refactor(command): Improve subcommand

gortavoher · gortavoher · commit 81d661e140e1 · 2025-11-26T17:58:06.000Z
- use FlatSet for unique and ordered headings
- filter subcommands for non-null help headings
diff --git a/clap_builder/src/builder/command.rs b/clap_builder/src/builder/command.rs
@@ -4428,6 +4428,7 @@ impl Command {
         }
     }
 
+    #[allow(dead_code)] // overcome clippy minimal report that it is unused.
     pub(crate) fn get_subcommand_custom_help_headings(&self) -> FlatSet<&str> {
         self.get_subcommands()
             .filter_map(|sc| sc.get_help_heading())

Original file line number	Diff line number	Diff line change
`@@ -4428,6 +4428,7 @@ impl Command {`
`4428`	`4428`	`}`
`4429`	`4429`	`}`
`4430`	`4430`
	`4431`	`+ #[allow(dead_code)] // overcome clippy minimal report that it is unused.`
`4431`	`4432`	`pub(crate) fn get_subcommand_custom_help_headings(&self) -> FlatSet<&str> {`
`4432`	`4433`	`self.get_subcommands()`
`4433`	`4434`	`.filter_map(\|sc\| sc.get_help_heading())`