// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
use anyhow::Error;
pub fn get_error_code(err: &Error) -> Option<&'static str> {
err
.downcast_ref::<std::io::Error>()
.map(|e| match e.raw_os_error() {
Some(code) => get_os_error_code(code),
None => get_io_error_code(e),
})
.and_then(|code| match code.is_empty() {
true => None,
false => Some(code),
})
}
fn get_io_error_code(err: &std::io::Error) -> &'static str {
// not exhaustive but simple and possibly sufficient once `io_error_more` is stabilized (https://github.com/rust-lang/rust/issues/86442)
// inversion of https://github.com/rust-lang/rust/blob/dca3f1b786efd27be3b325ed1e01e247aa589c3b/library/std/src/sys/unix/mod.rs#L138-L185
// TODO(@AaronO): revisit as `io_error_more` lands in rust stable
use std::io::ErrorKind;
match err.kind() {
// ErrorKind::ArgumentListTooLong => "E2BIG",
ErrorKind::AddrInUse => "EADDRINUSE",
ErrorKind::AddrNotAvailable => "EADDRNOTAVAIL",
// ErrorKind::ResourceBusy => "EBUSY",
ErrorKind::ConnectionAborted => "ECONNABORTED",
ErrorKind::ConnectionRefused => "ECONNREFUSED",
ErrorKind::ConnectionReset => "ECONNRESET",
// ErrorKind::Deadlock => "EDEADLK",
// ErrorKind::FilesystemQuotaExceeded => "EDQUOT",
ErrorKind::AlreadyExists => "EEXIST",
// ErrorKind::FileTooLarge => "EFBIG",
// ErrorKind::HostUnreachable => "EHOSTUNREACH",
ErrorKind::Interrupted => "EINTR",
ErrorKind::InvalidInput => "EINVAL",
// ErrorKind::IsADirectory => "EISDIR",
// ErrorKind::FilesystemLoop => "ELOOP",
ErrorKind::NotFound => "ENOENT",
ErrorKind::OutOfMemory => "ENOMEM",
// ErrorKind::StorageFull => "ENOSPC",
ErrorKind::Unsupported => "ENOSYS",
// ErrorKind::TooManyLinks => "EMLINK",
// ErrorKind::FilenameTooLong => "ENAMETOOLONG",
// ErrorKind::NetworkDown => "ENETDOWN",
// ErrorKind::NetworkUnreachable => "ENETUNREACH",
ErrorKind::NotConnected => "ENOTCONN",
// ErrorKind::NotADirectory => "ENOTDIR",
// ErrorKind::DirectoryNotEmpty => "ENOTEMPTY",
ErrorKind::BrokenPipe => "EPIPE",
// ErrorKind::ReadOnlyFilesystem => "EROFS",
// ErrorKind::NotSeekable => "ESPIPE",
// ErrorKind::StaleNetworkFileHandle => "ESTALE",
ErrorKind::TimedOut => "ETIMEDOUT",
// ErrorKind::ExecutableFileBusy => "ETXTBSY",
// ErrorKind::CrossesDevices => "EXDEV",
ErrorKind::PermissionDenied => "EACCES", // NOTE: Collides with EPERM ...
ErrorKind::WouldBlock => "EWOULDBLOCK", // NOTE: Collides with EAGAIN ...
