restore rise_and_set (#16)

lib/lunar.js

@@ -252,16 +252,24 @@ function transit(ms, lat, lon) {
   return julian.from(_transit(julian.to(ms), lat * RAD, lon * RAD));
 }
 
-/* In the next 24 hours */
+// In the next 24 hours
 function rise(ms, lat, lon) {
   return julian.from(_rise_and_set(julian.to(ms), lat * RAD, lon * RAD).moonrise);
 }
 
-/* In the next 24 hours */
+// In the next 24 hours
 function set(ms, lat, lon) {
   return julian.from(_rise_and_set(julian.to(ms), lat * RAD, lon * RAD).moonset);
 }
 
+// Sometimes, you just want everything.
+function rise_and_set(ms, lat, lon) {
+  const x = _rise_and_set(julian.to(ms), lat * RAD, lon * RAD);
+  x.moonrise = julian.from(x.moonrise);
+  x.moonset = julian.from(x.moonset);
+  return x;
+}
+
 
 exports.latitude = latitude;
 exports.longitude = longitude;
@@ -273,3 +281,4 @@ exports.elevation = elevation;
 exports.transit = transit;
 exports.rise = rise;
 exports.set = set;
+exports.rise_and_set = rise_and_set;