make LineNumbers bounds non-ugly

1 files changed, 13 insertions, 9 deletions

diff --git a/src/makefile/input.rs b/src/makefile/input.rs
index 42187f4..2b85376 100644
--- a/src/makefile/input.rs
+++ b/src/makefile/input.rs
@@ -87,21 +87,25 @@ fn inference_match<'a>(
     }
 }
 
-struct LineNumbers<T, E: StdError + Send + Sync + 'static, Inner: Iterator<Item = Result<T, E>>>(
-    Inner,
-    usize,
-);
-
-impl<T, E: StdError + Send + Sync + 'static, Inner: Iterator<Item = Result<T, E>>>
-    LineNumbers<T, E, Inner>
+struct LineNumbers<T, E, Inner>(Inner, usize)
+where
+    E: StdError + Send + Sync + 'static,
+    Inner: Iterator<Item = Result<T, E>>;
+
+impl<T, E, Inner> LineNumbers<T, E, Inner>
+where
+    E: StdError + Send + Sync + 'static,
+    Inner: Iterator<Item = Result<T, E>>,
 {
     fn new(inner: Inner) -> Self {
         Self(inner, 0)
     }
 }
 
-impl<T, E: StdError + Send + Sync + 'static, Inner: Iterator<Item = Result<T, E>>> Iterator
-    for LineNumbers<T, E, Inner>
+impl<T, E, Inner> Iterator for LineNumbers<T, E, Inner>
+where
+    E: StdError + Send + Sync + 'static,
+    Inner: Iterator<Item = Result<T, E>>,
 {
     type Item = (usize, Result<T>);