Add travis trailing whitespace check (#116)

* Add travis trailing whitespace check

* Remove trailing white space

5 files changed, 14 insertions, 14 deletions

diff --git a/Firebase/Database/Core/FPersistentConnection.m b/Firebase/Database/Core/FPersistentConnection.m
index dc5877f..826b995 100644
--- a/Firebase/Database/Core/FPersistentConnection.m
+++ b/Firebase/Database/Core/FPersistentConnection.m
@@ -282,7 +282,7 @@ typedef enum {
     if (firstConnection) {
         [self sendConnectStats];
     }
-    
+
     [self restoreAuth];
     firstConnection = NO;
     self.lastSessionID = sessionID;
@@ -564,7 +564,7 @@ static void reachabilityCallback(SCNetworkReachabilityRef ref, SCNetworkReachabi
     FOutstandingPut* put = self.outstandingPuts[index];
     assert(put != nil);
     fbt_void_nsstring_nsstring onComplete = put.onCompleteBlock;
-    
+
     // Do not async this block; copying the block insinde sendAction: doesn't happen in time (or something) so coredumps
     put.sent = YES;
     [self sendAction:put.action
@@ -611,23 +611,23 @@ static void reachabilityCallback(SCNetworkReachabilityRef ref, SCNetworkReachabi
 }
 
 - (void) putInternal:(id)data forAction:(NSString *)action forPath:(NSString *)pathString withHash:(NSString *)hash withCallback:(fbt_void_nsstring_nsstring)onComplete {
-    
+
     NSMutableDictionary *request = [NSMutableDictionary dictionaryWithObjectsAndKeys:
                                     pathString, kFWPRequestPath,
                                     data, kFWPRequestData, nil];
     if(hash) {
         [request setObject:hash forKey:kFWPRequestHash];
     }
-    
+
     FOutstandingPut *put = [[FOutstandingPut alloc] init];
     put.action = action;
     put.request = request;
     put.onCompleteBlock = onComplete;
     put.sent = NO;
-    
+
     NSNumber* index = [self.putCounter getAndIncrement];
     self.outstandingPuts[index] = put;
-    
+
     if ([self canSendWrites]) {
         FFLog(@"I-RDB034024", @"Was connected, and added as index: %@", index);
         [self sendPut:index];
@@ -725,7 +725,7 @@ static void reachabilityCallback(SCNetworkReachabilityRef ref, SCNetworkReachabi
                          nil];
 
     [self.realtime sendRequest:msg sensitive:sensitive];
-    
+
     if (onMessage) {
         // Debug message without a callback; bump the rn, but don't hold onto the cb
         [self.requestCBHash setObject:[onMessage copy] forKey:rn];
diff --git a/Firebase/Database/Core/FRepo.h b/Firebase/Database/Core/FRepo.h
index 69ec6bf..ab0b074 100644
--- a/Firebase/Database/Core/FRepo.h
+++ b/Firebase/Database/Core/FRepo.h
@@ -42,7 +42,7 @@
 - (void) addEventRegistration:(id<FEventRegistration>)eventRegistration forQuery:(FQuerySpec *)query;
 - (void) removeEventRegistration:(id<FEventRegistration>)eventRegistration forQuery:(FQuerySpec *)query;
 - (void) keepQuery:(FQuerySpec *)query synced:(BOOL)synced;
-    
+
 - (NSString*)name;
 - (NSTimeInterval)serverTime;
 
diff --git a/Firebase/Database/Core/FRepo.m b/Firebase/Database/Core/FRepo.m
index 17e7480..bb176c0 100644
--- a/Firebase/Database/Core/FRepo.m
+++ b/Firebase/Database/Core/FRepo.m
@@ -457,7 +457,7 @@
 
     // For testing.
     self.dataUpdateCount++;
-    
+
     FPath* path = [[FPath alloc] initWith:pathString];
     data = self.interceptServerDataCallback ? self.interceptServerDataCallback(pathString, data) : data;
     NSArray *events = nil;
@@ -543,7 +543,7 @@
 - (void) didEnterBackground {
     if (!self.config.persistenceEnabled)
         return;
-    
+
     // Targetted compilation is ONLY for testing. UIKit is weak-linked in actual release build.
     #if TARGET_OS_IOS
     // The idea is to wait until any outstanding sets get written to disk.  Since the sets might still be in our
diff --git a/Firebase/Database/Core/Utilities/FPath.m b/Firebase/Database/Core/Utilities/FPath.m
index 485b903..5215596 100644
--- a/Firebase/Database/Core/Utilities/FPath.m
+++ b/Firebase/Database/Core/Utilities/FPath.m
@@ -175,11 +175,11 @@
     for (NSInteger i = self.pieceNum; i < self.pieces.count; i++) {
         [newPieces addObject:[self.pieces objectAtIndex:i]];
     }
-    
+
     for (NSInteger i = childPathObj.pieceNum; i < childPathObj.pieces.count; i++) {
         [newPieces addObject:[childPathObj.pieces objectAtIndex:i]];
     }
-    
+
     return [[FPath alloc] initWithPieces:newPieces andPieceNum:0];
 }
 
diff --git a/Firebase/Database/Core/Utilities/FTree.m b/Firebase/Database/Core/Utilities/FTree.m
index 8576ffb..8e7a334 100644
--- a/Firebase/Database/Core/Utilities/FTree.m
+++ b/Firebase/Database/Core/Utilities/FTree.m
@@ -107,11 +107,11 @@
     if(incSelf && !childFirst) {
         action(self);
     }
-    
+
     [self forEachChild:^(FTree* child) {
         [child forEachDescendant:action includeSelf:YES childrenFirst:childFirst];
     }];
-    
+
     if(incSelf && childFirst) {
         action(self);
     }