clean

Author: burrbull

src/generate/peripheral.rs

@@ -78,13 +78,13 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
         /// no stolen instances are passed to such software.
     };
 
-    let per_to_tokens = |feature_attribute: &TokenStream,
+    let per_to_tokens = |out: &mut TokenStream,
+                         feature_attribute: &TokenStream,
                          description: &str,
                          p_ty: &Ident,
                          doc_alias: Option<TokenStream>,
-                         address: LitInt|
-     -> TokenStream {
-        let mut tokens = if config.raw_access {
+                         address: LitInt| {
+        out.extend(if config.raw_access {
             quote! {
                 #[doc = #description]
                 #doc_alias
@@ -149,16 +149,15 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
                     }
                 }
             }
-        };
-        tokens.extend(quote! {
+        });
+        out.extend(quote! {
             #feature_attribute
             impl core::fmt::Debug for #p_ty {
                 fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
                     f.debug_struct(#name_str).finish()
                 }
             }
         });
-        tokens
     };
 
     match &p {
@@ -178,13 +177,14 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
                     feature_attribute_n.extend(quote! { #[cfg(feature = #p_feature)] })
                 };
                 // Insert the peripherals structure
-                out.extend(per_to_tokens(
+                per_to_tokens(
+                    &mut out,
                     &feature_attribute_n,
                     description,
                     &p_ty,
                     doc_alias,
                     address,
-                ));
+                );
             }
 
             let feature_any_attribute = quote! {#[cfg(any(#(feature = #feature_names),*))]};
@@ -207,13 +207,14 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
                 feature_attribute.extend(quote! { #[cfg(feature = #p_feature)] })
             };
             // Insert the peripheral structure
-            out.extend(per_to_tokens(
+            per_to_tokens(
+                &mut out,
                 &feature_attribute,
                 &description,
                 &p_ty,
                 None,
                 address,
-            ));
+            );
 
             // Derived peripherals may not require re-implementation, and will instead
             // use a single definition of the non-derived version.