From aa6777621a1581c9f58316b3a8b868470f7e542d Mon Sep 17 00:00:00 2001
From: Guillaume Lagrange <guillaume@glagrange.eu>
Date: Wed, 28 Jan 2026 09:59:51 +0100
Subject: [PATCH] chore: remove `codspeed use` without argument in favor of
 `codspeed show`

---
 src/cli/mod.rs      |  4 ++++
 src/cli/show.rs     | 13 +++++++++++++
 src/cli/use_mode.rs | 22 ++++++----------------
 3 files changed, 23 insertions(+), 16 deletions(-)
 create mode 100644 src/cli/show.rs

diff --git a/src/cli/mod.rs b/src/cli/mod.rs
index df313b13..e2f9b60f 100644
--- a/src/cli/mod.rs
+++ b/src/cli/mod.rs
@@ -3,6 +3,7 @@ pub(crate) mod exec;
 pub(crate) mod run;
 mod setup;
 mod shared;
+mod show;
 mod use_mode;
 
 pub(crate) use shared::*;
@@ -86,6 +87,8 @@ enum Commands {
     Setup,
     /// Set the codspeed mode for the rest of the shell session
     Use(use_mode::UseArgs),
+    /// Show the codspeed mode previously set in this shell session with `codspeed use`
+    Show,
 }
 
 pub async fn run() -> Result<()> {
@@ -136,6 +139,7 @@ pub async fn run() -> Result<()> {
         Commands::Auth(args) => auth::run(args, &api_client, cli.config_name.as_deref()).await?,
         Commands::Setup => setup::setup(setup_cache_dir).await?,
         Commands::Use(args) => use_mode::run(args)?,
+        Commands::Show => show::run()?,
     }
     Ok(())
 }
diff --git a/src/cli/show.rs b/src/cli/show.rs
new file mode 100644
index 00000000..41aa8173
--- /dev/null
+++ b/src/cli/show.rs
@@ -0,0 +1,13 @@
+use crate::prelude::*;
+
+pub fn run() -> Result<()> {
+    let shell_session_mode = crate::runner_mode::load_shell_session_mode()?;
+
+    if let Some(mode) = shell_session_mode {
+        info!("{mode:?}");
+    } else {
+        info!("No mode set for this shell session");
+    }
+
+    Ok(())
+}
diff --git a/src/cli/use_mode.rs b/src/cli/use_mode.rs
index af0d75fc..a08d79af 100644
--- a/src/cli/use_mode.rs
+++ b/src/cli/use_mode.rs
@@ -8,24 +8,14 @@ use clap::Args;
 pub struct UseArgs {
     /// Set the CodSpeed runner mode for this shell session. If not provided, the current mode will
     /// be displayed.
-    pub mode: Option<RunnerMode>,
+    pub mode: RunnerMode,
 }
 
 pub fn run(args: UseArgs) -> Result<()> {
-    if let Some(mode) = &args.mode {
-        crate::runner_mode::register_shell_session_mode(mode)?;
-        debug!(
-            "Registered codspeed use mode '{:?}' for this shell session (parent PID)",
-            args.mode
-        );
-    } else {
-        let shell_session_mode = crate::runner_mode::load_shell_session_mode()?;
-
-        if let Some(mode) = shell_session_mode {
-            info!("{mode:?}");
-        } else {
-            info!("No mode set for this shell session");
-        }
-    }
+    crate::runner_mode::register_shell_session_mode(&args.mode)?;
+    debug!(
+        "Registered codspeed use mode '{:?}' for this shell session (parent PID)",
+        args.mode
+    );
     Ok(())
 }