From 31b5abfc96013309530025b751293c7de916dcf3 Mon Sep 17 00:00:00 2001
From: 魏曹先生 <1992414357@qq.com>
Date: Mon, 22 Jun 2026 20:47:00 +0800
Subject: Add help command with exit code 2 for exitcode example

---
 examples/example-exitcode/src/main.rs | 14 +++++++++++++-
 examples/test-examples.toml           |  5 +++++
 mingling/src/example_docs.rs          | 14 +++++++++++++-
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/examples/example-exitcode/src/main.rs b/examples/example-exitcode/src/main.rs
index 0e7a019..b0b7467 100644
--- a/examples/example-exitcode/src/main.rs
+++ b/examples/example-exitcode/src/main.rs
@@ -14,10 +14,16 @@
 //! No name provided (with exit code 1)
 //! ```
 
-use mingling::{prelude::*, res::ResExitCode, setup::ExitCodeSetup};
+use mingling::{
+    macros::help,
+    prelude::*,
+    res::ResExitCode,
+    setup::{BasicProgramSetup, ExitCodeSetup},
+};
 
 fn main() {
     let mut program = ThisProgram::new();
+    program.with_setup(BasicProgramSetup);
 
     // --------- IMPORTANT ---------
     // Register `ExitCodeSetup` for the program to enable exit codes
@@ -50,6 +56,12 @@ fn render_result_name(name: ResultName) {
     r_println!("Hello, {}", *name);
 }
 
+#[help]
+fn help_hello(_p: EntryHello, ec: &mut ResExitCode) {
+    r_println!("Usage: hello <NAME>");
+    ec.exit_code = 2;
+}
+
 // Define renderer, render error message                      _______________ Inject exit code resource
 //                                                           /
 /// Renders the error when no name is provided               |
diff --git a/examples/test-examples.toml b/examples/test-examples.toml
index 490361b..038221d 100644
--- a/examples/test-examples.toml
+++ b/examples/test-examples.toml
@@ -38,6 +38,11 @@ command = "hello"
 expect.exit-code = 1
 expect.result = "No name provided (with exit code 1)"
 
+[[test.example-exitcode]]
+command = "hello --help"
+expect.exit-code = 2
+expect.result = "Usage: hello <NAME>"
+
 [[test.example-error-handling]]
 command = "hello"
 expect.exit-code = 0
diff --git a/mingling/src/example_docs.rs b/mingling/src/example_docs.rs
index 5ea04b1..f77d9f6 100644
--- a/mingling/src/example_docs.rs
+++ b/mingling/src/example_docs.rs
@@ -1108,10 +1108,16 @@ pub mod example_error_handling {}
 ///
 /// Source code (./src/main.rs)
 /// ```ignore
-/// use mingling::{prelude::*, res::ResExitCode, setup::ExitCodeSetup};
+/// use mingling::{
+///     macros::help,
+///     prelude::*,
+///     res::ResExitCode,
+///     setup::{BasicProgramSetup, ExitCodeSetup},
+/// };
 ///
 /// fn main() {
 ///     let mut program = ThisProgram::new();
+///     program.with_setup(BasicProgramSetup);
 ///
 ///     // --------- IMPORTANT ---------
 ///     // Register `ExitCodeSetup` for the program to enable exit codes
@@ -1144,6 +1150,12 @@ pub mod example_error_handling {}
 ///     r_println!("Hello, {}", *name);
 /// }
 ///
+/// #[help]
+/// fn help_hello(_p: EntryHello, ec: &mut ResExitCode) {
+///     r_println!("Usage: hello <NAME>");
+///     ec.exit_code = 2;
+/// }
+///
 /// // Define renderer, render error message                      _______________ Inject exit code resource
 /// //                                                           /
 /// /// Renders the error when no name is provided               |
-- 
cgit