Fix up vendor for... linux?

This commit is contained in:
John Doty 2022-12-20 01:02:23 +00:00
parent b799fedeec
commit 81de013103
114 changed files with 21002 additions and 21002 deletions

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@ -1,90 +1,90 @@
use std::fmt;
/// An error encountered while working with structured data.
#[derive(Debug)]
pub struct Error {
inner: Inner,
}
#[derive(Debug)]
enum Inner {
#[cfg(feature = "std")]
Boxed(std_support::BoxedError),
Msg(&'static str),
Value(value_bag::Error),
Fmt,
}
impl Error {
/// Create an error from a message.
pub fn msg(msg: &'static str) -> Self {
Error {
inner: Inner::Msg(msg),
}
}
// Not public so we don't leak the `value_bag` API
pub(super) fn from_value(err: value_bag::Error) -> Self {
Error {
inner: Inner::Value(err),
}
}
// Not public so we don't leak the `value_bag` API
pub(super) fn into_value(self) -> value_bag::Error {
match self.inner {
Inner::Value(err) => err,
#[cfg(feature = "kv_unstable_std")]
_ => value_bag::Error::boxed(self),
#[cfg(not(feature = "kv_unstable_std"))]
_ => value_bag::Error::msg("error inspecting a value"),
}
}
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
use self::Inner::*;
match &self.inner {
#[cfg(feature = "std")]
&Boxed(ref err) => err.fmt(f),
&Value(ref err) => err.fmt(f),
&Msg(ref msg) => msg.fmt(f),
&Fmt => fmt::Error.fmt(f),
}
}
}
impl From<fmt::Error> for Error {
fn from(_: fmt::Error) -> Self {
Error { inner: Inner::Fmt }
}
}
#[cfg(feature = "std")]
mod std_support {
use super::*;
use std::{error, io};
pub(super) type BoxedError = Box<dyn error::Error + Send + Sync>;
impl Error {
/// Create an error from a standard error type.
pub fn boxed<E>(err: E) -> Self
where
E: Into<BoxedError>,
{
Error {
inner: Inner::Boxed(err.into()),
}
}
}
impl error::Error for Error {}
impl From<io::Error> for Error {
fn from(err: io::Error) -> Self {
Error::boxed(err)
}
}
}
use std::fmt;
/// An error encountered while working with structured data.
#[derive(Debug)]
pub struct Error {
inner: Inner,
}
#[derive(Debug)]
enum Inner {
#[cfg(feature = "std")]
Boxed(std_support::BoxedError),
Msg(&'static str),
Value(value_bag::Error),
Fmt,
}
impl Error {
/// Create an error from a message.
pub fn msg(msg: &'static str) -> Self {
Error {
inner: Inner::Msg(msg),
}
}
// Not public so we don't leak the `value_bag` API
pub(super) fn from_value(err: value_bag::Error) -> Self {
Error {
inner: Inner::Value(err),
}
}
// Not public so we don't leak the `value_bag` API
pub(super) fn into_value(self) -> value_bag::Error {
match self.inner {
Inner::Value(err) => err,
#[cfg(feature = "kv_unstable_std")]
_ => value_bag::Error::boxed(self),
#[cfg(not(feature = "kv_unstable_std"))]
_ => value_bag::Error::msg("error inspecting a value"),
}
}
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
use self::Inner::*;
match &self.inner {
#[cfg(feature = "std")]
&Boxed(ref err) => err.fmt(f),
&Value(ref err) => err.fmt(f),
&Msg(ref msg) => msg.fmt(f),
&Fmt => fmt::Error.fmt(f),
}
}
}
impl From<fmt::Error> for Error {
fn from(_: fmt::Error) -> Self {
Error { inner: Inner::Fmt }
}
}
#[cfg(feature = "std")]
mod std_support {
use super::*;
use std::{error, io};
pub(super) type BoxedError = Box<dyn error::Error + Send + Sync>;
impl Error {
/// Create an error from a standard error type.
pub fn boxed<E>(err: E) -> Self
where
E: Into<BoxedError>,
{
Error {
inner: Inner::Boxed(err.into()),
}
}
}
impl error::Error for Error {}
impl From<io::Error> for Error {
fn from(err: io::Error) -> Self {
Error::boxed(err)
}
}
}

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@ -1,172 +1,172 @@
//! Structured keys.
use std::borrow::Borrow;
use std::cmp;
use std::fmt;
use std::hash;
/// A type that can be converted into a [`Key`](struct.Key.html).
pub trait ToKey {
/// Perform the conversion.
fn to_key(&self) -> Key;
}
impl<'a, T> ToKey for &'a T
where
T: ToKey + ?Sized,
{
fn to_key(&self) -> Key {
(**self).to_key()
}
}
impl<'k> ToKey for Key<'k> {
fn to_key(&self) -> Key {
Key { key: self.key }
}
}
impl ToKey for str {
fn to_key(&self) -> Key {
Key::from_str(self)
}
}
/// A key in a structured key-value pair.
#[derive(Clone)]
pub struct Key<'k> {
key: &'k str,
}
impl<'k> Key<'k> {
/// Get a key from a borrowed string.
pub fn from_str(key: &'k str) -> Self {
Key { key: key }
}
/// Get a borrowed string from this key.
