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use std::io::{stderr, stdout};
use log::{LogLevel, LogLevelFilter, LogMetadata, LogRecord, SetLoggerError, set_logger, Log};
use ::{Config, SharedLogger};
use super::logging::try_log;
pub struct SimpleLogger {
level: LogLevelFilter,
config: Config,
}
impl SimpleLogger {
pub fn init(log_level: LogLevelFilter, config: Config) -> Result<(), SetLoggerError> {
set_logger(|max_log_level| {
max_log_level.set(log_level.clone());
SimpleLogger::new(log_level, config)
})
}
pub fn new(log_level: LogLevelFilter, config: Config) -> Box<SimpleLogger> {
Box::new(SimpleLogger { level: log_level, config: config })
}
}
impl Log for SimpleLogger {
fn enabled(&self, metadata: &LogMetadata) -> bool {
metadata.level() <= self.level
}
fn log(&self, record: &LogRecord) {
if self.enabled(record.metadata()) {
match record.level() {
LogLevel::Error => {
let stderr = stderr();
let mut stderr_lock = stderr.lock();
let _ = try_log(&self.config, record, &mut stderr_lock);
},
_ => {
let stdout = stdout();
let mut stdout_lock = stdout.lock();
let _ = try_log(&self.config, record, &mut stdout_lock);
}
}
}
}
}
impl SharedLogger for SimpleLogger {
fn level(&self) -> LogLevelFilter {
self.level
}
fn config(&self) -> Option<&Config>
{
Some(&self.config)
}
fn as_log(self: Box<Self>) -> Box<Log> {
Box::new(*self)
}
}