imp: add fish subcommand help support

clap-rs · Mar 17, 2017 · f8f68cf · f8f68cf
1 parent b08d7d1
commit f8f68cf
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Showing 2 changed files with 568 additions and 565 deletions.
diff --git a/src/completions/fish.rs b/src/completions/fish.rs
@@ -95,6 +95,9 @@ fn gen_fish_inner(root_command: &str, comp_gen: &FishGen, parent_cmds: &str, buf
         let mut template = basic_template.clone();
         template.push_str(" -f");
         template.push_str(format!(" -a \"{}\"", &subcommand.p.meta.name).as_str());
+        if let Some(data) = subcommand.p.meta.about {
+            template.push_str(format!(" -d \"{}\"", &data).as_str())
+        }
         buffer.push_str(template.as_str());
         buffer.push_str("\n");
     }