Merge pull request #860 from AleoHQ/windows-colors-cli

[CLI] Adds colors to Windows cmd

Cargo.lock

@@ -1352,6 +1352,7 @@ dependencies = [
 name = "leo-lang"
 version = "1.3.0"
 dependencies = [
+ "ansi_term 0.12.1",
  "anyhow",
  "clap",
  "colored",

Cargo.toml

@@ -150,6 +150,10 @@ features = [ "fmt" ]
 [dependencies.zip]
 version = "0.5"
 
+# add ansi support for Windows builds
+[target.'cfg(windows)'.dependencies.ansi_term]
+version = "0.12.1"
+
 [dev-dependencies.rusty-hook]
 version = "0.11.2"
 

leo/logger.rs

@@ -202,6 +202,10 @@ where
 
 /// Initialize logger with custom format and verbosity.
 pub fn init_logger(_app_name: &'static str, verbosity: usize) {
+    // This line enables Windows 10 ANSI coloring API.
+    #[cfg(target_family = "windows")]
+    ansi_term::enable_ansi_support();
+
     let subscriber = FmtSubscriber::builder()
         // all spans/events with a level higher than TRACE (e.g, debug, info, warn, etc.)
         // will be written to stdout.