Fixing proj creation issue (covered by tests)

proj4js · Jul 25, 2014 · 932ca62 · 932ca62
1 parent ab4535c
commit 932ca62
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/lib/deriveConstants.js b/lib/deriveConstants.js
@@ -49,6 +49,8 @@ module.exports = function(json) {
     json.axis = "enu";
   }
 
-  json.datum = datum(json);
+  if (!json.datum) {
+    json.datum = datum(json);
+  }
   return json;
-};
+};