From 8e3bd63db919a4cf72bb3d28028033d8654deb34 Mon Sep 17 00:00:00 2001
From: Tony <68118705+Legend-Master@users.noreply.github.com>
Date: Thu, 13 Nov 2025 15:24:10 +0800
Subject: [PATCH] perf(codegen): wrap generated context in a fn (#14457)

* perf(codegen): wrap generated context in a fn

* Add comment about the reasoning
---
 .changes/wrap-generate-context.md   |  5 +++++
 crates/tauri-codegen/src/context.rs | 25 +++++++++++++++----------
 2 files changed, 20 insertions(+), 10 deletions(-)
 create mode 100644 .changes/wrap-generate-context.md

diff --git a/.changes/wrap-generate-context.md b/.changes/wrap-generate-context.md
new file mode 100644
index 000000000..10f610a39
--- /dev/null
+++ b/.changes/wrap-generate-context.md
@@ -0,0 +1,5 @@
+---
+"tauri-codegen": "patch:perf"
+---
+
+Wrap the generated context code in a function to make rust analyzer faster
diff --git a/crates/tauri-codegen/src/context.rs b/crates/tauri-codegen/src/context.rs
index 87a05d702..b60d2b9fd 100644
--- a/crates/tauri-codegen/src/context.rs
+++ b/crates/tauri-codegen/src/context.rs
@@ -469,19 +469,24 @@ pub fn context_codegen(data: ContextData) -> EmbeddedAssetsResult<TokenStream> {
   });
 
   Ok(quote!({
-    let thread = ::std::thread::Builder::new()
-      .name(String::from("generated tauri context creation"))
-      .stack_size(8 * 1024 * 1024)
-      .spawn(|| #context)
-      .expect("unable to create thread with 8MiB stack");
+    // Wrapping in a function to make rust analyzer faster,
+    // see https://github.com/tauri-apps/tauri/pull/14457
+    fn inner<R: #root::Runtime>() -> #root::Context<R> {
+      let thread = ::std::thread::Builder::new()
+        .name(String::from("generated tauri context creation"))
+        .stack_size(8 * 1024 * 1024)
+        .spawn(|| #context)
+        .expect("unable to create thread with 8MiB stack");
 
-    match thread.join() {
-      Ok(context) => context,
-      Err(_) => {
-        eprintln!("the generated Tauri `Context` panicked during creation");
-        ::std::process::exit(101);
+      match thread.join() {
+        Ok(context) => context,
+        Err(_) => {
+          eprintln!("the generated Tauri `Context` panicked during creation");
+          ::std::process::exit(101);
+        }
       }
     }
+    inner()
   }))
 }