} ${b}`, RangeError);
//
// Once an error code has been assigned, the code itself MUST NOT change and
// any given error code must never be reused to identify a different error.
//
// Any error code added here should also be added to the documentation
//
// Note: Please try to keep these in alphabetical order
//
// Note: Node.js specific errors must begin with the prefix ERR_
E('ERR_AMBIGUOUS_ARGUMENT', 'The "%s" argument is ambiguous. %s', TypeError);
E('ERR_ARG_NOT_ITERABLE', '%s must be iterable', TypeError);
E('ERR_ASSERTION', '%s', Error);
E('ERR_ASYNC_CALLBACK', '%s must be a function', TypeError);
E('ERR_ASYNC_TYPE', 'Invalid name for async "type": %s', TypeError);
E('ERR_BROTLI_INVALID_PARAM', '%s is not a valid Brotli parameter', RangeError);
E('ERR_BUFFER_OUT_OF_BOUNDS',
// Using a default argument here is important so the argument is not counted
// towards `Function#length`.
(name = undefined) => {
if (name) {
return `"${name}" is outside of buffer bounds`;
}
return 'Attempt to access memory outside buffer bounds';
}, RangeError);
E('ERR_BUFFER_TOO_LARGE',
'Cannot create a Buffer larger than %s bytes',
RangeError);
E('ERR_CANNOT_WATCH_SIGINT', 'Cannot watch for SIGINT signals', Error);
E('ERR_CHILD_CLOSED_BEFORE_REPLY',
'Child closed before reply received', Error);
E('ERR_CHILD_PROCESS_IPC_REQUIRED',
"Forked processes must have an IPC channel, missing value 'ipc' in %s",
Error);
E('ERR_CHILD_PROCESS_STDIO_MAXBUFFER', '%s maxBuffer length exceeded',
RangeError);
E('ERR_CONSOLE_WRITABLE_STREAM',
'Console expects a writable stream instance for %s', TypeError);
E('ERR_CONTEXT_NOT_INITIALIZED', 'context used is not initialized', Error);
E('ERR_CRYPTO_CUSTOM_ENGINE_NOT_SUPPORTED',
'Custom engines not supported by this OpenSSL', Error);
E('ERR_CRYPTO_ECDH_INVALID_FORMAT', 'Invalid ECDH format: %s', TypeError);
E('ERR_CRYPTO_ECDH_INVALID_PUBLIC_KEY',
'Public key is not valid for specified curve', Error);
E('ERR_CRYPTO_ENGINE_UNKNOWN', 'Engine "%s" was not found', Error);
E('ERR_CRYPTO_FIPS_FORCED',
'Cannot set FIPS mode, it was forced with --force-fips at startup.', Error);
E('ERR_CRYPTO_FIPS_UNAVAILABLE', 'Cannot set FIPS mode in a non-FIPS build.',
Error);
E('ERR_CRYPTO_HASH_FINALIZED', 'Digest already called', Error);
E('ERR_CRYPTO_HASH_UPDATE_FAILED', 'Hash update failed', Error);
E('ERR_CRYPTO_INCOMPATIBLE_KEY', 'Incompatible %s: %s', Error);
E('ERR_CRYPTO_INCOMPATIBLE_KEY_OPTIONS', 'The selected key encoding %s %s.',
Error);
E('ERR_CRYPTO_INVALID_DIGEST', 'Invalid digest: %s', TypeError);
E('ERR_CRYPTO_INVALID_JWK', 'Invalid JWK data', TypeError);
E('ERR_CRYPTO_INVALID_KEY_OBJECT_TYPE',
'Invalid key object type %s, expected %s.', TypeError);
E('ERR_CRYPTO_INVALID_STATE', 'Invalid state for operation %s', Error);
E('ERR_CRYPTO_PBKDF2_ERROR', 'PBKDF2 error', Error);
E('ERR_CRYPTO_SCRYPT_INVALID_PARAMETER', 'Invalid scrypt parameter', Error);
E('ERR_CRYPTO_SCRYPT_NOT_SUPPORTED', 'Scrypt algorithm not supported', Error);
// Switch to TypeError. The current implementation does not seem right.
