From c0c1028dcf57379db68a87d8d0a1780d9d901fe5 Mon Sep 17 00:00:00 2001
From: Asheem Mamoowala <asheem.mamoowala@mapbox.com>
Date: Wed, 10 May 2017 11:16:44 -0700
Subject: [core] Add toDouble Conversion method for correctly parsing Lat Lng
 coordinates

---
 platform/darwin/src/MGLConversion.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'platform/darwin/src/MGLConversion.h')

diff --git a/platform/darwin/src/MGLConversion.h b/platform/darwin/src/MGLConversion.h
index d51ebd775c..d6363b28eb 100644
--- a/platform/darwin/src/MGLConversion.h
+++ b/platform/darwin/src/MGLConversion.h
@@ -104,6 +104,14 @@ inline optional<float> toNumber(const id value) {
     }
 }
 
+inline optional<double> toDouble(const id value) {
+    if (_isNumber(value)) {
+        return ((NSNumber *)value).doubleValue;
+    } else {
+        return {};
+    }
+}
+
 inline optional<std::string> toString(const id value) {
     if (_isString(value)) {
         return std::string(static_cast<const char *>([value UTF8String]));
-- 
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