From 122770d201242909cf847bad1868194a897b5b07 Mon Sep 17 00:00:00 2001
From: Jason Williams <jase.williams@gmail.com>
Date: Sun, 14 Oct 2018 18:35:02 +0100
Subject: [PATCH] fixing prelude for NAN

---
 src/lib/js/value.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/lib/js/value.rs b/src/lib/js/value.rs
index 5461230e9a..997e4af126 100644
--- a/src/lib/js/value.rs
+++ b/src/lib/js/value.rs
@@ -5,6 +5,7 @@ use serde_json::map::Map;
 use serde_json::Number as JSONNumber;
 use serde_json::Value as JSONValue;
 use std::collections::HashMap;
+use std::f64::NAN;
 use std::fmt::{Display, Formatter, Result as FmtResult};
 use std::iter::FromIterator;
 use std::ops::Deref;
@@ -123,10 +124,10 @@ impl Value {
     /// Converts the value into a 64-bit floating point number
     pub fn to_num(&self) -> f64 {
         match *self.ptr {
-            ValueData::Object(_) | ValueData::Undefined | ValueData::Function(_) => std::f64::NAN,
+            ValueData::Object(_) | ValueData::Undefined | ValueData::Function(_) => NAN,
             ValueData::String(ref str) => match FromStr::from_str(str) {
                 Ok(num) => num,
-                Err(_) => std::f64::NAN,
+                Err(_) => NAN,
             },
             ValueData::Number(num) => num,
             ValueData::Boolean(true) => 1.0,