From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 21 Nov 2020 00:58:23 +0000 (+0000)
Subject: drop spurious ExactSizeIterator impl
X-Git-Tag: otter-0.2.0~447
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=e605b4e8c47600ca33376f23eba2271b0daf6ced;p=otter.git

drop spurious ExactSizeIterator impl

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/zcoord/zcoord.rs b/zcoord/zcoord.rs
index adda1987..424f76b7 100644
--- a/zcoord/zcoord.rs
+++ b/zcoord/zcoord.rs
@@ -387,9 +387,6 @@ impl<ASO:AddSubOffset> Iterator for IteratorCore<ASO> {
     Some(self.current.repack().unwrap())
   }
 }
-impl ExactSizeIterator for IteratorCore<AddSubRangeDelta> {
-  fn len(&self) -> usize { return usize::MAX }
-}
 
 pub trait BoxedIteratorTrait : Iterator<Item=ZCoord> + Debug { }
 pub type BoxedIterator = Box<dyn BoxedIteratorTrait>;