From c5bc338ae33d38198e404b8a11edd0d6408cbd3f Mon Sep 17 00:00:00 2001
From: Michael Carlberg <c@rlberg.se>
Date: Sat, 26 Nov 2016 13:09:29 +0100
Subject: [PATCH] feat(math_util): Templated min/max

---
 include/utils/math.hpp          | 16 ++++++++++++++++
 tests/unit_tests/utils/math.cpp | 12 ++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/include/utils/math.hpp b/include/utils/math.hpp
index 4d6dbed4..d65767cd 100644
--- a/include/utils/math.hpp
+++ b/include/utils/math.hpp
@@ -7,6 +7,22 @@
 POLYBAR_NS
 
 namespace math_util {
+  /**
+   * Get the min value
+   */
+  template <typename ValueType>
+  ValueType min(ValueType one, ValueType two) {
+     return one < two ? one : two;
+  }
+
+  /**
+   * Get the max value
+   */
+  template <typename ValueType>
+  ValueType max(ValueType one, ValueType two) {
+     return one > two ? one : two;
+  }
+
   /**
    * Limit value T by min and max bounds
    */
diff --git a/tests/unit_tests/utils/math.cpp b/tests/unit_tests/utils/math.cpp
index c7f12ba3..605a362c 100644
--- a/tests/unit_tests/utils/math.cpp
+++ b/tests/unit_tests/utils/math.cpp
@@ -3,6 +3,18 @@
 int main() {
   using namespace polybar;
 
+  "min"_test = [] {
+    expect(math_util::min<int>(2, 5) == 2);
+    expect(math_util::min<int>(-8, -50) == -50);
+    expect(math_util::min<uint8_t>(0, -5) == 0);
+  };
+
+  "min"_test = [] {
+    expect(math_util::max<int>(2, 5) == 5);
+    expect(math_util::max<int>(-8, -50) == -8);
+    expect(math_util::max<uint8_t>(0, (1 << 8) - 5));
+  };
+
   "cap"_test = [] {
     expect(math_util::cap<int>(8, 0, 10) == 8);
     expect(math_util::cap<int>(-8, 0, 10) == 0);