A few small cleanups for `newtype_index`

Remove the `..` from the body, only a few invocations used it and it's
inconsistent with rust syntax.

Use `;` instead of `,` between consts. As the Rust syntax gods inteded.

1 files changed, 2 insertions, 3 deletions

diff --git a/compiler/rustc_span/src/def_id.rs b/compiler/rustc_span/src/def_id.rs
index 5d15757f1ab..221f65b66e6 100644
--- a/compiler/rustc_span/src/def_id.rs
+++ b/compiler/rustc_span/src/def_id.rs
@@ -12,8 +12,7 @@ use std::hash::{Hash, Hasher};
 rustc_index::newtype_index! {
     #[custom_encodable]
     #[debug_format = "crate{}"]
-    pub struct CrateNum {
-    }
+    pub struct CrateNum {}
 }
 
 /// Item definitions in the currently-compiled crate would have the `CrateNum`
@@ -199,7 +198,7 @@ rustc_index::newtype_index! {
     pub struct DefIndex {
         /// The crate root is always assigned index 0 by the AST Map code,
         /// thanks to `NodeCollector::new`.
-        const CRATE_DEF_INDEX = 0,
+        const CRATE_DEF_INDEX = 0;
     }
 }