when empty data returns, loader never finishes and never get killed

Author: eusorov

core/tools/candleLoader.js

@@ -78,7 +78,7 @@ const handleCandles = (err, data) => {
     util.die('Encountered an error..')
   }
 
-  if(_.size(data) && _.last(data).start >= toUnix)
+  if(_.size(data) && _.last(data).start >= toUnix || iterator.from.unix() >= toUnix)
     DONE = true;
 
   batcher.write(data);
@@ -97,4 +97,4 @@ const handleCandles = (err, data) => {
 
 const handleBatchedCandles = candle => {
   result.push(candle);
-}
+}