E('ERR_CRYPTO_SIGN_KEY_REQUIRED', 'No key provided to sign', Error);
E('ERR_DEBUGGER_ERROR', '%s', Error);
E('ERR_DEBUGGER_STARTUP_ERROR', '%s', Error);
E('ERR_DIR_CLOSED', 'Directory handle was closed', Error);
E('ERR_DIR_CONCURRENT_OPERATION',
'Cannot do synchronous work on directory handle with concurrent ' +
'asynchronous operations', Error);
E('ERR_DNS_SET_SERVERS_FAILED', 'c-ares failed to set servers: "%s" [%s]',
Error);
E('ERR_DOMAIN_CALLBACK_NOT_AVAILABLE',
'A callback was registered through ' +
'process.setUncaughtExceptionCaptureCallback(), which is mutually ' +
'exclusive with using the `domain` module',
Error);
E('ERR_DOMAIN_CANNOT_SET_UNCAUGHT_EXCEPTION_CAPTURE',
'The `domain` module is in use, which is mutually exclusive with calling ' +
'process.setUncaughtExceptionCaptureCallback()',
Error);
E('ERR_DUPLICATE_STARTUP_SNAPSHOT_MAIN_FUNCTION',
'Deserialize main function is already configured.', Error);
E('ERR_ENCODING_INVALID_ENCODED_DATA', function(encoding, ret) {
this.errno = ret;
return `The encoded data was not valid for encoding ${encoding}`;
}, TypeError);
E('ERR_ENCODING_NOT_SUPPORTED', 'The "%s" encoding is not supported',
RangeError);
E('ERR_EVAL_ESM_CANNOT_PRINT', '--print cannot be used with ESM input', Error);
E('ERR_EVENT_RECURSION', 'The event "%s" is already being dispatched', Error);
E('ERR_FALSY_VALUE_REJECTION', function(reason) {
this.reason = reason;
return 'Promise was rejected with falsy value';
}, Error);
E('ERR_FEATURE_UNAVAILABLE_ON_PLATFORM',
'The feature %s is unavailable on the current platform' +
', which is being used to run Node.js',
TypeError);
E('ERR_FS_CP_DIR_TO_NON_DIR',
'Cannot overwrite directory with non-directory', SystemError);
E('ERR_FS_CP_EEXIST', 'Target already exists', SystemError);
E('ERR_FS_CP_EINVAL', 'Invalid src or dest', SystemError);
E('ERR_FS_CP_FIFO_PIPE', 'Cannot copy a FIFO pipe', SystemError);
E('ERR_FS_CP_NON_DIR_TO_DIR',
'Cannot overwrite non-directory with directory', SystemError);
E('ERR_FS_CP_SOCKET', 'Cannot copy a socket file', SystemError);
E('ERR_FS_CP_SYMLINK_TO_SUBDIRECTORY',
'Cannot overwrite symlink in subdirectory of self', SystemError);
E('ERR_FS_CP_UNKNOWN', 'Cannot copy an unknown file type', SystemError);
E('ERR_FS_EISDIR', 'Path is a directory', SystemError);
E('ERR_FS_FILE_TOO_LARGE', 'File size (%s) is greater than 2 GiB', RangeError);
E('ERR_FS_INVALID_SYMLINK_TYPE',
'Symlink type must be one of "dir", "file", or "junction". Received "%s"',
Error); // Switch to TypeError. The current implementation does not seem right
E('ERR_HTTP2_ALTSVC_INVALID_ORIGIN',
'HTTP/2 ALTSVC frames require a valid origin', TypeError);
E('ERR_HTTP2_ALTSVC_LENGTH',
'HTTP/2 ALTSVC frames are limited to 16382 bytes', TypeError);
E('ERR_HTTP2_CONNECT_AUTHORITY',
':authority header is required for CONNECT requests', Error);
E('ERR_HTTP2_CONNECT_PATH',
'The :path header is forbidden for CONNECT requests', Error);
E('ERR_HTTP2_CONNECT_SCHEME',
'The :scheme header is forbidden for CONNECT requests', Error);
E('ERR_HTTP2_GOAWAY_SESSION',
'New streams cannot be created after receiving a GOAWAY', Error);
E('ERR_HTTP2_HEADERS_AFTER_RESPOND',
'Cannot specify additional headers after response initiated', Error);
E('ERR_HTTP2_HEADERS_SENT', 'Response has already been initiated.', Error);
E('ERR_HTTP2_HEADER_SINGLE_VALUE',
'Header field "%s" must only have a single value', TypeError);
E('ERR_HTTP2_INFO_STATUS_NOT_ALLOWED',
'Informational status codes cannot be used', RangeError);
E('ERR_HTTP2_INVALID_CONNECTION_HEADERS',
'HTTP/1 Connection specific headers are forbidden: "%s"', TypeError);
E('ERR_HTTP2_INVALID_HEADER_VALUE',
'Invalid value "%s" for header "%s"', TypeError);
E('ERR_HTTP2_INVALID_INFO_STATUS',
'Invalid informational status code: %s', RangeError);
E('ERR_HTTP2_INVALID_ORIGIN',
'HTTP/2 ORIGIN frames require a valid origin', TypeError);
E('ERR_HTTP2_INVALID_PACKED_SETTINGS_LENGTH',
'Packed settings length must be a multiple of six', RangeError);
E('ERR_HTTP2_INVALID_PSEUDOHEADER',
'"%s" is an invalid pseudoheader or is used incorrectly', TypeError);
E('ERR_HTTP2_INVALID_SESSION', 'The session has been destroyed', Error);
E('ERR_HTTP2_INVALID_SETTING_VALUE',
// Using default arguments here is important so the arguments are not counted
// towards `Function#length`.
