zcoord: Fix docs for some_range

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

diff --git a/base/zcoord.rs b/base/zcoord.rs
index 83f83a66d41f8f927ff2365d98d69686fb331778..2264174c435b96622f93394b52b570420745fb8e 100644 (file)
--- a/base/zcoord.rs
+++ b/base/zcoord.rs
@@ -473,7 +473,7 @@ impl Mutable {
     IteratorCore { current: self, aso, mr: MutateFirst }
   }
   #[throws(LogicError)]
-  /// Iterator producing a half-open range, `[a, b)`
+  /// Iterator producing an open range, `<a, b>`
   pub fn some_range(a: Option<&Mutable>, b: Option<&Mutable>,
                     count: RangeCount) -> BoxedIterator {
     fn mk<T:'static + Debug + Iterator<Item=ZCoord>>(x: T) -> BoxedIterator