chore: move old test to example. fix formatting

.gitignore

@@ -3,3 +3,4 @@ Cargo.lock
 .idea/
 *.iml
 .vscode/
+info.log

Cargo.toml

@@ -95,3 +95,7 @@ required-features = ["console_appender", "file_appender", "rolling_file_appender
 [[example]]
 name = "compile_time_config"
 required-features = ["yaml_format", "config_parsing"]
+
+[[example]]
+name = "multi_logger_config"
+required-features = ["yaml_format", "config_parsing"]

test/log.yml → examples/multi_logger.yml

@@ -10,17 +10,16 @@ appenders:
         level: error
   file:
     kind: file
-    path: error.log
+    path: info.log
     encoder:
       pattern: "{d} [{t}] {l} {M}:{m}{n}"
 
 root:
-  level: warn
   appenders:
   - console
 
 loggers:
-  test::a:
+  multi_logger_config::a:
     level: info
     appenders:
     - file

examples/multi_logger_config.rs

@@ -0,0 +1,23 @@
+use std::{default::Default, thread, time::Duration};
+
+use log::{error, warn};
+use log4rs;
+
+fn main() {
+    log4rs::init_file("examples/multi_logger.yml", Default::default()).unwrap();
+
+    loop {
+        thread::sleep(Duration::from_secs(1));
+        warn!("main");
+        error!("error main");
+        a::foo();
+    }
+}
+
+mod a {
+    use log::info;
+
+    pub fn foo() {
+        info!("module a");
+    }
+}

src/config/raw.rs

@@ -84,8 +84,7 @@
 //!
 //!     # The additivity of the logger. If true, appenders attached to the logger's
 //!     # parent will also be attached to this logger.
-//!     #
-//!     Default: true
+//!     # Default: true
 //!     additive: false
 //! ```
 #![allow(deprecated)]