From d11467a31808c85a0e4b8a67ac132fe87efc7286 Mon Sep 17 00:00:00 2001
From: steven-omaha <35634100+steven-omaha@users.noreply.github.com>
Date: Tue, 6 Jun 2023 16:14:28 +0200
Subject: [PATCH] docs(core): docstrings

---
 crates/pacdef_core/src/core.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/crates/pacdef_core/src/core.rs b/crates/pacdef_core/src/core.rs
index e40dc5a..be66264 100644
--- a/crates/pacdef_core/src/core.rs
+++ b/crates/pacdef_core/src/core.rs
@@ -233,6 +233,10 @@ impl Pacdef {
         Ok(result)
     }
 
+    /// Print the alphabetically sorted names of all groups to stdout.
+    ///
+    /// This methods cannot return an error. It returns a `Result` to be consistent
+    /// with other methods.
     #[allow(clippy::unnecessary_wraps)]
     fn show_groups(self) -> Result<()> {
         if self.groups.is_empty() {