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pub mod colors;
#[derive(Copy, Clone, PartialEq, PartialOrd)]
pub enum LogLevel {
All,
Trace,
Debug,
Info,
Warn,
Error,
Fatal,
Off
}
static mut LOG_LEVEL: LogLevel = LogLevel::Info;
pub fn set_log_level(level: LogLevel) {
unsafe { LOG_LEVEL = level; }
}
pub fn get_log_level() -> LogLevel {
unsafe { return LOG_LEVEL; };
}
pub fn _log<T: std::fmt::Display>(a: T) {
print!("{}", a);
}
#[macro_export]
macro_rules! log {
($arg:expr) => {
$crate::_log($arg);
};
($arg0:expr, $($args:expr),+) => {
log!($arg0);
log!($($args),+);
};
}
macro_rules! make_log_fn {
($d:tt, $name:ident, $prefix:expr, $level:ty, $color:expr) => {
#[macro_export]
macro_rules! $name {
($arg:expr) => {
if($crate::$level >= $crate::get_log_level()) {
log!($crate::$color, $prefix, $crate::colors::reset(), ": ", file!(), ":", line!(), " - ", $arg, "\n");
}
};
($d($d args:expr),+) => {
if($crate::$level >= $crate::get_log_level()) {
log!($crate::$color, $prefix, $crate::colors::reset(), ": ", file!(), ":", line!(), " - ", $d($d args),+, "\n");
}
};
}
}
}
make_log_fn!($, log_trace, "[TRACE]", LogLevel::Trace, colors::grey());
make_log_fn!($, log_debug, "[DEBUG]", LogLevel::Debug, colors::reset());
make_log_fn!($, log_info, "[INFO]", LogLevel::Info, colors::cyan());
make_log_fn!($, log_warn, "[WARN]", LogLevel::Warn, colors::yellow());
make_log_fn!($, log_error, "[ERROR]", LogLevel::Error, colors::red());
make_log_fn!($, log_fatal, "[FATAL]", LogLevel::Fatal, colors::on_red());