From c1d74196da4b2d9b50d1047dd521a29b81c78e7c Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Fri, 6 Mar 2020 12:38:18 +0100
Subject: [PATCH] Add a few helper functions for std::vector.

---
 include/lol/base/private/{map.h => containers.h} | 14 +++++++++++++-
 include/lol/base/utils.h                         |  2 +-
 2 files changed, 14 insertions(+), 2 deletions(-)
 rename include/lol/base/private/{map.h => containers.h} (78%)

diff --git a/include/lol/base/private/map.h b/include/lol/base/private/containers.h
similarity index 78%
rename from include/lol/base/private/map.h
rename to include/lol/base/private/containers.h
index 8a7171b9..adf6bfa7 100644
--- a/include/lol/base/private/map.h
+++ b/include/lol/base/private/containers.h
@@ -16,7 +16,7 @@
 //
 // The map utilities
 // —————————————————
-// Contains some utilities to work with std::map objects.
+// Contains some utilities to work with std::map and std::vector objects.
 //
 
 #include <vector>
@@ -51,5 +51,17 @@ static inline std::vector<typename T::key_type> keys(T const &m)
     return ret;
 }
 
+template <typename T>
+static inline auto remove_at(std::vector<T> &v, size_t i)
+{
+    return v.erase(v.begin() + i);
+}
+
+template <typename T>
+static inline auto remove_item(std::vector<T> &v, T const &x)
+{
+    return v.erase(std::remove(v.begin(), v.end(), x), v.end());
+}
+
 } /* namespace lol */
 
diff --git a/include/lol/base/utils.h b/include/lol/base/utils.h
index 20e35f6e..96c10aa2 100644
--- a/include/lol/base/utils.h
+++ b/include/lol/base/utils.h
@@ -13,5 +13,5 @@
 #pragma once
 
 #include "private/string.h"
-#include "private/map.h"
+#include "private/containers.h"