From 0a57d149b6f0adc00d68e624c520b8b4f8347091 Mon Sep 17 00:00:00 2001
From: Drew Galbraith <dgalbraith33@gmail.com>
Date: Thu, 11 Jan 2024 17:39:31 -0800
Subject: [PATCH] [Glacier] Add iterator to Array and ArrayView.

---
 lib/glacier/container/array.h      |  8 ++++++++
 lib/glacier/container/array_view.h | 19 +++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/lib/glacier/container/array.h b/lib/glacier/container/array.h
index 171550b..62f9f87 100644
--- a/lib/glacier/container/array.h
+++ b/lib/glacier/container/array.h
@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 
+#include "glacier/container/array_iter.h"
 #include "glacier/container/array_view.h"
 
 namespace glcr {
@@ -37,6 +38,13 @@ class Array {
   uint64_t size() const { return size_; }
   bool empty() const { return size_ == 0; }
 
+  typedef ArrayIterator<T> Iterator;
+
+  Iterator begin() { return {data_, size_}; }
+  const Iterator begin() const { return {data_, size_}; }
+  Iterator end() { return {nullptr, 0}; }
+  const Iterator end() const { return {nullptr, 0}; }
+
  private:
   T* data_;
   uint64_t size_;
diff --git a/lib/glacier/container/array_view.h b/lib/glacier/container/array_view.h
index 684d6ac..f4415e8 100644
--- a/lib/glacier/container/array_view.h
+++ b/lib/glacier/container/array_view.h
@@ -2,6 +2,8 @@
 
 #include <stdint.h>
 
+#include "glacier/container/array_iter.h"
+
 namespace glcr {
 
 template <typename T>
@@ -26,6 +28,23 @@ class ArrayView {
   uint64_t size() const { return size_; }
   bool empty() const { return size_; }
 
+  typedef ArrayIterator<T> Iterator;
+
+  Iterator begin() {
+    if (size_ == 0) {
+      return {nullptr, 0};
+    }
+    return {data_, size_};
+  }
+  const Iterator begin() const {
+    if (size_ == 0) {
+      return {nullptr, 0};
+    }
+    return {data_, size_};
+  }
+  Iterator end() { return {nullptr, 0}; }
+  const Iterator end() const { return {nullptr, 0}; }
+
  private:
   T* data_;
   uint64_t size_;