From 8ef59d98c7085a41b3083e8c6baf1796e5c8998e Mon Sep 17 00:00:00 2001
From: Ilya Grigoriev <ilyagr@users.noreply.github.com>
Date: Thu, 13 Jun 2024 14:41:35 -0700
Subject: [PATCH] Do not show hidden arguments

Fixes https://github.com/ConnorGray/clap-markdown/issues/18
---
 docs/examples/complex_app.rs | 3 +++
 src/lib.rs                   | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/docs/examples/complex_app.rs b/docs/examples/complex_app.rs
index ca7e437..3f144f0 100644
--- a/docs/examples/complex_app.rs
+++ b/docs/examples/complex_app.rs
@@ -20,6 +20,9 @@ pub struct Cli {
     #[arg(short, long, action = clap::ArgAction::Count)]
     debug: u8,
 
+    #[arg(short, long, hide = true)]
+    secret_arg: bool,
+
     #[command(subcommand)]
     command: Option<Commands>,
 }
diff --git a/src/lib.rs b/src/lib.rs
index 2e966d1..7e149ba 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -377,6 +377,10 @@ fn build_command_markdown(
 }
 
 fn write_arg_markdown(buffer: &mut String, arg: &clap::Arg) -> fmt::Result {
+    // Don't print docs for hidden args
+    if arg.is_hide_set() {
+        return Ok(());
+    }
     // Markdown list item
     write!(buffer, "* ")?;