From ad9fc9f559e78a764aac20f669f23cdd020cd943 Mon Sep 17 00:00:00 2001
From: Mark Feit <mfeit@internet2.edu>
Date: Thu, 14 Mar 2019 15:07:35 -0400
Subject: Improve jv_is_integer()

---
 src/jv.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/jv.c b/src/jv.c
index 2427b009..2f87bab5 100644
--- a/src/jv.c
+++ b/src/jv.c
@@ -7,6 +7,7 @@
 #include <stdarg.h>
 #include <limits.h>
 #include <math.h>
+#include <float.h>
 
 #include "jv_alloc.h"
 #include "jv.h"
@@ -152,11 +153,11 @@ int jv_is_integer(jv j){
     return 0;
   }
   double x = jv_number_value(j);
-  if(x != x || x > INT_MAX || x < INT_MIN){
-    return 0;
-  }
 
-  return x == (int)x;
+  double ipart;
+  double fpart = modf(x, &ipart);
+
+  return fabs(fpart) < DBL_EPSILON;
 }
 
 /*
-- 
cgit v1.2.3