_ => "",
}
}
/// Maps OS errno codes to string names
/// derived from libuv: https://github.com/libuv/libuv/blob/26b2e5dbb6301756644d6e4cf6ca9c49c00513d3/include/uv/errno.h
/// generated with tools/codegen_error_codes.js
#[cfg(unix)]
fn get_os_error_code(errno: i32) -> &'static str {
match errno {
libc::E2BIG => "E2BIG",
libc::EACCES => "EACCES",
libc::EADDRINUSE => "EADDRINUSE",
libc::EADDRNOTAVAIL => "EADDRNOTAVAIL",
libc::EAFNOSUPPORT => "EAFNOSUPPORT",
libc::EAGAIN => "EAGAIN",
libc::EALREADY => "EALREADY",
libc::EBADF => "EBADF",
libc::EBUSY => "EBUSY",
libc::ECANCELED => "ECANCELED",
libc::ECONNABORTED => "ECONNABORTED",
libc::ECONNREFUSED => "ECONNREFUSED",
libc::ECONNRESET => "ECONNRESET",
libc::EEXIST => "EEXIST",
libc::EFAULT => "EFAULT",
libc::EHOSTUNREACH => "EHOSTUNREACH",
libc::EINVAL => "EINVAL",
libc::EIO => "EIO",
libc::EISCONN => "EISCONN",
libc::EISDIR => "EISDIR",
libc::ELOOP => "ELOOP",
libc::EMFILE => "EMFILE",
libc::EMSGSIZE => "EMSGSIZE",
libc::ENAMETOOLONG => "ENAMETOOLONG",
libc::ENETUNREACH => "ENETUNREACH",
libc::ENOBUFS => "ENOBUFS",
libc::ENOENT => "ENOENT",
libc::ENOMEM => "ENOMEM",
libc::ENOSPC => "ENOSPC",
libc::ENOTCONN => "ENOTCONN",
libc::ENOTDIR => "ENOTDIR",
libc::ENOTEMPTY => "ENOTEMPTY",
libc::ENOTSOCK => "ENOTSOCK",
libc::ENOTSUP => "ENOTSUP",
libc::EPERM => "EPERM",
libc::EPIPE => "EPIPE",
libc::EPROTONOSUPPORT => "EPROTONOSUPPORT",
libc::EROFS => "EROFS",
libc::ETIMEDOUT => "ETIMEDOUT",
libc::EXDEV => "EXDEV",
libc::ESOCKTNOSUPPORT => "ESOCKTNOSUPPORT",
_ => "",
}
}
#[cfg(windows)]
fn get_os_error_code(errno: i32) -> &'static str {
match errno {
998 => "EACCES", // ERROR_NOACCESS
10013 => "EACCES", // WSAEACCES
1920 => "EACCES", // ERROR_CANT_ACCESS_FILE
1227 => "EADDRINUSE", // ERROR_ADDRESS_ALREADY_ASSOCIATED
10048 => "EADDRINUSE", // WSAEADDRINUSE
10049 => "EADDRNOTAVAIL", // WSAEADDRNOTAVAIL
10047 => "EAFNOSUPPORT", // WSAEAFNOSUPPORT
10035 => "EAGAIN", // WSAEWOULDBLOCK
10037 => "EALREADY", // WSAEALREADY
1004 => "EBADF", // ERROR_INVALID_FLAGS
6 => "EBADF", // ERROR_INVALID_HANDLE
33 => "EBUSY", // ERROR_LOCK_VIOLATION
231 => "EBUSY", // ERROR_PIPE_BUSY
32 => "EBUSY", // ERROR_SHARING_VIOLATION
995 => "ECANCELED", // ERROR_OPERATION_ABORTED
10004 => "ECANCELED", // WSAEINTR
1236 => "ECONNABORTED", // ERROR_CONNECTION_ABORTED
10053 => "ECONNABORTED", // WSAECONNABORTED
1225 => "ECONNREFUSED", // ERROR_CONNECTION_REFUSED
10061 => "ECONNREFUSED", // WSAECONNREFUSED
64 => "ECONNRESET", // ERROR_NETNAME_DELETED
10054 => "ECONNRESET", // WSAECONNRESET
183 => "EEXIST", // ERROR_ALREADY_EXISTS
80 => "EEXIST", // ERROR_FILE_EXISTS
111 => "EFAULT", // ERROR_BUFFER_OVERFLOW
10014 => "EFAULT", // WSAEFAULT
1232 => "EHOSTUNREACH", // ERROR_HOST_UNREACHABLE
