fixed exception when refreshing individual Ad Units and bidder respon…

…ds slowly (prebid#989)
MbidIO · Mar 6, 2017 · d4651ec · d4651ec
1 parent 3670132
commit d4651ec
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/bidmanager.js b/src/bidmanager.js
@@ -46,7 +46,7 @@ function bidsBackAdUnit(adUnitCode) {
     .map(request => request.bids
       .filter(adUnitsFilter.bind(this, $$PREBID_GLOBAL$$._adUnitCodes))
       .filter(bid => bid.placementCode === adUnitCode))
-    .reduce(flatten)
+    .reduce(flatten, [])
     .map(bid => {
       return bid.bidder === 'indexExchange' ?
           bid.sizes.length :
@@ -64,7 +64,7 @@ function add(a, b) {
 function bidsBackAll() {
   const requested = $$PREBID_GLOBAL$$._bidsRequested
     .map(request => request.bids)
-    .reduce(flatten)
+    .reduce(flatten, [])
     .filter(adUnitsFilter.bind(this, $$PREBID_GLOBAL$$._adUnitCodes))
     .map(bid => {
       return bid.bidder === 'indexExchange' ?