fix some spelling errors

key_test.go

@@ -6,8 +6,8 @@ import (
 	"strings"
 	"testing"
 
-	. "gopkg.in/check.v1"
 	. "github.com/ipfs/go-datastore"
+	. "gopkg.in/check.v1"
 )
 
 // Hook up gocheck into the "go test" runner.

query/query.go

@@ -71,7 +71,7 @@ type Query struct {
 	//                         // is not set, Size should always be set.
 }
 
-// String returns a string represenation of the Query for debugging/validation
+// String returns a string representation of the Query for debugging/validation
 // purposes. Do not use it for SQL queries.
 func (q Query) String() string {
 	s := "SELECT keys"
@@ -157,7 +157,7 @@ type Result struct {
 type Results interface {
 	Query() Query             // the query these Results correspond to
 	Next() <-chan Result      // returns a channel to wait for the next result
-	NextSync() (Result, bool) // blocks and waits to return the next result, second paramter returns false when results are exhausted
+	NextSync() (Result, bool) // blocks and waits to return the next result, second parameter returns false when results are exhausted
 	Rest() ([]Entry, error)   // waits till processing finishes, returns all entries at once.
 	Close() error             // client may call Close to signal early exit
 

test/test_util.go

@@ -36,7 +36,7 @@ func RunBatchTest(t *testing.T, ds dstore.Batching) {
 		}
 	}
 
-	// Ensure they are not in the datastore before comitting
+	// Ensure they are not in the datastore before committing
 	for _, k := range keys {
 		_, err := ds.Get(k)
 		if err == nil {