forked from AbleOS/holey-bytes
49 lines
1.4 KiB
Rust
49 lines
1.4 KiB
Rust
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#![allow(unused_macros)]
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#[derive(PartialOrd, PartialEq, Ord, Eq, Debug)]
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pub enum Level {
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Err,
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Wrn,
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Inf,
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Dbg,
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}
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pub const LOG_LEVEL: Level = match option_env!("LOG_LEVEL") {
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Some(val) => match val.as_bytes()[0] {
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b'e' => Level::Err,
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b'w' => Level::Wrn,
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b'i' => Level::Inf,
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b'd' => Level::Dbg,
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_ => panic!("Invalid log level."),
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},
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None => {
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if cfg!(debug_assertions) {
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Level::Dbg
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} else {
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Level::Err
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}
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}
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};
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macro_rules! log {
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($level:expr, $fmt:literal $($expr:tt)*) => {
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if $level <= $crate::log::LOG_LEVEL {
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println!("{:?}: {}", $level, format_args!($fmt $($expr)*));
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}
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};
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($level:expr, $($arg:expr),*) => {
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if $level <= $crate::log::LOG_LEVEL {
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$(println!("[{}{}{}][{:?}]: {} = {:?}", line!(), column!(), file!(), $level, stringify!($arg), $arg);)*
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}
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};
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}
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macro_rules! err { ($($arg:tt)*) => { $crate::log::log!($crate::log::Level::Err, $($arg)*) }; }
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macro_rules! wrn { ($($arg:tt)*) => { $crate::log::log!($crate::log::Level::Wrn, $($arg)*) }; }
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macro_rules! inf { ($($arg:tt)*) => { $crate::log::log!($crate::log::Level::Inf, $($arg)*) }; }
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macro_rules! dbg { ($($arg:tt)*) => { $crate::log::log!($crate::log::Level::Dbg, $($arg)*) }; }
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#[allow(unused_imports)]
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pub(crate) use {dbg, err, inf, log, wrn};
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