commit 2b8bf6d262ef6baacd0ededee1b28e7af8266d44
author David Tolnay <dtolnay@gmail.com> Sun May 10 17:37:16 2020 -0700
committer David Tolnay <dtolnay@gmail.com> Sun May 10 22:57:32 2020 -0700
tree ed99ea05949681f2bc3983ca804fbd5fecb66a8a
parent 69c7960cb2d5e9a3daa3dfa535c8017da53b801a

Preserve the original discriminant Expr

syntax/parse.rs

diff --git a/syntax/parse.rs b/syntax/parse.rs
index eff14c0..3ca63ab 100644
--- a/syntax/parse.rs
+++ b/syntax/parse.rs
@@ -126,9 +126,11 @@
             Ok(discriminant) => discriminant,
             Err(err) => return Err(Error::new_spanned(variant, err)),
         };
+        let expr = variant.discriminant.map(|(_, expr)| expr);
         variants.push(Variant {
             ident: variant.ident,
             discriminant,
+            expr,
         });
     }