function(name, actual, min = undefined, max = undefined) {
this.actual = actual;
if (min !== undefined) {
this.min = min;
this.max = max;
}
return `Invalid value for setting "${name}": ${actual}`;
}, TypeError, RangeError);
E('ERR_HTTP2_INVALID_STREAM', 'The stream has been destroyed', Error);
E('ERR_HTTP2_MAX_PENDING_SETTINGS_ACK',
'Maximum number of pending settings acknowledgements', Error);
E('ERR_HTTP2_NESTED_PUSH',
'A push stream cannot initiate another push stream.', Error);
E('ERR_HTTP2_NO_MEM', 'Out of memory', Error);
E('ERR_HTTP2_NO_SOCKET_MANIPULATION',
'HTTP/2 sockets should not be directly manipulated (e.g. read and written)',
Error);
E('ERR_HTTP2_ORIGIN_LENGTH',
'HTTP/2 ORIGIN frames are limited to 16382 bytes', TypeError);
E('ERR_HTTP2_OUT_OF_STREAMS',
'No stream ID is available because maximum stream ID has been reached',
Error);
E('ERR_HTTP2_PAYLOAD_FORBIDDEN',
'Responses with %s status must not have a payload', Error);
E('ERR_HTTP2_PING_CANCEL', 'HTTP2 ping cancelled', Error);
E('ERR_HTTP2_PING_LENGTH', 'HTTP2 ping payload must be 8 bytes', RangeError);
E('ERR_HTTP2_PSEUDOHEADER_NOT_ALLOWED',
'Cannot set HTTP/2 pseudo-headers', TypeError);
E('ERR_HTTP2_PUSH_DISABLED', 'HTTP/2 client has disabled push streams', Error);
E('ERR_HTTP2_SEND_FILE', 'Directories cannot be sent', Error);
E('ERR_HTTP2_SEND_FILE_NOSEEK',
'Offset or length can only be specified for regular files', Error);
E('ERR_HTTP2_SESSION_ERROR', 'Session closed with error code %s', Error);
E('ERR_HTTP2_SETTINGS_CANCEL', 'HTTP2 session settings canceled', Error);
E('ERR_HTTP2_SOCKET_BOUND',
'The socket is already bound to an Http2Session', Error);
E('ERR_HTTP2_SOCKET_UNBOUND',
'The socket has been disconnected from the Http2Session', Error);
E('ERR_HTTP2_STATUS_101',
'HTTP status code 101 (Switching Protocols) is forbidden in HTTP/2', Error);
E('ERR_HTTP2_STATUS_INVALID', 'Invalid status code: %s', RangeError);
E('ERR_HTTP2_STREAM_CANCEL', function(error) {
let msg = 'The pending stream has been canceled';
if (error) {
this.cause = error;
if (typeof error.message === 'string')
msg += ` (caused by: ${error.message})`;
}
return msg;
}, Error);
E('ERR_HTTP2_STREAM_ERROR', 'Stream closed with error code %s', Error);
E('ERR_HTTP2_STREAM_SELF_DEPENDENCY',
'A stream cannot depend on itself', Error);
E('ERR_HTTP2_TOO_MANY_INVALID_FRAMES', 'Too many invalid HTTP/2 frames', Error);
E('ERR_HTTP2_TRAILERS_ALREADY_SENT',
'Trailing headers have already been sent', Error);
E('ERR_HTTP2_TRAILERS_NOT_READY',
'Trailing headers cannot be sent until after the wantTrailers event is ' +
'emitted', Error);
E('ERR_HTTP2_UNSUPPORTED_PROTOCOL', 'protocol "%s" is unsupported.', Error);
E('ERR_HTTP_HEADERS_SENT',
'Cannot %s headers after they are sent to the client', Error);
E('ERR_HTTP_INVALID_HEADER_VALUE',
'Invalid value "%s" for header "%s"', TypeError);
E('ERR_HTTP_INVALID_STATUS_CODE', 'Invalid status code: %s', RangeError);
E('ERR_HTTP_REQUEST_TIMEOUT', 'Request timeout', Error);
E('ERR_HTTP_SOCKET_ENCODING',
'Changing the socket encoding is not allowed per RFC7230 Section 3.', Error);
E('ERR_HTTP_TRAILER_INVALID',
'Trailers are invalid with this transfer encoding', Error);
E('ERR_ILLEGAL_CONSTRUCTOR', 'Illegal constructor', TypeError);
E('ERR_IMPORT_ASSERTION_TYPE_FAILED',
'Module "%s" is not of type "%s"', TypeError);
E('ERR_IMPORT_ASSERTION_TYPE_MISSING',
'Module "%s" needs an import assertion of type "%s"', TypeError);
E('ERR_IMPORT_ASSERTION_TYPE_UNSUPPORTED',
'Import assertion type "%s" is unsupported', TypeError);
E('ERR_INCOMPATIBLE_OPTION_PAIR',
'Option "%s" cannot be used in combination with option "%s"', TypeError);
E('ERR_INPUT_TYPE_NOT_ALLOWED', '--input-type can only be used with string ' +
'input via --eval, --print, or STDIN', Error);
E('ERR_INSPECTOR_ALREADY_ACTIVATED',
'Inspector is already activated. Close it with inspector.close() ' +
'before activating it again.',
Error);
E('ERR_INSPECTOR_ALREADY_CONNECTED', '%s is already connected', Error);
E('ERR_INSPECTOR_CLOSED', 'Session was closed', Error);
E('ERR_INSPECTOR_COMMAND', 'Inspector error %d: %s', Error);
E('ERR_INSPECTOR_NOT_ACTIVE', 'Inspector is not active', Error);
E('ERR_INSPECTOR_NOT_AVAILABLE', 'Inspector is not available', Error);
E('ERR_INSPECTOR_NOT_CONNECTED', 'Session is not connected', Error);
E('ERR_INSPECTOR_NOT_WORKER', 'Current thread is not a worker', Error);
E('ERR_INTERNAL_ASSERTION', (message) => {
const suffix = 'This is caused by either a bug in Node.js ' +
'or incorrect usage of Node.js internals.\n' +
'Please open an issue with this stack trace at ' +
'https://github.com/nodejs/node/issues\n';
return message === undefined ? suffix : `${message}\n${suffix}`;
}, Error);
E('ERR_INVALID_ADDRESS_FAMILY', function(addressType, host, port) {
this.host = host;
this.port = port;
return `Invalid address family: ${addressType} ${host}:${port}`;
}, RangeError);
E('ERR_INVALID_ARG_TYPE',
(name, expected, actual) => {
assert(typeof name === 'string', "'name' must be a string");
if (!ArrayIsArray(expected)) {
expected = [expected];
}
let msg = 'The ';
if (StringPrototypeEndsWith(name, ' argument')) {
// For cases like 'first argument'
msg += `${name} `;
} else {
const type = StringPrototypeIncludes(name, '.') ? 'property' : 'argument';
msg += `"${name}" ${type} `;
}
msg += 'must be ';
const types = [];
const instances = [];
const other = [];
for (const value of expected) {
assert(typeof value === 'string',
'All expected entries have to be of type string');
if (ArrayPrototypeIncludes(kTypes, value)) {
ArrayPrototypePush(types, StringPrototypeToLowerCase(value));
} else if (RegExpPrototypeTest(classRegExp, value)) {
ArrayPrototypePush(instances, value);
} else {
assert(value !== 'object',
'The value "object" should be written as "Object"');
ArrayPrototypePush(other, value);
}
}
// Special handle `object` in case other instances are allowed to outline
// the differences between each other.
