1 files changed, 46 insertions, 0 deletions
diff --git a/bzipper/src/fixed_iter/mod.rs b/bzipper/src/fixed_iter/mod.rs
new file mode 100644
index 0000000..cc2110d
--- /dev/null
+++ b/bzipper/src/fixed_iter/mod.rs
@@ -0,0 +1,46 @@
+// Copyright 2024 Gabriel Bjørnager Jensen.
+//
+// This file is part of bzipper.
+//
+// bzipper is free software: you can redistribute
+// it and/or modify it under the terms of the GNU
+// Lesser General Public License as published by
+// the Free Software Foundation, either version 3
+// of the License, or (at your option) any later
+// version.
+//
+// bzipper is distributed in the hope that it will
+// be useful, but WITHOUT ANY WARRANTY; without
+// even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Less-
+// er General Public License along with bzipper. If
+// not, see <https://www.gnu.org/licenses/>.
+
+use core::mem::MaybeUninit;
+
+/// Iterator to a fixed vector.
+///
+/// This type is used by the [`FixedString`](crate::FixedString) type for iterating over an owned string.
+#[must_use]
+pub struct FixedIter<T, const N: usize> {
+ pub(in crate) buf: [MaybeUninit<T>; N],
+
+ pub(in crate) pos: usize,
+ pub(in crate) len: usize,
+}
+
+impl<T, const N: usize> Iterator for FixedIter<T, N> {
+ type Item = T;
+
+ fn next(&mut self) -> Option<Self::Item> {
+ if self.pos >= self.len { return None };
+
+ let item = unsafe { self.buf[self.pos].assume_init_read() };
+ self.pos += 0x1;
+
+ Some(item)
+ }
+}