pub fn as_str(&self) -> &str {
self.key
}
}
impl<'k> fmt::Debug for Key<'k> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.key.fmt(f)
}
}
impl<'k> fmt::Display for Key<'k> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.key.fmt(f)
}
}
impl<'k> hash::Hash for Key<'k> {
fn hash<H>(&self, state: &mut H)
where
H: hash::Hasher,
{
self.as_str().hash(state)
}
}
impl<'k, 'ko> PartialEq<Key<'ko>> for Key<'k> {
fn eq(&self, other: &Key<'ko>) -> bool {
self.as_str().eq(other.as_str())
}
}
impl<'k> Eq for Key<'k> {}
impl<'k, 'ko> PartialOrd<Key<'ko>> for Key<'k> {
fn partial_cmp(&self, other: &Key<'ko>) -> Option<cmp::Ordering> {
self.as_str().partial_cmp(other.as_str())
}
}
impl<'k> Ord for Key<'k> {
fn cmp(&self, other: &Self) -> cmp::Ordering {
self.as_str().cmp(other.as_str())
}
}
impl<'k> AsRef<str> for Key<'k> {
fn as_ref(&self) -> &str {
self.as_str()
}
}
impl<'k> Borrow<str> for Key<'k> {
fn borrow(&self) -> &str {
self.as_str()
}
}
impl<'k> From<&'k str> for Key<'k> {
fn from(s: &'k str) -> Self {
Key::from_str(s)
}
}
#[cfg(feature = "std")]
mod std_support {
use super::*;
use std::borrow::Cow;
impl ToKey for String {
fn to_key(&self) -> Key {
Key::from_str(self)
}
}
impl<'a> ToKey for Cow<'a, str> {
fn to_key(&self) -> Key {
Key::from_str(self)
}
}
}
#[cfg(feature = "kv_unstable_sval")]
mod sval_support {
use super::*;
extern crate sval;
use self::sval::value::{self, Value};
impl<'a> Value for Key<'a> {
fn stream(&self, stream: &mut value::Stream) -> value::Result {
self.key.stream(stream)
}
}
}
#[cfg(feature = "kv_unstable_serde")]
mod serde_support {
use super::*;
extern crate serde;
use self::serde::{Serialize, Serializer};
impl<'a> Serialize for Key<'a> {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
self.key.serialize(serializer)
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn key_from_string() {
assert_eq!("a key", Key::from_str("a key").as_str());
}
}
//! Structured keys.
use std::borrow::Borrow;
use std::cmp;
use std::fmt;
use std::hash;
/// A type that can be converted into a [`Key`](struct.Key.html).
pub trait ToKey {
/// Perform the conversion.
fn to_key(&self) -> Key;
}
impl<'a, T> ToKey for &'a T
where
T: ToKey + ?Sized,
{
fn to_key(&self) -> Key {
(**self).to_key()
}
}
impl<'k> ToKey for Key<'k> {
fn to_key(&self) -> Key {
Key { key: self.key }
}
}
impl ToKey for str {
fn to_key(&self) -> Key {
Key::from_str(self)
}
}
/// A key in a structured key-value pair.
#[derive(Clone)]
pub struct Key<'k> {
key: &'k str,
}
impl<'k> Key<'k> {
/// Get a key from a borrowed string.
pub fn from_str(key: &'k str) -> Self {
Key { key: key }
}
/// Get a borrowed string from this key.
pub fn as_str(&self) -> &str {
self.key
}
}
impl<'k> fmt::Debug for Key<'k> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.key.fmt(f)
}
}
impl<'k> fmt::Display for Key<'k> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.key.fmt(f)
}
}
impl<'k> hash::Hash for Key<'k> {
fn hash<H>(&self, state: &mut H)
where
H: hash::Hasher,
{
self.as_str().hash(state)
}
}
impl<'k, 'ko> PartialEq<Key<'ko>> for Key<'k> {
fn eq(&self, other: &Key<'ko>) -> bool {
self.as_str().eq(other.as_str())
}
}
impl<'k> Eq for Key<'k> {}
impl<'k, 'ko> PartialOrd<Key<'ko>> for Key<'k> {
fn partial_cmp(&self, other: &Key<'ko>) -> Option<cmp::Ordering> {
self.as_str().partial_cmp(other.as_str())
}
}
impl<'k> Ord for Key<'k> {
fn cmp(&self, other: &Self) -> cmp::Ordering {
self.as_str().cmp(other.as_str())
}
}
impl<'k> AsRef<str> for Key<'k> {
fn as_ref(&self) -> &str {
self.as_str()
}
}
impl<'k> Borrow<str> for Key<'k> {
fn borrow(&self) -> &str {
self.as_str()
}
}
impl<'k> From<&'k str> for Key<'k> {
fn from(s: &'k str) -> Self {
Key::from_str(s)
}
}
#[cfg(feature = "std")]
mod std_support {
use super::*;
use std::borrow::Cow;
impl ToKey for String {
fn to_key(&self) -> Key {
Key::from_str(self)
}
}
impl<'a> ToKey for Cow<'a, str> {
fn to_key(&self) -> Key {
Key::from_str(self)
}
}
}
#[cfg(feature = "kv_unstable_sval")]
mod sval_support {
use super::*;
extern crate sval;
use self::sval::value::{self, Value};
impl<'a> Value for Key<'a> {
fn stream(&self, stream: &mut value::Stream) -> value::Result {
self.key.stream(stream)
}
}
}
#[cfg(feature = "kv_unstable_serde")]
mod serde_support {
use super::*;
extern crate serde;
use self::serde::{Serialize, Serializer};
impl<'a> Serialize for Key<'a> {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
self.key.serialize(serializer)
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn key_from_string() {
assert_eq!("a key", Key::from_str("a key").as_str());
}
}

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@ -1,26 +1,26 @@
//! **UNSTABLE:** Structured key-value pairs.
//!
//! This module is unstable and breaking changes may be made
//! at any time. See [the tracking issue](https://github.com/rust-lang-nursery/log/issues/328)
//! for more details.
//!
//! Add the `kv_unstable` feature to your `Cargo.toml` to enable
//! this module:
//!
//! ```toml
//! [dependencies.log]
//! features = ["kv_unstable"]
//! ```
mod error;
mod key;
pub mod source;
pub mod value;
pub use self::error::Error;
pub use self::key::{Key, ToKey};
pub use self::source::{Source, Visitor};
#[doc(inline)]
pub use self::value::{ToValue, Value};
//! **UNSTABLE:** Structured key-value pairs.