if (instances.length > 0) {
const pos = ArrayPrototypeIndexOf(types, 'object');
if (pos !== -1) {
ArrayPrototypeSplice(types, pos, 1);
ArrayPrototypePush(instances, 'Object');
}
}
if (types.length > 0) {
if (types.length > 2) {
const last = ArrayPrototypePop(types);
msg += `one of type ${ArrayPrototypeJoin(types, ', ')}, or ${last}`;
} else if (types.length === 2) {
msg += `one of type ${types[0]} or ${types[1]}`;
} else {
msg += `of type ${types[0]}`;
}
if (instances.length > 0 || other.length > 0)
msg += ' or ';
}
if (instances.length > 0) {
if (instances.length > 2) {
const last = ArrayPrototypePop(instances);
msg +=
`an instance of ${ArrayPrototypeJoin(instances, ', ')}, or ${last}`;
} else {
msg += `an instance of ${instances[0]}`;
if (instances.length === 2) {
msg += ` or ${instances[1]}`;
}
}
if (other.length > 0)
msg += ' or ';
}
if (other.length > 0) {
if (other.length > 2) {
const last = ArrayPrototypePop(other);
msg += `one of ${ArrayPrototypeJoin(other, ', ')}, or ${last}`;
} else if (other.length === 2) {
msg += `one of ${other[0]} or ${other[1]}`;
} else {
if (StringPrototypeToLowerCase(other[0]) !== other[0])
msg += 'an ';
msg += `${other[0]}`;
}
}
if (actual == null) {
msg += `. Received ${actual}`;
} else if (typeof actual === 'function' && actual.name) {
msg += `. Received function ${actual.name}`;
} else if (typeof actual === 'object') {
if (actual.constructor?.name) {
msg += `. Received an instance of ${actual.constructor.name}`;
} else {
const inspected = lazyInternalUtilInspect()
.inspect(actual, { depth: -1 });
msg += `. Received ${inspected}`;
}
} else {
let inspected = lazyInternalUtilInspect()
.inspect(actual, { colors: false });
if (inspected.length > 25)
inspected = `${StringPrototypeSlice(inspected, 0, 25)}...`;
msg += `. Received type ${typeof actual} (${inspected})`;
}
return msg;
}, TypeError);
E('ERR_INVALID_ARG_VALUE', (name, value, reason = 'is invalid') => {
let inspected = lazyInternalUtilInspect().inspect(value);
if (inspected.length > 128) {
inspected = `${StringPrototypeSlice(inspected, 0, 128)}...`;
}
const type = StringPrototypeIncludes(name, '.') ? 'property' : 'argument';
return `The ${type} '${name}' ${reason}. Received ${inspected}`;
}, TypeError, RangeError);
E('ERR_INVALID_ASYNC_ID', 'Invalid %s value: %s', RangeError);
E('ERR_INVALID_BUFFER_SIZE',
'Buffer size must be a multiple of %s', RangeError);
E('ERR_INVALID_CHAR',
// Using a default argument here is important so the argument is not counted
// towards `Function#length`.
(name, field = undefined) => {
let msg = `Invalid character in ${name}`;
if (field !== undefined) {
msg += ` ["${field}"]`;
}
return msg;
}, TypeError);
E('ERR_INVALID_CURSOR_POS',
'Cannot set cursor row without setting its column', TypeError);
E('ERR_INVALID_FD',
'"fd" must be a positive integer: %s', RangeError);
E('ERR_INVALID_FD_TYPE', 'Unsupported fd type: %s', TypeError);
E('ERR_INVALID_FILE_URL_HOST',
'File URL host must be "localhost" or empty on %s', TypeError);
E('ERR_INVALID_FILE_URL_PATH', 'File URL path %s', TypeError);
E('ERR_INVALID_HANDLE_TYPE', 'This handle type cannot be sent', TypeError);
E('ERR_INVALID_HTTP_TOKEN', '%s must be a valid HTTP token ["%s"]', TypeError);
E('ERR_INVALID_IP_ADDRESS', 'Invalid IP address: %s', TypeError);
E('ERR_INVALID_MODULE_SPECIFIER', (request, reason, base = undefined) => {
return `Invalid module "${request}" ${reason}${base ?
