Code refactoring + cleanup + maybe some new features

examples/cmd-program.rs

@@ -1,5 +1,3 @@
-use std::io;
-
 use log::{debug, info, trace, warn};
 
 fn setup_logging(verbosity: u64) -> Result<(), fern::InitError> {
@@ -32,7 +30,7 @@ fn setup_logging(verbosity: u64) -> Result<(), fern::InitError> {
                 message
             ))
         })
-        .chain(fern::log_file("program.log")?);
+        .chain(fern::logger::file("program.log")?);
 
     let stdout_config = fern::Dispatch::new()
         .format(|out, message, record| {
@@ -53,7 +51,7 @@ fn setup_logging(verbosity: u64) -> Result<(), fern::InitError> {
                 ))
             }
         })
-        .chain(io::stdout());
+        .chain(fern::logger::stdout());
 
     base_config
         .chain(file_config)

examples/colored.rs

@@ -5,7 +5,7 @@ fn main() {
     let colors = ColoredLevelConfig::new().debug(Color::Magenta);
 
     fern::Dispatch::new()
-        .chain(std::io::stdout())
+        .chain(fern::logger::stdout())
         .format(move |out, message, record| {
             out.finish(format_args!(
                 "[{}]{} {}",

examples/date-based-file-log.rs

@@ -3,7 +3,7 @@ use log::{debug, info, warn};
 fn setup_logging() -> Result<(), Box<dyn std::error::Error>> {
     fern::Dispatch::new()
         .level(log::LevelFilter::Debug)
-        .chain(fern::DateBased::new("program.log.", "%Y-%m-%d"))
+        .chain(fern::logger::DateBased::new("program.log.", "%Y-%m-%d"))
         .apply()?;
 
     Ok(())

examples/meta-logging.rs

@@ -8,9 +8,9 @@ use log::{debug, info};
 
 fn main() {
     fern::Dispatch::new()
-        .chain(std::io::stdout())
-        .chain(std::io::stderr())
-        .chain(fern::log_file("hello.txt").unwrap())
+        .chain(fern::logger::stdout())
+        .chain(fern::logger::stderr())
+        .chain(fern::logger::file("hello.txt").unwrap())
         .format(move |out, message, record| {
             out.finish(format_args!("[{}] {}", record.level(), message))
         })

examples/pretty-colored.rs

@@ -78,7 +78,7 @@ fn set_up_logging() {
         // `info!(target="special_target", "This log message is about special_target");`
         .level_for("pretty_colored", log::LevelFilter::Trace)
         // output to stdout
-        .chain(std::io::stdout())
+        .chain(fern::logger::stdout())
         .apply()
         .unwrap();
 

examples/syslog.rs

@@ -17,7 +17,7 @@ fn setup_logging() -> Result<(), Box<dyn std::error::Error>> {
         .level(log::LevelFilter::Warn)
         // but accept Info if we explicitly mention it
         .level_for("explicit-syslog", log::LevelFilter::Info)
-        .chain(syslog::unix(syslog_fmt)?)
+        .chain(fern::syslog::syslog4_3164(syslog::unix(syslog_fmt)?))
         .apply()?;
 
     Ok(())

examples/syslog3.rs

@@ -11,7 +11,7 @@ fn setup_logging() -> Result<(), fern::InitError> {
         .level(log::LevelFilter::Warn)
         // but accept Info if we explicitly mention it
         .level_for("explicit-syslog", log::LevelFilter::Info)
-        .chain(syslog::unix(syslog::Facility::LOG_USER)?)
+        .chain(fern::syslog::syslog3(*syslog::unix(syslog::Facility::LOG_USER)?))
         .apply()?;
 
     Ok(())