From 76c6ee81cbe73b8f0ae705abd8171e277114007c Mon Sep 17 00:00:00 2001
From: Ian Fiske <135570+ianfiske@users.noreply.github.com>
Date: Fri, 25 Sep 2020 09:59:10 -0400
Subject: [PATCH] Define `isnan` for AbstractTime

Fix https://github.com/JuliaLang/Statistics.jl/issues/53
---
 stdlib/Dates/src/types.jl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/stdlib/Dates/src/types.jl b/stdlib/Dates/src/types.jl
index 4c338d5b765d7..3cbf2e4ca6e66 100644
--- a/stdlib/Dates/src/types.jl
+++ b/stdlib/Dates/src/types.jl
@@ -454,3 +454,5 @@ end
 
 Base.OrderStyle(::Type{<:AbstractTime}) = Base.Ordered()
 Base.ArithmeticStyle(::Type{<:AbstractTime}) = Base.ArithmeticWraps()
+
+Base.isnan(::AbstractTime) = false