Merging upstream version 1.76.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 68 insertions, 0 deletions

diff --git a/vendor/itertools-0.11.0/src/take_while_inclusive.rs b/vendor/itertools-0.11.0/src/take_while_inclusive.rs
new file mode 100644
index 000000000..e2a7479e0
--- /dev/null
+++ b/vendor/itertools-0.11.0/src/take_while_inclusive.rs
@@ -0,0 +1,68 @@
+use core::iter::FusedIterator;
+use std::fmt;
+
+/// An iterator adaptor that consumes elements while the given predicate is
+/// `true`, including the element for which the predicate first returned
+/// `false`.
+///
+/// See [`.take_while_inclusive()`](crate::Itertools::take_while_inclusive)
+/// for more information.
+#[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
+pub struct TakeWhileInclusive<'a, I: 'a, F> {
+    iter: &'a mut I,
+    predicate: F,
+    done: bool,
+}
+
+impl<'a, I, F> TakeWhileInclusive<'a, I, F>
+where
+    I: Iterator,
+    F: FnMut(&I::Item) -> bool,
+{
+    /// Create a new [`TakeWhileInclusive`] from an iterator and a predicate.
+    pub fn new(iter: &'a mut I, predicate: F) -> Self {
+        Self { iter, predicate, done: false}
+    }
+}
+
+impl<'a, I, F> fmt::Debug for TakeWhileInclusive<'a, I, F>
+    where I: Iterator + fmt::Debug,
+{
+    debug_fmt_fields!(TakeWhileInclusive, iter);
+}
+
+impl<'a, I, F> Iterator for TakeWhileInclusive<'a, I, F>
+where
+    I: Iterator,
+    F: FnMut(&I::Item) -> bool
+{
+    type Item = I::Item;
+
+    fn next(&mut self) -> Option<Self::Item> {
+        if self.done {
+            None
+        } else {
+            self.iter.next().map(|item| {
+                if !(self.predicate)(&item) {
+                    self.done = true;
+                }
+                item
+            })
+        }
+    }
+
+    fn size_hint(&self) -> (usize, Option<usize>) {
+        if self.done {
+            (0, Some(0))
+        } else {
+            (0, self.iter.size_hint().1)
+        }
+    }
+}
+
+impl<I, F> FusedIterator for TakeWhileInclusive<'_, I, F>
+where
+    I: Iterator,
+    F: FnMut(&I::Item) -> bool
+{
+}
\ No newline at end of file