feat(cli): adding colors in list command

Cargo.lock

@@ -99,6 +99,17 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "colored"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b3616f750b84d8f0de8a58bda93e08e2a81ad3f523089b05f1dffecab48c6cbd"
+dependencies = [
+ "atty",
+ "lazy_static",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "console"
 version = "0.7.7"
@@ -545,6 +556,7 @@ version = "4.6.0"
 dependencies = [
  "argh",
  "assert_cmd",
+ "colored",
  "console 0.7.7",
  "glob",
  "indicatif",

Cargo.toml

@@ -12,6 +12,7 @@ notify = "4.0.15"
 toml = "0.4.10"
 regex = "1.1.6"
 serde = {version = "1.0.10", features = ["derive"]}
+colored = "2.0"
 
 [[bin]]
 name = "rustlings"

src/main.rs

@@ -2,6 +2,7 @@ use crate::exercise::{Exercise, ExerciseList};
 use crate::run::run;
 use crate::verify::verify;
 use argh::FromArgs;
+use colored::Colorize;
 use console::Emoji;
 use notify::DebouncedEvent;
 use notify::{RecommendedWatcher, RecursiveMode, Watcher};
@@ -163,6 +164,7 @@ fn main() {
                 } else {
                     "Pending"
                 };
+                let line_color = if status == "Done" { "green" } else { "red" };
                 let solve_cond = {
                     (e.looks_done() && subargs.solved)
                         || (!e.looks_done() && subargs.unsolved)
@@ -174,7 +176,12 @@ fn main() {
                     } else if subargs.names {
                         format!("{}\n", e.name)
                     } else {
-                        format!("{:<17}\t{:<46}\t{:<7}\n", e.name, fname, status)
+                        format!(
+                            "{:<17}\t{:<46}\t{:<7}\n",
+                            e.name.color(line_color),
+                            fname.color(line_color),
+                            status.color(line_color)
+                        )
                     };
                     // Somehow using println! leads to the binary panicking
                     // when its output is piped.