//!
//! This module is unstable and breaking changes may be made
//! at any time. See [the tracking issue](https://github.com/rust-lang-nursery/log/issues/328)
//! for more details.
//!
//! Add the `kv_unstable` feature to your `Cargo.toml` to enable
//! this module:
//!
//! ```toml
//! [dependencies.log]
//! features = ["kv_unstable"]
//! ```
mod error;
mod key;
pub mod source;
pub mod value;
pub use self::error::Error;
pub use self::key::{Key, ToKey};
pub use self::source::{Source, Visitor};
#[doc(inline)]
pub use self::value::{ToValue, Value};

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vendor/log/src/lib.rs vendored

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@ -1,280 +1,280 @@
// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
/// The standard logging macro.
///
/// This macro will generically log with the specified `Level` and `format!`
/// based argument list.
///
/// # Examples
///
/// ```edition2018
/// use log::{log, Level};
///
/// # fn main() {
/// let data = (42, "Forty-two");
/// let private_data = "private";
///
/// log!(Level::Error, "Received errors: {}, {}", data.0, data.1);
/// log!(target: "app_events", Level::Warn, "App warning: {}, {}, {}",
/// data.0, data.1, private_data);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! log {
// log!(target: "my_target", Level::Info; key1 = 42, key2 = true; "a {} event", "log");
(target: $target:expr, $lvl:expr, $($key:tt = $value:expr),+; $($arg:tt)+) => ({
let lvl = $lvl;
if lvl <= $crate::STATIC_MAX_LEVEL && lvl <= $crate::max_level() {
$crate::__private_api_log(
__log_format_args!($($arg)+),
lvl,
&($target, __log_module_path!(), __log_file!(), __log_line!()),
$crate::__private_api::Option::Some(&[$((__log_key!($key), &$value)),+])
);
}
});
// log!(target: "my_target", Level::Info; "a {} event", "log");
(target: $target:expr, $lvl:expr, $($arg:tt)+) => ({
let lvl = $lvl;
if lvl <= $crate::STATIC_MAX_LEVEL && lvl <= $crate::max_level() {
$crate::__private_api_log(
__log_format_args!($($arg)+),
lvl,
&($target, __log_module_path!(), __log_file!(), __log_line!()),
$crate::__private_api::Option::None,
);
}
});
// log!(Level::Info, "a log event")
($lvl:expr, $($arg:tt)+) => (log!(target: __log_module_path!(), $lvl, $($arg)+));
}
/// Logs a message at the error level.
///
/// # Examples
///
/// ```edition2018
/// use log::error;
///
/// # fn main() {
/// let (err_info, port) = ("No connection", 22);
///
/// error!("Error: {} on port {}", err_info, port);
/// error!(target: "app_events", "App Error: {}, Port: {}", err_info, 22);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! error {
// error!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// error!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Error, $($arg)+));
// error!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Error, $($arg)+))
}
/// Logs a message at the warn level.
///
/// # Examples
///
/// ```edition2018
/// use log::warn;
///
/// # fn main() {
/// let warn_description = "Invalid Input";
///
/// warn!("Warning! {}!", warn_description);
/// warn!(target: "input_events", "App received warning: {}", warn_description);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! warn {
// warn!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// warn!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Warn, $($arg)+));
// warn!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Warn, $($arg)+))
}
/// Logs a message at the info level.
///
/// # Examples
///
/// ```edition2018
/// use log::info;
///
/// # fn main() {
/// # struct Connection { port: u32, speed: f32 }
/// let conn_info = Connection { port: 40, speed: 3.20 };
///
/// info!("Connected to port {} at {} Mb/s", conn_info.port, conn_info.speed);
/// info!(target: "connection_events", "Successfull connection, port: {}, speed: {}",
/// conn_info.port, conn_info.speed);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! info {
// info!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// info!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Info, $($arg)+));
// info!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Info, $($arg)+))
}
/// Logs a message at the debug level.
///
/// # Examples
///
/// ```edition2018
/// use log::debug;
///
/// # fn main() {
/// # struct Position { x: f32, y: f32 }
/// let pos = Position { x: 3.234, y: -1.223 };
///
/// debug!("New position: x: {}, y: {}", pos.x, pos.y);
/// debug!(target: "app_events", "New position: x: {}, y: {}", pos.x, pos.y);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! debug {
// debug!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// debug!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Debug, $($arg)+));
// debug!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Debug, $($arg)+))
}
/// Logs a message at the trace level.
///
/// # Examples
///
/// ```edition2018
/// use log::trace;
///
/// # fn main() {
/// # struct Position { x: f32, y: f32 }
/// let pos = Position { x: 3.234, y: -1.223 };
///
/// trace!("Position is: x: {}, y: {}", pos.x, pos.y);
/// trace!(target: "app_events", "x is {} and y is {}",
/// if pos.x >= 0.0 { "positive" } else { "negative" },
/// if pos.y >= 0.0 { "positive" } else { "negative" });
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! trace {
// trace!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// trace!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Trace, $($arg)+));
// trace!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Trace, $($arg)+))
}
/// Determines if a message logged at the specified level in that module will
/// be logged.
///
/// This can be used to avoid expensive computation of log message arguments if
/// the message would be ignored anyway.
