feat: add qmc2 cli

um_cli/src/main.rs

@@ -16,8 +16,8 @@ pub struct Cli {
     command: Option<Commands>,
 
     /// Be more verbose about what is going on.
-    #[clap(long, short, action=clap::ArgAction::SetTrue)]
-    verbose: Option<bool>,
+    #[clap(long, short, action=clap::ArgAction::SetTrue, default_value_t=false)]
+    verbose: bool,
 
     /// Preferred buffer size when reading file, in bytes.
     /// Default to 4MiB.
@@ -28,6 +28,7 @@ pub struct Cli {
 fn run_command(cli: &Cli) -> Result<i32> {
     match &cli.command {
         Some(Commands::QMCv1(cmd)) => cmd.run(&cli),
+        Some(Commands::QMCv2(cmd)) => cmd.run(&cli),
         None => {
             // https://github.com/clap-rs/clap/issues/3857#issuecomment-1161796261
             todo!("implement a sensible default command, similar to um/cli");
@@ -43,7 +44,7 @@ fn main() {
         -1
     });
     let duration = start.elapsed();
-    if let Some(true) = cli.verbose {
+    if cli.verbose {
         eprintln!("time: {:?}", duration);
     };
     exit(code);