Merge #368

368: Mod over const r=korken89 a=AfoHT

Related [RFC](https://github.com/rtic-rs/rfcs/pull/34)

Dependent on [rtic-syntax-PR30](https://github.com/rtic-rs/rtic-syntax/pull/30)

~~Currently using my own dev-branch~~

Co-authored-by: Henrik Tjäder <henrik@tjaders.com>

1 files changed, 19 insertions, 5 deletions

diff --git a/macros/src/codegen/resources.rs b/macros/src/codegen/resources.rs
index 4196ee7a..38ea5245 100644
--- a/macros/src/codegen/resources.rs
+++ b/macros/src/codegen/resources.rs
@@ -10,13 +10,16 @@ pub fn codegen(
     analysis: &Analysis,
     extra: &Extra,
 ) -> (
-    // const_app -- the `static [mut]` variables behind the proxies
+    // mod_app -- the `static [mut]` variables behind the proxies
     Vec<TokenStream2>,
     // mod_resources -- the `resources` module
     TokenStream2,
+    // mod_resources_imports -- the `resources` module imports
+    Vec<TokenStream2>,
 ) {
-    let mut const_app = vec![];
+    let mut mod_app = vec![];
     let mut mod_resources = vec![];
+    let mut mod_resources_imports = vec![];
 
     for (name, res, expr, _) in app.resources(analysis) {
         let cfgs = &res.cfgs;
@@ -39,7 +42,7 @@ pub fn codegen(
             };
 
             let attrs = &res.attrs;
-            const_app.push(quote!(
+            mod_app.push(quote!(
                 #[allow(non_upper_case_globals)]
                 #(#attrs)*
                 #(#cfgs)*
@@ -82,7 +85,13 @@ pub fn codegen(
                 )
             };
 
-            const_app.push(util::impl_mutex(
+            mod_resources_imports.push(quote!(
+                #[allow(non_camel_case_types)]
+                #(#cfgs)*
+                use super::resources::#name;
+            ));
+
+            mod_app.push(util::impl_mutex(
                 extra,
                 cfgs,
                 true,
@@ -97,6 +106,11 @@ pub fn codegen(
     let mod_resources = if mod_resources.is_empty() {
         quote!()
     } else {
+        // Also import the resource module
+        mod_resources_imports.push(quote!(
+            use super::resources;
+        ));
+
         quote!(mod resources {
             use rtic::export::Priority;
 
@@ -104,5 +118,5 @@ pub fn codegen(
         })
     };
 
-    (const_app, mod_resources)
+    (mod_app, mod_resources, mod_resources_imports)
 }