///
/// # Examples
///
/// ```edition2018
/// use log::Level::Debug;
/// use log::{debug, log_enabled};
///
/// # fn foo() {
/// if log_enabled!(Debug) {
/// let data = expensive_call();
/// debug!("expensive debug data: {} {}", data.x, data.y);
/// }
/// if log_enabled!(target: "Global", Debug) {
/// let data = expensive_call();
/// debug!(target: "Global", "expensive debug data: {} {}", data.x, data.y);
/// }
/// # }
/// # struct Data { x: u32, y: u32 }
/// # fn expensive_call() -> Data { Data { x: 0, y: 0 } }
/// # fn main() {}
/// ```
#[macro_export(local_inner_macros)]
macro_rules! log_enabled {
(target: $target:expr, $lvl:expr) => {{
let lvl = $lvl;
lvl <= $crate::STATIC_MAX_LEVEL
&& lvl <= $crate::max_level()
&& $crate::__private_api_enabled(lvl, $target)
}};
($lvl:expr) => {
log_enabled!(target: __log_module_path!(), $lvl)
};
}
// The log macro above cannot invoke format_args directly because it uses
// local_inner_macros. A format_args invocation there would resolve to
// $crate::format_args which does not exist. Instead invoke format_args here
// outside of local_inner_macros so that it resolves (probably) to
// core::format_args or std::format_args. Same for the several macros that
// follow.
//
// This is a workaround until we drop support for pre-1.30 compilers. At that
// point we can remove use of local_inner_macros, use $crate:: when invoking
// local macros, and invoke format_args directly.
#[doc(hidden)]
#[macro_export]
macro_rules! __log_format_args {
($($args:tt)*) => {
format_args!($($args)*)
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_module_path {
() => {
module_path!()
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_file {
() => {
file!()
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_line {
() => {
line!()
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_key {
// key1 = 42
($($args:ident)*) => {
stringify!($($args)*)
};
// "key1" = 42
($($args:expr)*) => {
$($args)*
};
}
// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
/// The standard logging macro.
///
/// This macro will generically log with the specified `Level` and `format!`
/// based argument list.
///
/// # Examples
///
/// ```edition2018
/// use log::{log, Level};
///
/// # fn main() {
/// let data = (42, "Forty-two");
/// let private_data = "private";
///
/// log!(Level::Error, "Received errors: {}, {}", data.0, data.1);
/// log!(target: "app_events", Level::Warn, "App warning: {}, {}, {}",
/// data.0, data.1, private_data);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! log {
// log!(target: "my_target", Level::Info; key1 = 42, key2 = true; "a {} event", "log");
(target: $target:expr, $lvl:expr, $($key:tt = $value:expr),+; $($arg:tt)+) => ({
let lvl = $lvl;
if lvl <= $crate::STATIC_MAX_LEVEL && lvl <= $crate::max_level() {
$crate::__private_api_log(
__log_format_args!($($arg)+),
lvl,
&($target, __log_module_path!(), __log_file!(), __log_line!()),
$crate::__private_api::Option::Some(&[$((__log_key!($key), &$value)),+])
);
}
});
// log!(target: "my_target", Level::Info; "a {} event", "log");
(target: $target:expr, $lvl:expr, $($arg:tt)+) => ({
let lvl = $lvl;
if lvl <= $crate::STATIC_MAX_LEVEL && lvl <= $crate::max_level() {
$crate::__private_api_log(
__log_format_args!($($arg)+),
lvl,
&($target, __log_module_path!(), __log_file!(), __log_line!()),
$crate::__private_api::Option::None,
);
}
});
// log!(Level::Info, "a log event")
($lvl:expr, $($arg:tt)+) => (log!(target: __log_module_path!(), $lvl, $($arg)+));
}
/// Logs a message at the error level.
///
/// # Examples
///
/// ```edition2018
/// use log::error;
///
/// # fn main() {
/// let (err_info, port) = ("No connection", 22);
///
/// error!("Error: {} on port {}", err_info, port);
/// error!(target: "app_events", "App Error: {}, Port: {}", err_info, 22);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! error {
// error!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// error!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Error, $($arg)+));
// error!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Error, $($arg)+))
}
/// Logs a message at the warn level.
///
/// # Examples
///
/// ```edition2018
/// use log::warn;
///
/// # fn main() {
/// let warn_description = "Invalid Input";
///
/// warn!("Warning! {}!", warn_description);
/// warn!(target: "input_events", "App received warning: {}", warn_description);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! warn {
// warn!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// warn!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Warn, $($arg)+));
// warn!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Warn, $($arg)+))
}
/// Logs a message at the info level.
///
/// # Examples
///
/// ```edition2018
/// use log::info;
///
/// # fn main() {
/// # struct Connection { port: u32, speed: f32 }
/// let conn_info = Connection { port: 40, speed: 3.20 };
///
/// info!("Connected to port {} at {} Mb/s", conn_info.port, conn_info.speed);
/// info!(target: "connection_events", "Successfull connection, port: {}, speed: {}",
/// conn_info.port, conn_info.speed);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! info {
// info!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// info!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Info, $($arg)+));
// info!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Info, $($arg)+))
}
/// Logs a message at the debug level.
///
/// # Examples
///
/// ```edition2018
/// use log::debug;
///
/// # fn main() {
/// # struct Position { x: f32, y: f32 }
/// let pos = Position { x: 3.234, y: -1.223 };
///
/// debug!("New position: x: {}, y: {}", pos.x, pos.y);
/// debug!(target: "app_events", "New position: x: {}, y: {}", pos.x, pos.y);
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! debug {
// debug!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// debug!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Debug, $($arg)+));
// debug!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Debug, $($arg)+))
}
/// Logs a message at the trace level.
///
/// # Examples
///
/// ```edition2018
/// use log::trace;
///
/// # fn main() {
/// # struct Position { x: f32, y: f32 }
/// let pos = Position { x: 3.234, y: -1.223 };
///
/// trace!("Position is: x: {}, y: {}", pos.x, pos.y);
/// trace!(target: "app_events", "x is {} and y is {}",
/// if pos.x >= 0.0 { "positive" } else { "negative" },
/// if pos.y >= 0.0 { "positive" } else { "negative" });
/// # }
/// ```
#[macro_export(local_inner_macros)]
macro_rules! trace {
// trace!(target: "my_target", key1 = 42, key2 = true; "a {} event", "log")
// trace!(target: "my_target", "a {} event", "log")
(target: $target:expr, $($arg:tt)+) => (log!(target: $target, $crate::Level::Trace, $($arg)+));
// trace!("a {} event", "log")
($($arg:tt)+) => (log!($crate::Level::Trace, $($arg)+))
}
/// Determines if a message logged at the specified level in that module will
/// be logged.
