Better tracing granularity for but-testing

Author: Byron

crates/but-testing/src/args.rs

@@ -6,8 +6,8 @@ use std::path::PathBuf;
 #[clap(name = "gitbutler-cli", about = "A CLI for GitButler", version = option_env!("GIX_VERSION"))]
 pub struct Args {
     /// Enable tracing for debug and performance information printed to stderr.
-    #[clap(short = 'd', long)]
-    pub trace: bool,
+    #[clap(short = 'd', long, action = clap::ArgAction::Count,)]
+    pub trace: u8,
     /// Run as if gitbutler-cli was started in PATH instead of the current working directory.
     #[clap(short = 'C', long, default_value = ".", value_name = "PATH")]
     pub current_dir: PathBuf,

crates/but-testing/src/main.rs

@@ -18,8 +18,8 @@ mod command;
 async fn main() -> Result<()> {
     let args: Args = clap::Parser::parse();
 
-    if args.trace {
-        trace::init()?;
+    if args.trace > 0 {
+        trace::init(args.trace)?;
     }
     let _op_span = tracing::info_span!("cli-op").entered();
     static CHANNEL: Option<&str> = option_env!("CHANNEL");
@@ -224,13 +224,17 @@ mod trace {
     use tracing_subscriber::layer::SubscriberExt;
     use tracing_subscriber::util::SubscriberInitExt;
 
-    pub fn init() -> anyhow::Result<()> {
+    pub fn init(level: u8) -> anyhow::Result<()> {
         tracing_subscriber::registry()
             .with(
                 tracing_forest::ForestLayer::from(
                     tracing_forest::printer::PrettyPrinter::new().writer(std::io::stderr),
                 )
-                .with_filter(LevelFilter::DEBUG),
+                .with_filter(match level {
+                    1 => LevelFilter::INFO,
+                    2 => LevelFilter::DEBUG,
+                    _ => LevelFilter::TRACE,
+                }),
             )
             .init();
         Ok(())