format source tree using goimports

pruning/keep_grid.go

@@ -2,12 +2,14 @@ package pruning
 
 import (
 	"fmt"
-	"github.com/pkg/errors"
-	"github.com/zrepl/zrepl/config"
-	"github.com/zrepl/zrepl/pruning/retentiongrid"
 	"regexp"
 	"sort"
 	"time"
+
+	"github.com/pkg/errors"
+
+	"github.com/zrepl/zrepl/config"
+	"github.com/zrepl/zrepl/pruning/retentiongrid"
 )
 
 // KeepGrid fits snapshots that match a given regex into a retentiongrid.Grid,
@@ -15,7 +17,7 @@ import (
 // and deletes all snapshots that do not fit the grid specification.
 type KeepGrid struct {
 	retentionGrid *retentiongrid.Grid
-	re *regexp.Regexp
+	re            *regexp.Regexp
 }
 
 func NewKeepGrid(in *config.PruneGrid) (p *KeepGrid, err error) {

pruning/keep_helpers_test.go

@@ -1,8 +1,9 @@
 package pruning
 
 import (
-	"github.com/stretchr/testify/assert"
 	"testing"
+
+	"github.com/stretchr/testify/assert"
 )
 
 func TestShallowCopySnapList(t *testing.T) {

pruning/keep_last_n.go

@@ -1,8 +1,9 @@
 package pruning
 
 import (
-	"github.com/pkg/errors"
 	"sort"
+
+	"github.com/pkg/errors"
 )
 
 type KeepLastN struct {

pruning/keep_last_n_test.go

@@ -1,9 +1,10 @@
 package pruning
 
 import (
-	"github.com/stretchr/testify/assert"
 	"testing"
 	"time"
+
+	"github.com/stretchr/testify/assert"
 )
 
 func TestKeepLastN(t *testing.T) {

pruning/keep_regex.go

@@ -5,7 +5,7 @@ import (
 )
 
 type KeepRegex struct {
-	expr *regexp.Regexp
+	expr   *regexp.Regexp
 	negate bool
 }
 

pruning/pruning.go

@@ -2,9 +2,11 @@ package pruning
 
 import (
 	"fmt"
-	"github.com/pkg/errors"
-	"github.com/zrepl/zrepl/config"
 	"time"
+
+	"github.com/pkg/errors"
+
+	"github.com/zrepl/zrepl/config"
 )
 
 type KeepRule interface {

pruning/retentiongrid/retentiongrid_test.go

@@ -2,11 +2,12 @@ package retentiongrid
 
 import (
 	"fmt"
-	"github.com/stretchr/testify/assert"
 	"strconv"
 	"strings"
 	"testing"
 	"time"
+
+	"github.com/stretchr/testify/assert"
 )
 
 type retentionIntervalStub struct {