///
/// This can be used to avoid expensive computation of log message arguments if
/// the message would be ignored anyway.
///
/// # Examples
///
/// ```edition2018
/// use log::Level::Debug;
/// use log::{debug, log_enabled};
///
/// # fn foo() {
/// if log_enabled!(Debug) {
/// let data = expensive_call();
/// debug!("expensive debug data: {} {}", data.x, data.y);
/// }
/// if log_enabled!(target: "Global", Debug) {
/// let data = expensive_call();
/// debug!(target: "Global", "expensive debug data: {} {}", data.x, data.y);
/// }
/// # }
/// # struct Data { x: u32, y: u32 }
/// # fn expensive_call() -> Data { Data { x: 0, y: 0 } }
/// # fn main() {}
/// ```
#[macro_export(local_inner_macros)]
macro_rules! log_enabled {
(target: $target:expr, $lvl:expr) => {{
let lvl = $lvl;
lvl <= $crate::STATIC_MAX_LEVEL
&& lvl <= $crate::max_level()
&& $crate::__private_api_enabled(lvl, $target)
}};
($lvl:expr) => {
log_enabled!(target: __log_module_path!(), $lvl)
};
}
// The log macro above cannot invoke format_args directly because it uses
// local_inner_macros. A format_args invocation there would resolve to
// $crate::format_args which does not exist. Instead invoke format_args here
// outside of local_inner_macros so that it resolves (probably) to
// core::format_args or std::format_args. Same for the several macros that
// follow.
//
// This is a workaround until we drop support for pre-1.30 compilers. At that
// point we can remove use of local_inner_macros, use $crate:: when invoking
// local macros, and invoke format_args directly.
#[doc(hidden)]
#[macro_export]
macro_rules! __log_format_args {
($($args:tt)*) => {
format_args!($($args)*)
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_module_path {
() => {
module_path!()
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_file {
() => {
file!()
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_line {
() => {
line!()
};
}
#[doc(hidden)]
#[macro_export]
macro_rules! __log_key {
// key1 = 42
($($args:ident)*) => {
stringify!($($args)*)
};
// "key1" = 42
($($args:expr)*) => {
$($args)*
};
}

View file

@ -1,400 +1,400 @@
#![cfg(feature = "serde")]
extern crate serde;
use self::serde::de::{
Deserialize, DeserializeSeed, Deserializer, EnumAccess, Error, Unexpected, VariantAccess,
Visitor,
};
use self::serde::ser::{Serialize, Serializer};
use {Level, LevelFilter, LOG_LEVEL_NAMES};
use std::fmt;
use std::str::{self, FromStr};
// The Deserialize impls are handwritten to be case insensitive using FromStr.
impl Serialize for Level {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
match *self {
Level::Error => serializer.serialize_unit_variant("Level", 0, "ERROR"),
Level::Warn => serializer.serialize_unit_variant("Level", 1, "WARN"),
Level::Info => serializer.serialize_unit_variant("Level", 2, "INFO"),
Level::Debug => serializer.serialize_unit_variant("Level", 3, "DEBUG"),
Level::Trace => serializer.serialize_unit_variant("Level", 4, "TRACE"),
}
}
}
impl<'de> Deserialize<'de> for Level {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
struct LevelIdentifier;
impl<'de> Visitor<'de> for LevelIdentifier {
type Value = Level;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level")
}
fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
where
E: Error,
{
// Case insensitive.
FromStr::from_str(s).map_err(|_| Error::unknown_variant(s, &LOG_LEVEL_NAMES[1..]))
}
fn visit_bytes<E>(self, value: &[u8]) -> Result<Self::Value, E>
where
E: Error,
{
let variant = str::from_utf8(value)
.map_err(|_| Error::invalid_value(Unexpected::Bytes(value), &self))?;
self.visit_str(variant)
}
fn visit_u64<E>(self, v: u64) -> Result<Self::Value, E>
where
E: Error,
{
let variant = LOG_LEVEL_NAMES[1..]
.get(v as usize)
.ok_or_else(|| Error::invalid_value(Unexpected::Unsigned(v), &self))?;
self.visit_str(variant)
}
}
impl<'de> DeserializeSeed<'de> for LevelIdentifier {
type Value = Level;
fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
where
D: Deserializer<'de>,
{
deserializer.deserialize_identifier(LevelIdentifier)
}
}
struct LevelEnum;
impl<'de> Visitor<'de> for LevelEnum {
type Value = Level;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level")
}
fn visit_enum<A>(self, value: A) -> Result<Self::Value, A::Error>
where
A: EnumAccess<'de>,
{
let (level, variant) = value.variant_seed(LevelIdentifier)?;
// Every variant is a unit variant.
variant.unit_variant()?;
Ok(level)
}
}
deserializer.deserialize_enum("Level", &LOG_LEVEL_NAMES[1..], LevelEnum)
}
}
impl Serialize for LevelFilter {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
match *self {
LevelFilter::Off => serializer.serialize_unit_variant("LevelFilter", 0, "OFF"),
LevelFilter::Error => serializer.serialize_unit_variant("LevelFilter", 1, "ERROR"),
LevelFilter::Warn => serializer.serialize_unit_variant("LevelFilter", 2, "WARN"),
LevelFilter::Info => serializer.serialize_unit_variant("LevelFilter", 3, "INFO"),
LevelFilter::Debug => serializer.serialize_unit_variant("LevelFilter", 4, "DEBUG"),
LevelFilter::Trace => serializer.serialize_unit_variant("LevelFilter", 5, "TRACE"),
}
}
}
impl<'de> Deserialize<'de> for LevelFilter {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
struct LevelFilterIdentifier;
impl<'de> Visitor<'de> for LevelFilterIdentifier {
type Value = LevelFilter;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level filter")
}
fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
where
E: Error,
{
// Case insensitive.
