Crate android_logger
source ·Expand description
A logger which writes to android output.
Example
#[macro_use] extern crate log;
extern crate android_logger;
use log::Level;
use android_logger::Config;
/// Android code may not have obvious "main", this is just an example.
fn main() {
android_logger::init_once(
Config::default().with_min_level(Level::Trace),
);
debug!("this is a debug {}", "message");
error!("this is printed by default");
}
Example with module path filter
It is possible to limit log messages to output from a specific crate, and override the logcat tag name (by default, the crate name is used):
#[macro_use] extern crate log;
extern crate android_logger;
use log::Level;
use android_logger::{Config,FilterBuilder};
fn main() {
android_logger::init_once(
Config::default()
.with_min_level(Level::Trace)
.with_tag("mytag")
.with_filter(FilterBuilder::new().parse("debug,hello::crate=trace").build()),
);
// ..
}
Example with a custom log formatter
use android_logger::Config;
android_logger::init_once(
Config::default()
.with_min_level(log::Level::Trace)
.format(|f, record| write!(f, "my_app: {}", record.args()))
)
Structs
Underlying android logger backend
Filter for android logger.
A log filter.
A builder for a log filter.
A formatter to write logs into.