` imported from ${base}` : ''}`;
}, TypeError);
E('ERR_INVALID_PACKAGE_CONFIG', (path, base, message) => {
return `Invalid package config ${path}${base ? ` while importing ${base}` :
''}${message ? `. ${message}` : ''}`;
}, Error);
E('ERR_INVALID_PACKAGE_TARGET',
(pkgPath, key, target, isImport = false, base = undefined) => {
const relError = typeof target === 'string' && !isImport &&
target.length && !StringPrototypeStartsWith(target, './');
if (key === '.') {
assert(isImport === false);
return `Invalid "exports" main target ${JSONStringify(target)} defined ` +
`in the package config ${pkgPath}package.json${base ?
` imported from ${base}` : ''}${relError ?
'; targets must start with "./"' : ''}`;
}
return `Invalid "${isImport ? 'imports' : 'exports'}" target ${
JSONStringify(target)} defined for '${key}' in the package config ${
pkgPath}package.json${base ? ` imported from ${base}` : ''}${relError ?
'; targets must start with "./"' : ''}`;
}, Error);
E('ERR_INVALID_PROTOCOL',
'Protocol "%s" not supported. Expected "%s"',
TypeError);
E('ERR_INVALID_REPL_EVAL_CONFIG',
'Cannot specify both "breakEvalOnSigint" and "eval" for REPL', TypeError);
E('ERR_INVALID_REPL_INPUT', '%s', TypeError);
E('ERR_INVALID_RETURN_PROPERTY', (input, name, prop, value) => {
return `Expected a valid ${input} to be returned for the "${prop}" from the` +
` "${name}" function but got ${value}.`;
}, TypeError);
E('ERR_INVALID_RETURN_PROPERTY_VALUE', (input, name, prop, value) => {
let type;
if (value && value.constructor && value.constructor.name) {
type = `instance of ${value.constructor.name}`;
} else {
type = `type ${typeof value}`;
}
return `Expected ${input} to be returned for the "${prop}" from the` +
` "${name}" function but got ${type}.`;
}, TypeError);
E('ERR_INVALID_RETURN_VALUE', (input, name, value) => {
let type;
if (value?.constructor?.name) {
type = `instance of ${value.constructor.name}`;
} else {
type = `type ${typeof value}`;
}
return `Expected ${input} to be returned from the "${name}"` +
` function but got ${type}.`;
}, TypeError, RangeError);
E('ERR_INVALID_STATE', 'Invalid state: %s', Error, TypeError, RangeError);
E('ERR_INVALID_SYNC_FORK_INPUT',
'Asynchronous forks do not support ' +
'Buffer, TypedArray, DataView or string input: %s',
TypeError);
E('ERR_INVALID_THIS', 'Value of "this" must be of type %s', TypeError);
E('ERR_INVALID_TUPLE', '%s must be an iterable %s tuple', TypeError);
E('ERR_INVALID_URI', 'URI malformed', URIError);
E('ERR_INVALID_URL', function(input) {
this.input = input;
// Don't include URL in message.
// (See https://github.com/nodejs/node/pull/38614)
return 'Invalid URL';
}, TypeError);
E('ERR_INVALID_URL_SCHEME',
(expected) => {
if (typeof expected === 'string')
expected = [expected];
assert(expected.length <= 2);
const res = expected.length === 2 ?
`one of scheme ${expected[0]} or ${expected[1]}` :
`of scheme ${expected[0]}`;
return `The URL must be ${res}`;
}, TypeError);
E('ERR_IPC_CHANNEL_CLOSED', 'Channel closed', Error);
E('ERR_IPC_DISCONNECTED', 'IPC channel is already disconnected', Error);
E('ERR_IPC_ONE_PIPE', 'Child process can have only one IPC pipe', Error);
E('ERR_IPC_SYNC_FORK', 'IPC cannot be used with synchronous forks', Error);
E(
'ERR_LOADER_CHAIN_INCOMPLETE',
'"%s" did not call the next hook in its chain and did not' +
' explicitly signal a short circuit. If this is intentional, include' +
' `shortCircuit: true` in the hook\'s return.',
Error
);
E('ERR_MANIFEST_ASSERT_INTEGRITY',
(moduleURL, realIntegrities) => {
let msg = `The content of "${
moduleURL
}" does not match the expected integrity.`;
if (realIntegrities.size) {
const sri = ArrayPrototypeJoin(
ArrayFrom(realIntegrities.entries(),
({ 0: alg, 1: dgs }) => `${alg}-${dgs}`),
' '
);
msg += ` Integrities found are: ${sri}`;
} else {
msg += ' The resource was not found in the policy.';
}
return msg;
}, Error);
E('ERR_MANIFEST_DEPENDENCY_MISSING',
'Manifest resource %s does not list %s as a dependency specifier for ' +
'conditions: %s',
Error);
E('ERR_MANIFEST_INTEGRITY_MISMATCH',
'Manifest resource %s has multiple entries but integrity lists do not match',
SyntaxError);
E('ERR_MANIFEST_INVALID_RESOURCE_FIELD',
'Manifest resource %s has invalid property value for %s',
TypeError);
E('ERR_MANIFEST_INVALID_SPECIFIER',
'Manifest resource %s has invalid dependency mapping %s',
TypeError);
E('ERR_MANIFEST_TDZ', 'Manifest initialization has not yet run', Error);
E('ERR_MANIFEST_UNKNOWN_ONERROR',
'Manifest specified unknown error behavior "%s".',
SyntaxError);
E('ERR_METHOD_NOT_IMPLEMENTED', 'The %s method is not implemented', Error);
E('ERR_MISSING_ARGS',
(...args) => {
assert(args.length > 0, 'At least one arg needs to be specified');
let msg = 'The ';
const len = args.length;
const wrap = (a) => `"${a}"`;
args = ArrayPrototypeMap(
args,
(a) => (ArrayIsArray(a) ?