FromStr::from_str(s).map_err(|_| Error::unknown_variant(s, &LOG_LEVEL_NAMES))
}
fn visit_bytes<E>(self, value: &[u8]) -> Result<Self::Value, E>
where
E: Error,
{
let variant = str::from_utf8(value)
.map_err(|_| Error::invalid_value(Unexpected::Bytes(value), &self))?;
self.visit_str(variant)
}
fn visit_u64<E>(self, v: u64) -> Result<Self::Value, E>
where
E: Error,
{
let variant = LOG_LEVEL_NAMES
.get(v as usize)
.ok_or_else(|| Error::invalid_value(Unexpected::Unsigned(v), &self))?;
self.visit_str(variant)
}
}
impl<'de> DeserializeSeed<'de> for LevelFilterIdentifier {
type Value = LevelFilter;
fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
where
D: Deserializer<'de>,
{
deserializer.deserialize_identifier(LevelFilterIdentifier)
}
}
struct LevelFilterEnum;
impl<'de> Visitor<'de> for LevelFilterEnum {
type Value = LevelFilter;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level filter")
}
fn visit_enum<A>(self, value: A) -> Result<Self::Value, A::Error>
where
A: EnumAccess<'de>,
{
let (level_filter, variant) = value.variant_seed(LevelFilterIdentifier)?;
// Every variant is a unit variant.
variant.unit_variant()?;
Ok(level_filter)
}
}
deserializer.deserialize_enum("LevelFilter", &LOG_LEVEL_NAMES, LevelFilterEnum)
}
}
#[cfg(test)]
mod tests {
extern crate serde_test;
use self::serde_test::{assert_de_tokens, assert_de_tokens_error, assert_tokens, Token};
use {Level, LevelFilter};
fn level_token(variant: &'static str) -> Token {
Token::UnitVariant {
name: "Level",
variant: variant,
}
}
fn level_bytes_tokens(variant: &'static [u8]) -> [Token; 3] {
[
Token::Enum { name: "Level" },
Token::Bytes(variant),
Token::Unit,
]
}
fn level_variant_tokens(variant: u32) -> [Token; 3] {
[
Token::Enum { name: "Level" },
Token::U32(variant),
Token::Unit,
]
}
fn level_filter_token(variant: &'static str) -> Token {
Token::UnitVariant {
name: "LevelFilter",
variant: variant,
}
}
fn level_filter_bytes_tokens(variant: &'static [u8]) -> [Token; 3] {
[
Token::Enum {
name: "LevelFilter",
},
Token::Bytes(variant),
Token::Unit,
]
}
fn level_filter_variant_tokens(variant: u32) -> [Token; 3] {
[
Token::Enum {
name: "LevelFilter",
},
Token::U32(variant),
Token::Unit,
]
}
#[test]
fn test_level_ser_de() {
let cases = [
(Level::Error, [level_token("ERROR")]),
(Level::Warn, [level_token("WARN")]),
(Level::Info, [level_token("INFO")]),
(Level::Debug, [level_token("DEBUG")]),
(Level::Trace, [level_token("TRACE")]),
];
for &(s, expected) in &cases {
assert_tokens(&s, &expected);
}
}
#[test]
fn test_level_case_insensitive() {
let cases = [
(Level::Error, [level_token("error")]),
(Level::Warn, [level_token("warn")]),
(Level::Info, [level_token("info")]),
(Level::Debug, [level_token("debug")]),
(Level::Trace, [level_token("trace")]),
];
for &(s, expected) in &cases {
assert_de_tokens(&s, &expected);
}
}
#[test]
fn test_level_de_bytes() {
let cases = [
(Level::Error, level_bytes_tokens(b"ERROR")),
(Level::Warn, level_bytes_tokens(b"WARN")),
(Level::Info, level_bytes_tokens(b"INFO")),
(Level::Debug, level_bytes_tokens(b"DEBUG")),
(Level::Trace, level_bytes_tokens(b"TRACE")),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_de_variant_index() {
let cases = [
(Level::Error, level_variant_tokens(0)),
(Level::Warn, level_variant_tokens(1)),
(Level::Info, level_variant_tokens(2)),
(Level::Debug, level_variant_tokens(3)),
(Level::Trace, level_variant_tokens(4)),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_de_error() {
let msg = "unknown variant `errorx`, expected one of \
`ERROR`, `WARN`, `INFO`, `DEBUG`, `TRACE`";
assert_de_tokens_error::<Level>(&[level_token("errorx")], msg);
}
#[test]
fn test_level_filter_ser_de() {
let cases = [
(LevelFilter::Off, [level_filter_token("OFF")]),
(LevelFilter::Error, [level_filter_token("ERROR")]),
(LevelFilter::Warn, [level_filter_token("WARN")]),
(LevelFilter::Info, [level_filter_token("INFO")]),
(LevelFilter::Debug, [level_filter_token("DEBUG")]),
(LevelFilter::Trace, [level_filter_token("TRACE")]),
];
for &(s, expected) in &cases {
assert_tokens(&s, &expected);
}
}
#[test]
fn test_level_filter_case_insensitive() {
let cases = [
(LevelFilter::Off, [level_filter_token("off")]),
(LevelFilter::Error, [level_filter_token("error")]),
(LevelFilter::Warn, [level_filter_token("warn")]),
(LevelFilter::Info, [level_filter_token("info")]),
(LevelFilter::Debug, [level_filter_token("debug")]),
(LevelFilter::Trace, [level_filter_token("trace")]),
];
for &(s, expected) in &cases {
assert_de_tokens(&s, &expected);
}
}
#[test]
fn test_level_filter_de_bytes() {
let cases = [
(LevelFilter::Off, level_filter_bytes_tokens(b"OFF")),
(LevelFilter::Error, level_filter_bytes_tokens(b"ERROR")),
(LevelFilter::Warn, level_filter_bytes_tokens(b"WARN")),
(LevelFilter::Info, level_filter_bytes_tokens(b"INFO")),
(LevelFilter::Debug, level_filter_bytes_tokens(b"DEBUG")),
(LevelFilter::Trace, level_filter_bytes_tokens(b"TRACE")),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_filter_de_variant_index() {
let cases = [
(LevelFilter::Off, level_filter_variant_tokens(0)),
(LevelFilter::Error, level_filter_variant_tokens(1)),
(LevelFilter::Warn, level_filter_variant_tokens(2)),
(LevelFilter::Info, level_filter_variant_tokens(3)),
(LevelFilter::Debug, level_filter_variant_tokens(4)),
(LevelFilter::Trace, level_filter_variant_tokens(5)),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_filter_de_error() {
let msg = "unknown variant `errorx`, expected one of \
`OFF`, `ERROR`, `WARN`, `INFO`, `DEBUG`, `TRACE`";
assert_de_tokens_error::<LevelFilter>(&[level_filter_token("errorx")], msg);
}
}
#![cfg(feature = "serde")]
extern crate serde;
use self::serde::de::{
Deserialize, DeserializeSeed, Deserializer, EnumAccess, Error, Unexpected, VariantAccess,
Visitor,
};
use self::serde::ser::{Serialize, Serializer};
use {Level, LevelFilter, LOG_LEVEL_NAMES};
use std::fmt;
use std::str::{self, FromStr};
// The Deserialize impls are handwritten to be case insensitive using FromStr.
