From 79ce75d862000d6d26f0d7507f9803acb5795d98 Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Thu, 1 Aug 2019 15:35:45 +0200
Subject: [PATCH] AK: Add Vector::empend().

This is a complement to append() that works by constructing the new
element in-place via placement new and forwarded constructor arguments.

The STL calls this emplace_back() which looks ugly, so I'm inventing
a nice word for it instead. :^)
---
 AK/Vector.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/AK/Vector.h b/AK/Vector.h
index c5c857aa63e..13592d017f9 100644
--- a/AK/Vector.h
+++ b/AK/Vector.h
@@ -326,6 +326,14 @@ public:
         unchecked_append(T(value));
     }
 
+    template<class... Args>
+    void empend(Args&&... args)
+    {
+        grow_capacity(m_size + 1);
+        new (slot(m_size)) T(forward<Args>(args)...);
+        ++m_size;
+    }
+
     void append(T&& value)
     {
         grow_capacity(size() + 1);