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use std::path::Path;
use colored::Colorize;
use env_logger::{Builder, Target};
use log::{Level, LevelFilter};
pub fn build_env_logger(log_path: impl AsRef<Path>) {
use std::io::{self, Write};
struct MultiWriter<A, B> {
a: A,
b: B,
}
impl<A: Write, B: Write> MultiWriter<A, B> {
fn new(a: A, b: B) -> Self {
Self { a, b }
}
}
impl<A: Write, B: Write> Write for MultiWriter<A, B> {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
let _ = self.a.write(buf);
self.b.write(buf)
}
fn flush(&mut self) -> io::Result<()> {
let _ = self.a.flush();
self.b.flush()
}
}
let mut builder = Builder::new();
let log_format = |buf: &mut env_logger::fmt::Formatter, record: &log::Record| {
let now = chrono::Local::now();
let level_style = match record.level() {
Level::Error => record.args().to_string().red().bold(),
Level::Warn => record.args().to_string().yellow().bold(),
Level::Info => record.args().to_string().white(),
Level::Debug => record.args().to_string().white(),
Level::Trace => record.args().to_string().cyan(),
};
writeln!(
buf,
"{} {}",
now.format("%H:%M:%S")
.to_string()
.truecolor(105, 105, 105)
.bold(),
level_style
)
};
let log_file = std::fs::File::create(log_path).expect("Failed to create log file");
let combined_target = Target::Pipe(Box::new(MultiWriter::new(std::io::stdout(), log_file)));
builder
.format(log_format)
.filter(None, LevelFilter::Info)
.filter_module("just_enough_vcs", LevelFilter::Trace)
.target(combined_target)
.init();
}
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