Add datetime & declarative macros

Cargo.toml

@@ -12,6 +12,7 @@ categories = ["development-tools::debugging"]
 exclude = [".github/**"]
 
 [dependencies]
+chrono = "0.4.19"
 embed-doc-image = "0.1.4"
 termcolor = "1.1.3"
 

src/lib.rs

@@ -50,11 +50,12 @@ doc = ::embed_doc_image::embed_image!("unix_logs", "images/unix_logs.png")))]
 //! ### Author Notes
 //!
 //! I'm still incredibly early in my Rust journey and so I wanted to get comfortable and try to pick
-//! my own brain about exposing different API's in a Rust crate. I hope to expose an intuitive and
+//! my own brain about exposing different APIs in a Rust crate. I hope to expose an intuitive and
 //! easy to understand API design that users can instantly get started with.
 
 use std::fmt::{Display, Formatter};
 use std::io::Write;
+
 use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor};
 
 /// TODO
@@ -70,16 +71,114 @@ pub enum Level {
 impl Display for Level {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         match self {
-            Level::TRACE => write!(f, "[TRACE]"),
+            Level::TRACE => write!(f, "TRACE"),
-            Level::DEBUG => write!(f, "[DEBUG]"),
+            Level::DEBUG => write!(f, "DEBUG"),
-            Level::INFO => write!(f, "[INFO]"),
+            Level::INFO => write!(f, "INFO"),
-            Level::WARN => write!(f, "[WARN]"),
+            Level::WARN => write!(f, "WARN"),
-            Level::ERROR => write!(f, "[ERROR]"),
+            Level::ERROR => write!(f, "ERROR"),
-            Level::FATAL => write!(f, "[FATAL]"),
+            Level::FATAL => write!(f, "FATAL"),
         }
     }
 }
 
+#[macro_export]
+macro_rules! trace {
+    ($str:expr) => {{
+        use std::io::Write;
+        use termcolor::WriteColor;
+
+        let now = chrono::Utc::now().format("%Y-%M-%dT%H:%M:%S%z");
+        let mut stream = termcolor::StandardStream::stdout(termcolor::ColorChoice::Always);
+        stream
+            .set_color(termcolor::ColorSpec::new()
+            .set_fg(Some(termcolor::Color::Blue))
+            .set_bold(true))
+            .unwrap();
+        writeln!(&mut stream, "[{} {}] {}", now, Level::TRACE, $str).unwrap();
+        stream.reset().unwrap();
+    }};
+}
+
+#[macro_export]
+macro_rules! debug {
+    ($str:expr) => {{
+        use std::io::Write;
+        use termcolor::WriteColor;
+
+        let now = chrono::Utc::now().format("%Y-%M-%dT%H:%M:%S%z");
+        let mut stream = termcolor::StandardStream::stdout(termcolor::ColorChoice::Always);
+        stream
+            .set_color(termcolor::ColorSpec::new()
+            .set_fg(Some(termcolor::Color::Green))
+            .set_bold(true))
+            .unwrap();
+        writeln!(&mut stream, "[{} {}] {}", now, Level::DEBUG, $str).unwrap();
+        stream.reset().unwrap();
+    }};
+}
+
+#[macro_export]
+macro_rules! info {
+    ($str:expr) => {
+        let now = chrono::Utc::now().format("%Y-%M-%dT%H:%M:%S%z");
+        println!("{}", format!("[{} {}] {}", now, Level::INFO, $str));
+    };
+}
+
+#[macro_export]
+macro_rules! warn {
+    ($str:expr) => {{
+        use std::io::Write;
+        use termcolor::WriteColor;
+
+        let now = chrono::Utc::now().format("%Y-%M-%dT%H:%M:%S%z");
+        let mut stream = termcolor::StandardStream::stdout(termcolor::ColorChoice::Always);
+        stream
+            .set_color(termcolor::ColorSpec::new()
+            .set_fg(Some(termcolor::Color::Yellow))
+            .set_bold(true))
+            .unwrap();
+        writeln!(&mut stream, "[{} {}] {}", now, Level::WARN, $str).unwrap();
+        stream.reset().unwrap();
+    }};
+}
+
+#[macro_export]
+macro_rules! error {
+    ($str:expr) => {{
+        use std::io::Write;
+        use termcolor::WriteColor;
+
+        let now = chrono::Utc::now().format("%Y-%M-%dT%H:%M:%S%z");
+        let mut stream = termcolor::StandardStream::stdout(termcolor::ColorChoice::Always);
+        stream
+            .set_color(termcolor::ColorSpec::new()
+            .set_fg(Some(termcolor::Color::Red))
+            .set_intense(true))
+            .unwrap();
+        writeln!(&mut stream, "[{} {}] {}", now, Level::ERROR, $str).unwrap();
+        stream.reset().unwrap();
+    }};
+}
+
+#[macro_export]
+macro_rules! fatal {
+    ($str:expr) => {{
+        use std::io::Write;
+        use termcolor::WriteColor;
+
+        let now = chrono::Utc::now().format("%Y-%M-%dT%H:%M:%S%z");
+        let mut stream = termcolor::StandardStream::stdout(termcolor::ColorChoice::Always);
+        stream
+            .set_color(termcolor::ColorSpec::new()
+            .set_fg(Some(termcolor::Color::Red))
+            .set_bold(true))
+            .unwrap();
+        writeln!(&mut stream, "[{} {}] {}", now, Level::FATAL, $str).unwrap();
+        stream.reset().unwrap();
+    }};
+}
+
 /// TODO
 pub struct SimpleLogger {
     standard_stream: StandardStream,
@@ -118,10 +217,7 @@ impl SimpleLogger {
                 .standard_stream
                 .set_color(ColorSpec::new().set_fg(Some(Color::Green)).set_bold(true))
                 .unwrap(),
-            Level::INFO => self
+            Level::INFO => {}
-                .standard_stream
-                .set_color(ColorSpec::new().set_fg(None))
-                .unwrap(),
             Level::WARN => self
                 .standard_stream
                 .set_color(ColorSpec::new().set_fg(Some(Color::Yellow)).set_bold(true))

src/main.rs

@@ -1,11 +1,10 @@
-use rall::{Level, SimpleLogger};
+use rall::{debug, error, fatal, info, Level, SimpleLogger, trace, warn};
 
 fn main() {
-    let mut logger = SimpleLogger::default();
+    trace!("My Best Friend Hazel :D");
-    logger.log(Level::TRACE, "My Best Friend Hazel :D");
+    debug!("My Best Friend Hazel :D");
-    logger.log(Level::DEBUG, "My Best Friend Hazel :D");
+    info!("My Best Friend Hazel :D");
-    logger.log(Level::INFO, "My Best Friend Hazel :D");
+    warn!("My Best Friend Hazel :D");
-    logger.log(Level::WARN, "My Best Friend Hazel :D");
+    error!("My Best Friend Hazel :D");
-    logger.log(Level::ERROR, "My Best Friend Hazel :D");
+    fatal!("My Best Friend Hazel :D");
-    logger.log(Level::FATAL, "My Best Friend Hazel :D");
 }