ArrayPrototypeJoin(ArrayPrototypeMap(a, wrap), ' or ') :
wrap(a))
);
switch (len) {
case 1:
msg += `${args[0]} argument`;
break;
case 2:
msg += `${args[0]} and ${args[1]} arguments`;
break;
default:
msg += ArrayPrototypeJoin(ArrayPrototypeSlice(args, 0, len - 1), ', ');
msg += `, and ${args[len - 1]} arguments`;
break;
}
return `${msg} must be specified`;
}, TypeError);
E('ERR_MISSING_OPTION', '%s is required', TypeError);
E('ERR_MODULE_NOT_FOUND', (path, base, type = 'package') => {
return `Cannot find ${type} '${path}' imported from ${base}`;
}, Error);
E('ERR_MULTIPLE_CALLBACK', 'Callback called multiple times', Error);
E('ERR_NAPI_CONS_FUNCTION', 'Constructor must be a function', TypeError);
E('ERR_NAPI_INVALID_DATAVIEW_ARGS',
'byte_offset + byte_length should be less than or equal to the size in ' +
'bytes of the array passed in',
RangeError);
E('ERR_NAPI_INVALID_TYPEDARRAY_ALIGNMENT',
'start offset of %s should be a multiple of %s', RangeError);
E('ERR_NAPI_INVALID_TYPEDARRAY_LENGTH',
'Invalid typed array length', RangeError);
E('ERR_NETWORK_IMPORT_BAD_RESPONSE',
"import '%s' received a bad response: %s", Error);
E('ERR_NETWORK_IMPORT_DISALLOWED',
"import of '%s' by %s is not supported: %s", Error);
E('ERR_NOT_BUILDING_SNAPSHOT',
'Operation cannot be invoked when not building startup snapshot', Error);
E('ERR_NO_CRYPTO',
'Node.js is not compiled with OpenSSL crypto support', Error);
E('ERR_NO_ICU',
'%s is not supported on Node.js compiled without ICU', TypeError);
E('ERR_OPERATION_FAILED', 'Operation failed: %s', Error, TypeError);
E('ERR_OUT_OF_RANGE',
(str, range, input, replaceDefaultBoolean = false) => {
assert(range, 'Missing "range" argument');
let msg = replaceDefaultBoolean ? str :
`The value of "${str}" is out of range.`;
let received;
if (NumberIsInteger(input) && MathAbs(input) > 2 ** 32) {
received = addNumericalSeparator(String(input));
} else if (typeof input === 'bigint') {
received = String(input);
if (input > 2n ** 32n || input < -(2n ** 32n)) {
received = addNumericalSeparator(received);
}
received += 'n';
} else {
received = lazyInternalUtilInspect().inspect(input);
}
msg += ` It must be ${range}. Received ${received}`;
return msg;
}, RangeError);
E('ERR_PACKAGE_IMPORT_NOT_DEFINED', (specifier, packagePath, base) => {
return `Package import specifier "${specifier}" is not defined${packagePath ?
` in package ${packagePath}package.json` : ''} imported from ${base}`;
}, TypeError);
E('ERR_PACKAGE_PATH_NOT_EXPORTED', (pkgPath, subpath, base = undefined) => {
if (subpath === '.')
return `No "exports" main defined in ${pkgPath}package.json${base ?
