Fix typos

blockmanager_test.go

@@ -229,7 +229,7 @@ func generateResponses(msgs []wire.Message,
 
 		// The start height must be set to a checkpoint height+1.
 		if q.StartHeight%wire.CFCheckptInterval != 1 {
-			return nil, fmt.Errorf("unexpexted start height %v",
+			return nil, fmt.Errorf("unexpected start height %v",
 				q.StartHeight)
 		}
 

query.go

@@ -562,7 +562,7 @@ func (q *cfiltersQuery) handleResponse(req, resp wire.Message,
 }
 
 // prepareCFiltersQuery creates a cfiltersQuery that can be used to fetch a
-// CFilter fo the given block hash.
+// CFilter for the given block hash.
 func (s *ChainService) prepareCFiltersQuery(blockHash chainhash.Hash,
 	filterType wire.FilterType, batchType optimisticBatchType,
 	maxBatchSize int64) (*cfiltersQuery, error) {

query/workmanager_test.go

@@ -207,7 +207,7 @@ func TestWorkManagerWorkDispatcherFailures(t *testing.T) {
 		scheduledJobs[i] = make(chan sched)
 	}
 
-	// Fot each worker, spin up a goroutine that will forward the job it
+	// For each worker, spin up a goroutine that will forward the job it
 	// got to our slice of scheduled jobs, such that we can handle them in
 	// order.
 	for i := 0; i < len(workers); i++ {