From b8ccbf380a1253a20303c35a5f3343c4d52e31f5 Mon Sep 17 00:00:00 2001
From: 魏曹先生 <1992414357@qq.com>
Date: Tue, 4 Aug 2026 13:28:34 +0800
Subject: feat(gen_program): add get_metadata method stub

---
 mingling/src/example_docs.rs | 6 ++++++
 mingling/src/gen_program.rs  | 5 +++++
 2 files changed, 11 insertions(+)

(limited to 'mingling/src')

diff --git a/mingling/src/example_docs.rs b/mingling/src/example_docs.rs
index e3b9db6..e61551b 100644
--- a/mingling/src/example_docs.rs
+++ b/mingling/src/example_docs.rs
@@ -2064,6 +2064,7 @@ pub mod example_lazy_resources {}
 ///     pub desc: String,
 /// }
 ///
+/// // --------- IMPORTANT ---------
 /// /// Attach a `Description` to `EntryGreet`.
 /// ///
 /// /// - `BindType` = `EntryGreet` (the enum variant / entry type)
@@ -2074,6 +2075,7 @@ pub mod example_lazy_resources {}
 ///         desc: "ok".to_string(),
 ///     }
 /// }
+/// // --------- IMPORTANT ---------
 ///
 /// pack!(ResultName = String);
 /// pack!(DescResult = String);
@@ -2094,10 +2096,12 @@ pub mod example_lazy_resources {}
 /// #[chain]
 /// fn handle_desc(_args: EntryDescription) -> Next {
 ///     use mingling::ProgramCollect;
+///     // --------- IMPORTANT ---------
 ///     let msg = match ThisProgram::get_metadata::<Description>(ThisProgram::EntryGreet) {
 ///         Some(d) => format!("EntryGreet desc = {}", d.desc),
 ///         None => "EntryGreet has no description".to_string(),
 ///     };
+///     // --------- IMPORTANT ---------
 ///     DescResult::new(msg).to_render()
 /// }
 ///
@@ -2105,10 +2109,12 @@ pub mod example_lazy_resources {}
 /// #[chain]
 /// fn handle_nodoc(_args: EntryNoDescription) -> Next {
 ///     use mingling::ProgramCollect;
+///     // --------- IMPORTANT ---------
 ///     let msg = match ThisProgram::get_metadata::<Description>(ThisProgram::EntryDescription) {
 ///         Some(d) => format!("EntryDescription desc = {}", d.desc),
 ///         None => "EntryDescription has no description".to_string(),
 ///     };
+///     // --------- IMPORTANT ---------
 ///     DescResult::new(msg).to_render()
 /// }
 ///
diff --git a/mingling/src/gen_program.rs b/mingling/src/gen_program.rs
index a3b7e29..ef32074 100644
--- a/mingling/src/gen_program.rs
+++ b/mingling/src/gen_program.rs
@@ -212,6 +212,11 @@ impl ProgramCollect for ThisProgram {
         todo!()
     }
 
+    fn get_metadata<T: 'static>(member_id: Self::Enum) -> Option<T> {
+        let _ = member_id;
+        todo!()
+    }
+
     #[cfg(feature = "async")]
     fn do_chain(
         _any: mingling_core::AnyOutput<Self::Enum>,
-- 
cgit