commit b7ccc4f0a4bdde9fe53c256216f55bfd43cd879f
author David Tolnay <dtolnay@gmail.com> Thu Aug 02 00:41:32 2018 -0700
committer David Tolnay <dtolnay@gmail.com> Thu Aug 02 00:41:32 2018 -0700
tree 94deb0bd452379076f2c7393243856970ebafb00
parent 280202f228be57b80483e2c31e9ce123c4f6751a

Simplify reparse step in parsing AstEnumOfStructs

codegen/src/main.rs

diff --git a/codegen/src/main.rs b/codegen/src/main.rs
index 2536540..4a7ec38 100644
--- a/codegen/src/main.rs
+++ b/codegen/src/main.rs
@@ -319,8 +319,6 @@
             variants: braces!(many0!(eos_variant)) >>
             option!(syn!(Ident)) >> // do_not_generate_to_tokens
             ({
-                // XXX: This is really gross - we shouldn't have to convert the
-                // tokens to strings to re-parse them.
                 let enum_item = {
                     let variants = variants.1.iter().map(|v| {
                         let name = v.name.clone();
@@ -329,9 +327,11 @@
                             None => quote!(#name),
                         }
                     });
-                    syn::parse_str(&quote! {
-                        pub enum #id { #(#variants),* }
-                    }.to_string())?
+                    parse_quote! {
+                        pub enum #id {
+                            #(#variants),*
+                        }
+                    }
                 };
                 let mut items = vec![AstItem {
                     ast: enum_item,