From 970ed0895f0557113220c25f1f1b5ffdcb43f3b6 Mon Sep 17 00:00:00 2001
From: Elijah Voigt <elijah.caine.mv@gmail.com>
Date: Tue, 31 Mar 2026 10:00:52 -0700
Subject: [PATCH] feat(claudbg-ltt0): sessions with no subcommand defaults to
 list

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 ...essions-no-sub-command-defaults-to-sessions-list.md | 10 ++++++++++
 src/cli.rs                                             |  5 +++--
 src/main.rs                                            |  2 +-
 3 files changed, 14 insertions(+), 3 deletions(-)
 create mode 100644 .beans/claudbg-ltt0--sessions-no-sub-command-defaults-to-sessions-list.md

diff --git a/.beans/claudbg-ltt0--sessions-no-sub-command-defaults-to-sessions-list.md b/.beans/claudbg-ltt0--sessions-no-sub-command-defaults-to-sessions-list.md
new file mode 100644
index 0000000..c783240
--- /dev/null
+++ b/.beans/claudbg-ltt0--sessions-no-sub-command-defaults-to-sessions-list.md
@@ -0,0 +1,10 @@
+---
+# claudbg-ltt0
+title: 'sessions: no sub-command defaults to sessions list'
+status: todo
+type: feature
+created_at: 2026-03-31T00:32:35Z
+updated_at: 2026-03-31T00:32:35Z
+---
+
+Running `claudbg sessions` with no sub-command should behave identically to `claudbg sessions list`. Note: `claudbg agents` does NOT get this treatment since agents list requires a session ID.
diff --git a/src/cli.rs b/src/cli.rs
index 17e89f6..5615c95 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -82,10 +82,11 @@ pub struct GlobalOpts {
 #[derive(Debug, clap::Subcommand)]
 pub enum Commands {
     /// List, dump, and transcribe sessions.
+    #[command(subcommand_required = false)]
     Sessions {
-        /// Sessions subcommand.
+        /// Sessions subcommand (defaults to `list` when omitted).
         #[command(subcommand)]
-        cmd: SessionsCmd,
+        cmd: Option<SessionsCmd>,
     },
     /// List, dump, and transcribe sub-agent runs.
     Agents {
diff --git a/src/main.rs b/src/main.rs
index df5051b..1fcb697 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,7 +8,7 @@ use claudbg::error::Result;
 async fn main() -> Result<()> {
     let cli = Cli::parse();
     match cli.command {
-        Commands::Sessions { cmd } => match cmd {
+        Commands::Sessions { cmd } => match cmd.unwrap_or(SessionsCmd::List) {
             SessionsCmd::List => claudbg::commands::sessions::list(&cli.global).await?,
             SessionsCmd::Dump { id, follow } => {
                 claudbg::commands::sessions::dump(&id, follow, &cli.global).await?