10065 => "EHOSTUNREACH", // WSAEHOSTUNREACH
122 => "EINVAL", // ERROR_INSUFFICIENT_BUFFER
13 => "EINVAL", // ERROR_INVALID_DATA
87 => "EINVAL", // ERROR_INVALID_PARAMETER
1464 => "EINVAL", // ERROR_SYMLINK_NOT_SUPPORTED
10022 => "EINVAL", // WSAEINVAL
10046 => "EINVAL", // WSAEPFNOSUPPORT
1102 => "EIO", // ERROR_BEGINNING_OF_MEDIA
1111 => "EIO", // ERROR_BUS_RESET
23 => "EIO", // ERROR_CRC
1166 => "EIO", // ERROR_DEVICE_DOOR_OPEN
1165 => "EIO", // ERROR_DEVICE_REQUIRES_CLEANING
1393 => "EIO", // ERROR_DISK_CORRUPT
1129 => "EIO", // ERROR_EOM_OVERFLOW
1101 => "EIO", // ERROR_FILEMARK_DETECTED
31 => "EIO", // ERROR_GEN_FAILURE
1106 => "EIO", // ERROR_INVALID_BLOCK_LENGTH
1117 => "EIO", // ERROR_IO_DEVICE
1104 => "EIO", // ERROR_NO_DATA_DETECTED
205 => "EIO", // ERROR_NO_SIGNAL_SENT
110 => "EIO", // ERROR_OPEN_FAILED
1103 => "EIO", // ERROR_SETMARK_DETECTED
156 => "EIO", // ERROR_SIGNAL_REFUSED
10056 => "EISCONN", // WSAEISCONN
1921 => "ELOOP", // ERROR_CANT_RESOLVE_FILENAME
4 => "EMFILE", // ERROR_TOO_MANY_OPEN_FILES
10024 => "EMFILE", // WSAEMFILE
10040 => "EMSGSIZE", // WSAEMSGSIZE
206 => "ENAMETOOLONG", // ERROR_FILENAME_EXCED_RANGE
1231 => "ENETUNREACH", // ERROR_NETWORK_UNREACHABLE
10051 => "ENETUNREACH", // WSAENETUNREACH
10055 => "ENOBUFS", // WSAENOBUFS
161 => "ENOENT", // ERROR_BAD_PATHNAME
267 => "ENOENT", // ERROR_DIRECTORY
203 => "ENOENT", // ERROR_ENVVAR_NOT_FOUND
2 => "ENOENT", // ERROR_FILE_NOT_FOUND
123 => "ENOENT", // ERROR_INVALID_NAME
15 => "ENOENT", // ERROR_INVALID_DRIVE
4392 => "ENOENT", // ERROR_INVALID_REPARSE_DATA
126 => "ENOENT", // ERROR_MOD_NOT_FOUND
3 => "ENOENT", // ERROR_PATH_NOT_FOUND
11001 => "ENOENT", // WSAHOST_NOT_FOUND
11004 => "ENOENT", // WSANO_DATA
8 => "ENOMEM", // ERROR_NOT_ENOUGH_MEMORY
14 => "ENOMEM", // ERROR_OUTOFMEMORY
82 => "ENOSPC", // ERROR_CANNOT_MAKE
112 => "ENOSPC", // ERROR_DISK_FULL
277 => "ENOSPC", // ERROR_EA_TABLE_FULL
1100 => "ENOSPC", // ERROR_END_OF_MEDIA
39 => "ENOSPC", // ERROR_HANDLE_DISK_FULL
2250 => "ENOTCONN", // ERROR_NOT_CONNECTED
10057 => "ENOTCONN", // WSAENOTCONN
145 => "ENOTEMPTY", // ERROR_DIR_NOT_EMPTY
10038 => "ENOTSOCK", // WSAENOTSOCK
50 => "ENOTSUP", // ERROR_NOT_SUPPORTED
5 => "EPERM", // ERROR_ACCESS_DENIED
1314 => "EPERM", // ERROR_PRIVILEGE_NOT_HELD
230 => "EPIPE", // ERROR_BAD_PIPE
232 => "EPIPE", // ERROR_NO_DATA
233 => "EPIPE", // ERROR_PIPE_NOT_CONNECTED
10058 => "EPIPE", // WSAESHUTDOWN
10043 => "EPROTONOSUPPORT", // WSAEPROTONOSUPPORT
19 => "EROFS", // ERROR_WRITE_PROTECT
121 => "ETIMEDOUT", // ERROR_SEM_TIMEOUT
10060 => "ETIMEDOUT", // WSAETIMEDOUT
17 => "EXDEV", // ERROR_NOT_SAME_DEVICE
1 => "EISDIR", // ERROR_INVALID_FUNCTION
208 => "E2BIG", // ERROR_META_EXPANSION_TOO_LONG
10044 => "ESOCKTNOSUPPORT", // WSAESOCKTNOSUPPORT
_ => "",
}
}