` imported from ${base}` : ''}`;
return `Package subpath '${subpath}' is not defined by "exports" in ${
pkgPath}package.json${base ? ` imported from ${base}` : ''}`;
}, Error);
E('ERR_PARSE_ARGS_INVALID_OPTION_VALUE', '%s', TypeError);
E('ERR_PARSE_ARGS_UNEXPECTED_POSITIONAL', "Unexpected argument '%s'. This " +
'command does not take positional arguments', TypeError);
E('ERR_PARSE_ARGS_UNKNOWN_OPTION', (option, allowPositionals) => {
const suggestDashDash = allowPositionals ? '. To specify a positional ' +
"argument starting with a '-', place it at the end of the command after " +
`'--', as in '-- ${JSONStringify(option)}` : '';
return `Unknown option '${option}'${suggestDashDash}`;
}, TypeError);
E('ERR_PERFORMANCE_INVALID_TIMESTAMP',
'%d is not a valid timestamp', TypeError);
E('ERR_PERFORMANCE_MEASURE_INVALID_OPTIONS', '%s', TypeError);
E('ERR_REQUIRE_ESM',
function(filename, hasEsmSyntax, parentPath = null, packageJsonPath = null) {
hideInternalStackFrames(this);
let msg = `require() of ES Module ${filename}${parentPath ? ` from ${
parentPath}` : ''} not supported.`;
if (!packageJsonPath) {
if (StringPrototypeEndsWith(filename, '.mjs'))
msg += `\nInstead change the require of ${filename} to a dynamic ` +
'import() which is available in all CommonJS modules.';
return msg;
}
const path = require('path');
const basename = parentPath && path.basename(filename) ===
path.basename(parentPath) ? filename : path.basename(filename);
if (hasEsmSyntax) {
msg += `\nInstead change the require of ${basename} in ${parentPath} to` +
' a dynamic import() which is available in all CommonJS modules.';
return msg;
}
msg += `\n${basename} is treated as an ES module file as it is a .js ` +
'file whose nearest parent package.json contains "type": "module" ' +
'which declares all .js files in that package scope as ES modules.' +
`\nInstead rename ${basename} to end in .cjs, change the requiring ` +
'code to use dynamic import() which is available in all CommonJS ' +
'modules, or change "type": "module" to "type": "commonjs" in ' +
`${packageJsonPath} to treat all .js files as CommonJS (using .mjs for ` +
'all ES modules instead).\n';
return msg;
}, Error);
E('ERR_SCRIPT_EXECUTION_INTERRUPTED',
'Script execution was interrupted by `SIGINT`', Error);
E('ERR_SERVER_ALREADY_LISTEN',
'Listen method has been called more than once without closing.', Error);
E('ERR_SERVER_NOT_RUNNING', 'Server is not running.', Error);
E('ERR_SOCKET_ALREADY_BOUND', 'Socket is already bound', Error);
E('ERR_SOCKET_BAD_BUFFER_SIZE',
'Buffer size must be a positive integer', TypeError);
E('ERR_SOCKET_BAD_PORT', (name, port, allowZero = true) => {
assert(typeof allowZero === 'boolean',
"The 'allowZero' argument must be of type boolean.");
const operator = allowZero ? '>=' : '>';
return `${name} should be ${operator} 0 and < 65536. Received ${port}.`;
}, RangeError);
E('ERR_SOCKET_BAD_TYPE',
'Bad socket type specified. Valid types are: udp4, udp6', TypeError);
E('ERR_SOCKET_BUFFER_SIZE',
'Could not get or set buffer size',
SystemError);
E('ERR_SOCKET_CLOSED', 'Socket is closed', Error);
E('ERR_SOCKET_DGRAM_IS_CONNECTED', 'Already connected', Error);
E('ERR_SOCKET_DGRAM_NOT_CONNECTED', 'Not connected', Error);
E('ERR_SOCKET_DGRAM_NOT_RUNNING', 'Not running', Error);
E('ERR_SRI_PARSE',
'Subresource Integrity string %j had an unexpected %j at position %d',
SyntaxError);
E('ERR_STREAM_ALREADY_FINISHED',
'Cannot call %s after a stream was finished',
Error);
E('ERR_STREAM_CANNOT_PIPE', 'Cannot pipe, not readable', Error);
E('ERR_STREAM_DESTROYED', 'Cannot call %s after a stream was destroyed', Error);
E('ERR_STREAM_NULL_VALUES', 'May not write null values to stream', TypeError);
E('ERR_STREAM_PREMATURE_CLOSE', 'Premature close', Error);
E('ERR_STREAM_PUSH_AFTER_EOF', 'stream.push() after EOF', Error);
E('ERR_STREAM_UNSHIFT_AFTER_END_EVENT',
'stream.unshift() after end event', Error);
E('ERR_STREAM_WRAP', 'Stream has StringDecoder set or is in objectMode', Error);
E('ERR_STREAM_WRITE_AFTER_END', 'write after end', Error);
E('ERR_SYNTHETIC', 'JavaScript Callstack', Error);
E('ERR_SYSTEM_ERROR', 'A system error occurred', SystemError);
E('ERR_TEST_FAILURE', function(error, failureType) {
hideInternalStackFrames(this);
assert(typeof failureType === 'string',
"The 'failureType' argument must be of type string.");
let msg = error?.message ?? error;
if (typeof msg !== 'string') {
msg = inspectWithNoCustomRetry(msg);
}
this.failureType = failureType;
this.cause = error;
return msg;
}, Error);
E('ERR_TLS_CERT_ALTNAME_FORMAT', 'Invalid subject alternative name string',
SyntaxError);
E('ERR_TLS_CERT_ALTNAME_INVALID', function(reason, host, cert) {
this.reason = reason;
this.host = host;
this.cert = cert;
return `Hostname/IP does not match certificate's altnames: ${reason}`;
}, Error);
E('ERR_TLS_DH_PARAM_SIZE', 'DH parameter size %s is less than 2048', Error);
E('ERR_TLS_HANDSHAKE_TIMEOUT', 'TLS handshake timeout', Error);
E('ERR_TLS_INVALID_CONTEXT', '%s must be a SecureContext', TypeError);
E('ERR_TLS_INVALID_PROTOCOL_VERSION',
'%j is not a valid %s TLS protocol version', TypeError);
E('ERR_TLS_INVALID_STATE', 'TLS socket connection must be securely established',
Error);
E('ERR_TLS_PROTOCOL_VERSION_CONFLICT',
'TLS protocol version %j conflicts with secureProtocol %j', TypeError);
E('ERR_TLS_RENEGOTIATION_DISABLED',
'TLS session renegotiation disabled for this socket', Error);
// This should probably be a `TypeError`.
