From 89495ae3bea9a6c09bfb2c05d00aefa9e9fd877b Mon Sep 17 00:00:00 2001
From: soruh <mail@soruh.de>
Date: Mon, 14 Aug 2023 17:04:05 +0200
Subject: [PATCH] add last method to queue

---
 src/datastructures/queue.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/datastructures/queue.rs b/src/datastructures/queue.rs
index a59a158..09711f4 100644
--- a/src/datastructures/queue.rs
+++ b/src/datastructures/queue.rs
@@ -256,6 +256,7 @@ impl<T: FromBytes + FromZeroes + AsBytes + Unaligned + Clone + Copy> FilePointer
         Some(())
     }
 
+    // 0 ist the next item to be returned
     pub fn get(self, reader: &impl ReaderTrait, index: u64) -> Option<T> {
         let mut res = None;
         self.get_range_inner(reader, index..index + 1, |element| {
@@ -264,6 +265,10 @@ impl<T: FromBytes + FromZeroes + AsBytes + Unaligned + Clone + Copy> FilePointer
         res
     }
 
+    pub fn last(self, reader: &impl ReaderTrait, index: u64) -> Option<T> {
+        self.get(reader, self.length(reader) - 1)
+    }
+
     pub fn length(self, reader: &impl ReaderTrait) -> u64 {
         reader.read(field_ptr!(self, Queue<T>, length)).get()
     }