impl Serialize for Level {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
match *self {
Level::Error => serializer.serialize_unit_variant("Level", 0, "ERROR"),
Level::Warn => serializer.serialize_unit_variant("Level", 1, "WARN"),
Level::Info => serializer.serialize_unit_variant("Level", 2, "INFO"),
Level::Debug => serializer.serialize_unit_variant("Level", 3, "DEBUG"),
Level::Trace => serializer.serialize_unit_variant("Level", 4, "TRACE"),
}
}
}
impl<'de> Deserialize<'de> for Level {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
struct LevelIdentifier;
impl<'de> Visitor<'de> for LevelIdentifier {
type Value = Level;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level")
}
fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
where
E: Error,
{
// Case insensitive.
FromStr::from_str(s).map_err(|_| Error::unknown_variant(s, &LOG_LEVEL_NAMES[1..]))
}
fn visit_bytes<E>(self, value: &[u8]) -> Result<Self::Value, E>
where
E: Error,
{
let variant = str::from_utf8(value)
.map_err(|_| Error::invalid_value(Unexpected::Bytes(value), &self))?;
self.visit_str(variant)
}
fn visit_u64<E>(self, v: u64) -> Result<Self::Value, E>
where
E: Error,
{
let variant = LOG_LEVEL_NAMES[1..]
.get(v as usize)
.ok_or_else(|| Error::invalid_value(Unexpected::Unsigned(v), &self))?;
self.visit_str(variant)
}
}
impl<'de> DeserializeSeed<'de> for LevelIdentifier {
type Value = Level;
fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
where
D: Deserializer<'de>,
{
deserializer.deserialize_identifier(LevelIdentifier)
}
}
struct LevelEnum;
impl<'de> Visitor<'de> for LevelEnum {
type Value = Level;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level")
}
fn visit_enum<A>(self, value: A) -> Result<Self::Value, A::Error>
where
A: EnumAccess<'de>,
{
let (level, variant) = value.variant_seed(LevelIdentifier)?;
// Every variant is a unit variant.
variant.unit_variant()?;
Ok(level)
}
}
deserializer.deserialize_enum("Level", &LOG_LEVEL_NAMES[1..], LevelEnum)
}
}
impl Serialize for LevelFilter {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
match *self {
LevelFilter::Off => serializer.serialize_unit_variant("LevelFilter", 0, "OFF"),
LevelFilter::Error => serializer.serialize_unit_variant("LevelFilter", 1, "ERROR"),
LevelFilter::Warn => serializer.serialize_unit_variant("LevelFilter", 2, "WARN"),
LevelFilter::Info => serializer.serialize_unit_variant("LevelFilter", 3, "INFO"),
LevelFilter::Debug => serializer.serialize_unit_variant("LevelFilter", 4, "DEBUG"),
LevelFilter::Trace => serializer.serialize_unit_variant("LevelFilter", 5, "TRACE"),
}
}
}
impl<'de> Deserialize<'de> for LevelFilter {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
struct LevelFilterIdentifier;
impl<'de> Visitor<'de> for LevelFilterIdentifier {
type Value = LevelFilter;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level filter")
}
fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
where
E: Error,
{
// Case insensitive.
FromStr::from_str(s).map_err(|_| Error::unknown_variant(s, &LOG_LEVEL_NAMES))
}
fn visit_bytes<E>(self, value: &[u8]) -> Result<Self::Value, E>
where
E: Error,
{
let variant = str::from_utf8(value)
.map_err(|_| Error::invalid_value(Unexpected::Bytes(value), &self))?;
self.visit_str(variant)
}
fn visit_u64<E>(self, v: u64) -> Result<Self::Value, E>
where
E: Error,
{
let variant = LOG_LEVEL_NAMES
.get(v as usize)
.ok_or_else(|| Error::invalid_value(Unexpected::Unsigned(v), &self))?;
self.visit_str(variant)
}
}
impl<'de> DeserializeSeed<'de> for LevelFilterIdentifier {
type Value = LevelFilter;
fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
where
D: Deserializer<'de>,
{
deserializer.deserialize_identifier(LevelFilterIdentifier)
}
}
struct LevelFilterEnum;
impl<'de> Visitor<'de> for LevelFilterEnum {
type Value = LevelFilter;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("log level filter")
}
fn visit_enum<A>(self, value: A) -> Result<Self::Value, A::Error>
where
A: EnumAccess<'de>,
{
let (level_filter, variant) = value.variant_seed(LevelFilterIdentifier)?;
// Every variant is a unit variant.
