color log output on terminal

editor/Cargo.toml

@@ -27,3 +27,4 @@ sim = { path = "../sim" }
 structopt = "0.2"
 strum = "0.9.0"
 strum_macros = "0.9.0"
+yansi = "0.4.0"

editor/src/macros.rs

@@ -1,5 +1,6 @@
 // Call the log crate, but pre-set the target.
 
+#[allow(unused_macros)]
 macro_rules! debug {
     ( $( $x:expr ),* ) => {
         {

editor/src/main.rs

@@ -29,6 +29,7 @@ extern crate structopt;
 extern crate strum;
 #[macro_use]
 extern crate strum_macros;
+extern crate yansi;
 
 #[macro_use]
 mod macros;

editor/src/plugins/logs.rs

@@ -56,10 +56,17 @@ impl Log for LogAdapter {
     }
 
     fn log(&self, record: &Record) {
+        use yansi::Paint;
+
         let line = format!(
             "[{}] [{}] {}",
-            record.level(),
+            Paint::white(record.level()),
-            record.target(),
+            match record.target() {
+                "UI" => Paint::red("UI"),
+                "sim" => Paint::green("sim"),
+                "map" => Paint::blue("map"),
+                x => Paint::cyan(x),
+            },
             record.args()
         );
         println!("{}", line);