Merge pull request #1 from Microsoft/master

pull

1 files changed, 31 insertions, 0 deletions

diff --git a/toolsrc/include/vcpkg_Chrono.h b/toolsrc/include/vcpkg_Chrono.h
new file mode 100644
index 000000000..a9d1bbbed
--- /dev/null
+++ b/toolsrc/include/vcpkg_Chrono.h
@@ -0,0 +1,31 @@
+#pragma once
+
+#include <chrono>
+#include <string>
+
+namespace vcpkg
+{
+    class ElapsedTime
+    {
+    public:
+        static ElapsedTime createStarted();
+
+        constexpr ElapsedTime() : m_startTick() {}
+
+        template <class TimeUnit>
+        TimeUnit elapsed() const
+        {
+            return std::chrono::duration_cast<TimeUnit>(std::chrono::high_resolution_clock::now() - this->m_startTick);
+        }
+
+        double microseconds() const
+        {
+            return elapsed<std::chrono::duration<double, std::micro>>().count();
+        }
+
+        std::string toString() const;
+
+    private:
+        std::chrono::high_resolution_clock::time_point m_startTick;
+    };
+}