variant.unit_variant()?;
Ok(level_filter)
}
}
deserializer.deserialize_enum("LevelFilter", &LOG_LEVEL_NAMES, LevelFilterEnum)
}
}
#[cfg(test)]
mod tests {
extern crate serde_test;
use self::serde_test::{assert_de_tokens, assert_de_tokens_error, assert_tokens, Token};
use {Level, LevelFilter};
fn level_token(variant: &'static str) -> Token {
Token::UnitVariant {
name: "Level",
variant: variant,
}
}
fn level_bytes_tokens(variant: &'static [u8]) -> [Token; 3] {
[
Token::Enum { name: "Level" },
Token::Bytes(variant),
Token::Unit,
]
}
fn level_variant_tokens(variant: u32) -> [Token; 3] {
[
Token::Enum { name: "Level" },
Token::U32(variant),
Token::Unit,
]
}
fn level_filter_token(variant: &'static str) -> Token {
Token::UnitVariant {
name: "LevelFilter",
variant: variant,
}
}
fn level_filter_bytes_tokens(variant: &'static [u8]) -> [Token; 3] {
[
Token::Enum {
name: "LevelFilter",
},
Token::Bytes(variant),
Token::Unit,
]
}
fn level_filter_variant_tokens(variant: u32) -> [Token; 3] {
[
Token::Enum {
name: "LevelFilter",
},
Token::U32(variant),
Token::Unit,
]
}
#[test]
fn test_level_ser_de() {
let cases = [
(Level::Error, [level_token("ERROR")]),
(Level::Warn, [level_token("WARN")]),
(Level::Info, [level_token("INFO")]),
(Level::Debug, [level_token("DEBUG")]),
(Level::Trace, [level_token("TRACE")]),
];
for &(s, expected) in &cases {
assert_tokens(&s, &expected);
}
}
#[test]
fn test_level_case_insensitive() {
let cases = [
(Level::Error, [level_token("error")]),
(Level::Warn, [level_token("warn")]),
(Level::Info, [level_token("info")]),
(Level::Debug, [level_token("debug")]),
(Level::Trace, [level_token("trace")]),
];
for &(s, expected) in &cases {
assert_de_tokens(&s, &expected);
}
}
#[test]
fn test_level_de_bytes() {
let cases = [
(Level::Error, level_bytes_tokens(b"ERROR")),
(Level::Warn, level_bytes_tokens(b"WARN")),
(Level::Info, level_bytes_tokens(b"INFO")),
(Level::Debug, level_bytes_tokens(b"DEBUG")),
(Level::Trace, level_bytes_tokens(b"TRACE")),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_de_variant_index() {
let cases = [
(Level::Error, level_variant_tokens(0)),
(Level::Warn, level_variant_tokens(1)),
(Level::Info, level_variant_tokens(2)),
(Level::Debug, level_variant_tokens(3)),
(Level::Trace, level_variant_tokens(4)),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_de_error() {
let msg = "unknown variant `errorx`, expected one of \
`ERROR`, `WARN`, `INFO`, `DEBUG`, `TRACE`";
assert_de_tokens_error::<Level>(&[level_token("errorx")], msg);
}
#[test]
fn test_level_filter_ser_de() {
let cases = [
(LevelFilter::Off, [level_filter_token("OFF")]),
(LevelFilter::Error, [level_filter_token("ERROR")]),
(LevelFilter::Warn, [level_filter_token("WARN")]),
(LevelFilter::Info, [level_filter_token("INFO")]),
(LevelFilter::Debug, [level_filter_token("DEBUG")]),
(LevelFilter::Trace, [level_filter_token("TRACE")]),
];
for &(s, expected) in &cases {
assert_tokens(&s, &expected);
}
}
#[test]
fn test_level_filter_case_insensitive() {
let cases = [
(LevelFilter::Off, [level_filter_token("off")]),
(LevelFilter::Error, [level_filter_token("error")]),
(LevelFilter::Warn, [level_filter_token("warn")]),
(LevelFilter::Info, [level_filter_token("info")]),
(LevelFilter::Debug, [level_filter_token("debug")]),
(LevelFilter::Trace, [level_filter_token("trace")]),
];
for &(s, expected) in &cases {
assert_de_tokens(&s, &expected);
}
}
#[test]
fn test_level_filter_de_bytes() {
let cases = [
(LevelFilter::Off, level_filter_bytes_tokens(b"OFF")),
(LevelFilter::Error, level_filter_bytes_tokens(b"ERROR")),
(LevelFilter::Warn, level_filter_bytes_tokens(b"WARN")),
(LevelFilter::Info, level_filter_bytes_tokens(b"INFO")),
(LevelFilter::Debug, level_filter_bytes_tokens(b"DEBUG")),
(LevelFilter::Trace, level_filter_bytes_tokens(b"TRACE")),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_filter_de_variant_index() {
let cases = [
(LevelFilter::Off, level_filter_variant_tokens(0)),
(LevelFilter::Error, level_filter_variant_tokens(1)),
(LevelFilter::Warn, level_filter_variant_tokens(2)),
(LevelFilter::Info, level_filter_variant_tokens(3)),
(LevelFilter::Debug, level_filter_variant_tokens(4)),
(LevelFilter::Trace, level_filter_variant_tokens(5)),
];
for &(value, tokens) in &cases {
assert_de_tokens(&value, &tokens);
}
}
#[test]
fn test_level_filter_de_error() {
let msg = "unknown variant `errorx`, expected one of \
`OFF`, `ERROR`, `WARN`, `INFO`, `DEBUG`, `TRACE`";
assert_de_tokens_error::<LevelFilter>(&[level_filter_token("errorx")], msg);
}
}