From e9c16b7fc5f8f9ae02d74c2fa5d29d4172d64cc4 Mon Sep 17 00:00:00 2001
From: Michael Davis <mcarsondavis@gmail.com>
Date: Sat, 1 Feb 2025 09:10:04 -0500
Subject: [PATCH] Use typable command doc when keybind provides no arguments

This improves the display of the keymap popup for example, so that if
you bind a key like `C-x = ":buffer-close"` under the `<space>` menu,
the infobox shows "Close the current buffer." rather than `:buffer-close
[]`.
---
 helix-term/src/commands.rs | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index 6f0bc394f..23d2b246d 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -633,10 +633,17 @@ impl std::str::FromStr for MappableCommand {
                 .collect::<Vec<String>>();
             typed::TYPABLE_COMMAND_MAP
                 .get(name)
-                .map(|cmd| MappableCommand::Typable {
-                    name: cmd.name.to_owned(),
-                    doc: format!(":{} {:?}", cmd.name, args),
-                    args,
+                .map(|cmd| {
+                    let doc = if args.is_empty() {
+                        cmd.doc.to_string()
+                    } else {
+                        format!(":{} {:?}", cmd.name, args)
+                    };
+                    MappableCommand::Typable {
+                        name: cmd.name.to_owned(),
+                        doc,
+                        args,
+                    }
                 })
                 .ok_or_else(|| anyhow!("No TypableCommand named '{}'", s))
         } else if let Some(suffix) = s.strip_prefix('@') {