E('ERR_TLS_REQUIRED_SERVER_NAME',
'"servername" is required parameter for Server.addContext', Error);
E('ERR_TLS_SESSION_ATTACK', 'TLS session renegotiation attack detected', Error);
E('ERR_TLS_SNI_FROM_SERVER',
'Cannot issue SNI from a TLS server-side socket', Error);
E('ERR_TRACE_EVENTS_CATEGORY_REQUIRED',
'At least one category is required', TypeError);
E('ERR_TRACE_EVENTS_UNAVAILABLE', 'Trace events are unavailable', Error);
// This should probably be a `RangeError`.
E('ERR_TTY_INIT_FAILED', 'TTY initialization failed', SystemError);
E('ERR_UNAVAILABLE_DURING_EXIT', 'Cannot call function in process exit ' +
'handler', Error);
E('ERR_UNCAUGHT_EXCEPTION_CAPTURE_ALREADY_SET',
'`process.setupUncaughtExceptionCapture()` was called while a capture ' +
'callback was already active',
Error);
E('ERR_UNESCAPED_CHARACTERS', '%s contains unescaped characters', TypeError);
E('ERR_UNHANDLED_ERROR',
// Using a default argument here is important so the argument is not counted
// towards `Function#length`.
(err = undefined) => {
const msg = 'Unhandled error.';
if (err === undefined) return msg;
return `${msg} (${err})`;
}, Error);
E('ERR_UNKNOWN_BUILTIN_MODULE', 'No such built-in module: %s', Error);
E('ERR_UNKNOWN_CREDENTIAL', '%s identifier does not exist: %s', Error);
E('ERR_UNKNOWN_ENCODING', 'Unknown encoding: %s', TypeError);
E('ERR_UNKNOWN_FILE_EXTENSION', (ext, path, suggestion) => {
let msg = `Unknown file extension "${ext}" for ${path}`;
if (suggestion) {
msg += `. ${suggestion}`;
}
return msg;
}, TypeError);
E('ERR_UNKNOWN_MODULE_FORMAT', 'Unknown module format: %s for URL %s',
RangeError);
E('ERR_UNKNOWN_SIGNAL', 'Unknown signal: %s', TypeError);
E('ERR_UNSUPPORTED_DIR_IMPORT', "Directory import '%s' is not supported " +
'resolving ES modules imported from %s', Error);
E('ERR_UNSUPPORTED_ESM_URL_SCHEME', (url, supported) => {
let msg = `Only URLs with a scheme in: ${ArrayPrototypeJoin(supported, ', ')} are supported by the default ESM loader`;
if (isWindows && url.protocol.length === 2) {
msg +=
'. On Windows, absolute paths must be valid file:// URLs';
}
msg += `. Received protocol '${url.protocol}'`;
return msg;
}, Error);
E('ERR_USE_AFTER_CLOSE', '%s was closed', Error);
// This should probably be a `TypeError`.
E('ERR_VALID_PERFORMANCE_ENTRY_TYPE',
'At least one valid performance entry type is required', Error);
E('ERR_VM_DYNAMIC_IMPORT_CALLBACK_MISSING',
'A dynamic import callback was not specified.', TypeError);
E('ERR_VM_MODULE_ALREADY_LINKED', 'Module has already been linked', Error);
E('ERR_VM_MODULE_CANNOT_CREATE_CACHED_DATA',
'Cached data cannot be created for a module which has been evaluated', Error);
E('ERR_VM_MODULE_DIFFERENT_CONTEXT',
'Linked modules must use the same context', Error);
E('ERR_VM_MODULE_LINK_FAILURE', function(message, cause) {
this.cause = cause;
return message;
}, Error);
E('ERR_VM_MODULE_NOT_MODULE',
'Provided module is not an instance of Module', Error);
E('ERR_VM_MODULE_STATUS', 'Module status %s', Error);
E('ERR_WASI_ALREADY_STARTED', 'WASI instance has already started', Error);
E('ERR_WEBASSEMBLY_RESPONSE', 'WebAssembly response %s', TypeError);
E('ERR_WORKER_INIT_FAILED', 'Worker initialization failure: %s', Error);
E('ERR_WORKER_INVALID_EXEC_ARGV', (errors, msg = 'invalid execArgv flags') =>
`Initiated Worker with ${msg}: ${ArrayPrototypeJoin(errors, ', ')}`,
Error);
E('ERR_WORKER_NOT_RUNNING', 'Worker instance not running', Error);
E('ERR_WORKER_OUT_OF_MEMORY',
'Worker terminated due to reaching memory limit: %s', Error);
E('ERR_WORKER_PATH', (filename) =>
'The worker script or module filename must be an absolute path or a ' +
'relative path starting with \'./\' or \'../\'.' +
(StringPrototypeStartsWith(filename, 'file://') ?
' Wrap file:// URLs with `new URL`.' : ''
) +
(StringPrototypeStartsWith(filename, 'data:text/javascript') ?
' Wrap data: URLs with `new URL`.' : ''
) +
` Received "${filename}"`,
TypeError);
E('ERR_WORKER_UNSERIALIZABLE_ERROR',
'Serializing an uncaught exception failed', Error);
E('ERR_WORKER_UNSUPPORTED_OPERATION',
'%s is not supported in workers', TypeError);
E('ERR_ZLIB_INITIALIZATION_FAILED', 'Initialization failed', Error);
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