Fix Go 1.11 gofmt formatting errors

Change-Id: Ic1b898b2fe1b277f762995ad36dbcc02568a2b19

Author: skriptble

core/readpref/options.go

@@ -35,13 +35,13 @@ func WithMaxStaleness(ms time.Duration) Option {
 func WithTags(tags ...string) Option {
 	return func(rp *ReadPref) error {
 		length := len(tags)
-		if length < 2 || length % 2 != 0 {
+		if length < 2 || length%2 != 0 {
 			return ErrInvalidTagSet
 		}
 
 		tagset := make(tag.Set, 0, length/2)
 
-		for i := 1; i < length; i+=2 {
+		for i := 1; i < length; i += 2 {
 			tagset = append(tagset, tag.Tag{Name: tags[i-1], Value: tags[i]})
 		}
 

core/readpref/readpref_test.go

@@ -46,7 +46,7 @@ func TestPrimaryPreferred_with_options(t *testing.T) {
 	ms, set := subject.MaxStaleness()
 	require.True(set)
 	require.Equal(time.Duration(10), ms)
-	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"},tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
+	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"}, tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
 }
 
 func TestSecondaryPreferred(t *testing.T) {
@@ -70,7 +70,7 @@ func TestSecondaryPreferred_with_options(t *testing.T) {
 	ms, set := subject.MaxStaleness()
 	require.True(set)
 	require.Equal(time.Duration(10), ms)
-	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"},tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
+	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"}, tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
 }
 
 func TestSecondary(t *testing.T) {
@@ -94,7 +94,7 @@ func TestSecondary_with_options(t *testing.T) {
 	ms, set := subject.MaxStaleness()
 	require.True(set)
 	require.Equal(time.Duration(10), ms)
-	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"},tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
+	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"}, tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
 }
 
 func TestNearest(t *testing.T) {
@@ -118,5 +118,5 @@ func TestNearest_with_options(t *testing.T) {
 	ms, set := subject.MaxStaleness()
 	require.True(set)
 	require.Equal(time.Duration(10), ms)
-	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"},tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
+	require.Equal([]tag.Set{{tag.Tag{Name: "a", Value: "1"}, tag.Tag{Name: "b", Value: "2"}}}, subject.TagSets())
 }