1 files changed, 35 insertions, 0 deletions
diff --git a/src/slice.hpp b/src/slice.hpp
new file mode 100644
index 00000000..2011e8c2
--- /dev/null
+++ b/src/slice.hpp
@@ -0,0 +1,35 @@
+#pragma once
+
+#include <stddef.h>
+
+template<typename T>
+class slice
+{
+    T* ptr;
+    size_t len;
+public:
+    slice(T* ptr, size_t len): ptr(ptr), len(len) {}
+
+    T* begin() { return ptr; }
+    T* end() { return ptr + len; }
+    const T* begin() const { return ptr; }
+    const T* end() const { return ptr + len; }
+};
+
+namespace std {
+    template<typename T>
+    ostream& operator<<(ostream& os, const slice<T>& x) {
+        os << "[";
+        bool first = true;
+        for(const auto& e : x)
+        {
+            if(!first)
+                os << ",";
+            first = false;
+            os << e;
+        }
+        os << "]";
+        return os;
+    }
+}
+