Merge PR #3557: Removing pkg/errors when not necessary

server/export.go

@@ -3,7 +3,6 @@ package server
 import (
 	"fmt"
 
-	"github.com/pkg/errors"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 
@@ -58,7 +57,7 @@ func ExportCmd(ctx *Context, cdc *codec.Codec, appExporter AppExporter) *cobra.C
 			jailWhiteList := viper.GetStringSlice(flagJailWhitelist)
 			appState, validators, err := appExporter(ctx.Logger, db, traceWriter, height, forZeroHeight, jailWhiteList)
 			if err != nil {
-				return errors.Errorf("error exporting state: %v\n", err)
+				return fmt.Errorf("error exporting state: %v", err)
 			}
 
 			doc, err := tmtypes.GenesisDocFromFile(ctx.Config.GenesisFile())

server/start.go

@@ -1,7 +1,8 @@
 package server
 
 import (
-	"github.com/pkg/errors"
+	"fmt"
+
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 
@@ -76,7 +77,7 @@ func startStandAlone(ctx *Context, appCreator AppCreator) error {
 
 	svr, err := server.NewServer(addr, "socket", app)
 	if err != nil {
-		return errors.Errorf("error creating listener: %v\n", err)
+		return fmt.Errorf("error creating listener: %v", err)
 	}
 
 	svr.SetLogger(ctx.Logger.With("module", "abci-server"))

server/util.go

@@ -9,7 +9,8 @@ import (
 	"syscall"
 	"time"
 
-	"github.com/pkg/errors"
+	"errors"
+
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"