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