migrate to Go 1.13

.gitignore

@@ -1,12 +1 @@
-# Binaries for programs and plugins
-*.exe
-*.exe~
-*.dll
-*.so
-*.dylib
-
-# Test binary, build with `go test -c`
-*.test
-
-# Output of the go coverage tool, specifically when used with LiteIDE
-*.out
+./jwt

go.mod

@@ -1,5 +1,5 @@
 module github.com/NexoMichael/jwt
 
-require (
-	github.com/pkg/errors v0.8.0
-)
+require github.com/stretchr/testify v1.4.0
+
+go 1.13

go.sum

@@ -0,0 +1,11 @@
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
+github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

main.go

@@ -3,13 +3,12 @@ package main // import "github.com/NexoMichael/jwt"
 import (
 	"encoding/base64"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"os"
 	"strings"
 	"time"
-
-	"github.com/pkg/errors"
 )
 
 var helpMsg = `jwt - command line JWT token parser
@@ -96,11 +95,11 @@ func parseToken(tokenString string) (token, error) {
 	}
 
 	if err := parsePart(&t.header, parts[0]); err != nil {
-		return t, errors.Wrap(err, "failed to parse token header")
+		return t, fmt.Errorf("failed to parse token header: %v", err)
 	}
 
 	if err := parsePart(&t.body, parts[1]); err != nil {
-		return t, errors.Wrap(err, "failed to parse token body")
+		return t, fmt.Errorf("failed to parse token body: %v", err)
 	}
 
 	t.signature = parts[2]
@@ -119,11 +118,11 @@ func decodePart(part string) ([]byte, error) {
 func parsePart(dst interface{}, part string) (err error) {
 	var src []byte
 	if src, err = decodePart(part); err != nil {
-		return errors.Wrap(err, "failed to decode token part")
+		return fmt.Errorf("failed to decode token part: %v", err)
 	}
 
 	if err = json.Unmarshal(src, dst); err != nil {
-		return errors.Wrap(err, "failed to unmarshal token part")
+		return fmt.Errorf("failed to unmarshal token part: %v", err)
 	}
 	return nil
 }