From 9275b22a304ccdafc8a628bc5fe4fbd72d0c4dd5 Mon Sep 17 00:00:00 2001
From: "Brian J. Cardiff" <bcardiff@gmail.com>
Date: Tue, 20 Aug 2019 16:23:15 -0300
Subject: [PATCH] Add pool stats

---
 src/db/pool.cr | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/db/pool.cr b/src/db/pool.cr
index 575c512..87aea91 100644
--- a/src/db/pool.cr
+++ b/src/db/pool.cr
@@ -28,6 +28,15 @@ module DB
       @available.clear
     end
 
+    record Stats, open_connections : Int32
+
+    # Returns stats of the pool
+    def stats
+      Stats.new(
+        open_connections: @total.size
+      )
+    end
+
     def checkout : T
       resource = if @available.empty?
                    if can_increase_pool