fix(napi-derive-backend): generate the same code if source was not changed

crates/backend/src/codegen/struct.rs

@@ -83,9 +83,12 @@ impl NapiStruct {
       quote! {}
     };
 
-    let getters_setters = self.gen_default_getters_setters();
+    let mut getters_setters = self.gen_default_getters_setters();
+    getters_setters.sort_by(|a, b| a.0.cmp(&b.0));
     let register = self.gen_register();
 
+    let getters_setters_token = getters_setters.into_iter().map(|(_, token)| token);
+
     quote! {
       #[allow(clippy::all)]
       #[allow(non_snake_case)]
@@ -94,7 +97,7 @@ impl NapiStruct {
         use super::*;
 
         #ctor
-        #(#getters_setters)*
+        #(#getters_setters_token)*
         #register
       }
     }
@@ -281,7 +284,7 @@ impl NapiStruct {
     }
   }
 
-  fn gen_default_getters_setters(&self) -> Vec<TokenStream> {
+  fn gen_default_getters_setters(&self) -> Vec<(String, TokenStream)> {
     let mut getters_setters = vec![];
     let struct_name = &self.name;
 
@@ -297,7 +300,9 @@ impl NapiStruct {
       let setter_name = Ident::new(&format!("set_{}", field_name), Span::call_site());
 
       if field.getter {
-        getters_setters.push(quote! {
+        getters_setters.push((
+          field.js_name.clone(),
+          quote! {
             extern "C" fn #getter_name(
               env: sys::napi_env,
               cb: sys::napi_callback_info
@@ -313,11 +318,14 @@ impl NapiStruct {
                   std::ptr::null_mut::<sys::napi_value__>()
                 })
             }
-        });
+          },
+        ));
       }
 
       if field.setter {
-        getters_setters.push(quote! {
+        getters_setters.push((
+          field.js_name.clone(),
+          quote! {
             extern "C" fn #setter_name(
               env: sys::napi_env,
               cb: sys::napi_callback_info
@@ -338,7 +346,8 @@ impl NapiStruct {
                   std::ptr::null_mut::<sys::napi_value__>()
                 })
             }
-        });
+          },
+        ));
       }
     }
 
@@ -445,7 +454,9 @@ impl NapiImpl {
       appendix.to_tokens(prop);
     }
 
-    let props: Vec<_> = props.values().collect();
+    let mut props: Vec<_> = props.into_iter().collect();
+    props.sort_by_key(|(_, prop)| prop.to_string());
+    let props = props.into_iter().map(|(_, prop)| prop);
 
     Ok(quote! {
       #[allow(non_snake_case)]

crates/build/src/lib.rs

@@ -2,6 +2,8 @@ mod macos;
 mod windows;
 
 pub fn setup() {
+  println!("cargo:rerun-if-changed=TYPE_DEF_TMP_PATH");
+  println!("cargo:rerun-if-changed=DEBUG_GENERATED_CODE");
   match std::env::var("CARGO_CFG_TARGET_OS").as_deref() {
     Ok("macos") => macos::setup(),
     Ok("windows") => windows::setup(),