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Diffstat (limited to 'vendor/env_logger/examples/direct_logger.rs')
-rw-r--r-- | vendor/env_logger/examples/direct_logger.rs | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/vendor/env_logger/examples/direct_logger.rs b/vendor/env_logger/examples/direct_logger.rs new file mode 100644 index 0000000..4d7f39d --- /dev/null +++ b/vendor/env_logger/examples/direct_logger.rs @@ -0,0 +1,39 @@ +/*! +Using `env_logger::Logger` and the `log::Log` trait directly. + +This example doesn't rely on environment variables, or having a static logger installed. +*/ + +use env_logger::{Builder, WriteStyle}; + +use log::{Level, LevelFilter, Log, MetadataBuilder, Record}; + +fn record() -> Record<'static> { + let error_metadata = MetadataBuilder::new() + .target("myApp") + .level(Level::Error) + .build(); + + Record::builder() + .metadata(error_metadata) + .args(format_args!("Error!")) + .line(Some(433)) + .file(Some("app.rs")) + .module_path(Some("server")) + .build() +} + +fn main() { + let stylish_logger = Builder::new() + .filter(None, LevelFilter::Error) + .write_style(WriteStyle::Always) + .build(); + + let unstylish_logger = Builder::new() + .filter(None, LevelFilter::Error) + .write_style(WriteStyle::Never) + .build(); + + stylish_logger.log(&record()); + unstylish_logger.log(&record()); +} |