Added CLI arguments

src/main.rs

@@ -8,23 +8,56 @@ use clap::{Parser, Subcommand};
 struct Cli {
     /// Sets the verbosity of the tester
     #[arg(short, long, action = clap::ArgAction::Count)]
-    verbosity: u8,
+    verbosity: Option<u8>,
 
     /// Set the config file
+    #[arg(short, long, value_name = "CONFIG")]
     config_file: PathBuf,
 
+    /// Set the grading config file
+    #[arg(short, long, value_name = "GRADING_CONFIG")]
+    grading_conf: Option<PathBuf>,
+
     #[command(subcommand)]
-    command: Commands,
+    command: Command,
 }
 
 #[derive(Subcommand)]
-enum Commands {
+enum Command {
-    /// Validate test matching and config file validity
+    /// Validate test matching and config file correctness
     Validate,
+
+    /// Run all tests
     Run,
+
+    /// Grade with grading config
     Grade,
 }
 
 fn main() {
+    let cli = Cli::parse();
+
+    let verbosity = get_verbosity(cli);
+
+    println!("verbosity = {}", verbosity);
+
     println!("Hello, world!");
 }
+
+fn get_verbosity(cli: Cli) -> u8 {
+    // Check the user defined verbosity, if none, set to normal
+    let verbosity: u8;
+    match cli.verbosity {
+        Some(x) => verbosity = x,
+        None    => verbosity = 1,
+    }
+
+    match verbosity {
+        0 => println!("Showing Result Summary 🫢"),
+        1 => println!("Using Regular Verbosity 🤫"),
+        2 => println!("Using Extreme Verbosity 🫨"),
+        _ => println!("Woah 🫠 ... didn't think we'd get this far, continuing with Extreme Verbosity"),
+    }
+
+    return verbosity;
+}