From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/rust/fixedbitset/src/range.rs | 39 +++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 third_party/rust/fixedbitset/src/range.rs

(limited to 'third_party/rust/fixedbitset/src/range.rs')

diff --git a/third_party/rust/fixedbitset/src/range.rs b/third_party/rust/fixedbitset/src/range.rs
new file mode 100644
index 0000000000..aaa48961b5
--- /dev/null
+++ b/third_party/rust/fixedbitset/src/range.rs
@@ -0,0 +1,39 @@
+use std::ops::{
+    RangeFull,
+    RangeFrom,
+    RangeTo,
+    Range,
+};
+
+// Taken from https://github.com/bluss/odds/blob/master/src/range.rs.
+
+/// **IndexRange** is implemented by Rust's built-in range types, produced
+/// by range syntax like `..`, `a..`, `..b` or `c..d`.
+pub trait IndexRange<T=usize> {
+    #[inline]
+    /// Start index (inclusive)
+    fn start(&self) -> Option<T> { None }
+    #[inline]
+    /// End index (exclusive)
+    fn end(&self) -> Option<T> { None }
+}
+
+
+impl<T> IndexRange<T> for RangeFull {}
+
+impl<T: Copy> IndexRange<T> for RangeFrom<T> {
+    #[inline]
+    fn start(&self) -> Option<T> { Some(self.start) }
+}
+
+impl<T: Copy> IndexRange<T> for RangeTo<T> {
+    #[inline]
+    fn end(&self) -> Option<T> { Some(self.end) }
+}
+
+impl<T: Copy> IndexRange<T> for Range<T> {
+    #[inline]
+    fn start(&self) -> Option<T> { Some(self.start) }
+    #[inline]
+    fn end(&self) -> Option<T> { Some(self.end) }
+}
-- 
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