remove errors.WithStack (#91)

content_helper.go

@@ -23,7 +23,7 @@ func contentForHelper(name string, help HelperContext) {
 		}
 		body, err := help.BlockWith(ctx)
 		if err != nil {
-			return "", errors.WithStack(err)
+			return "", err
 		}
 		return template.HTML(body), nil
 	})
@@ -39,7 +39,7 @@ func contentOfHelper(name string, data map[string]interface{}, help HelperContex
 	fn, ok := help.Value("contentFor:" + name).(func(data map[string]interface{}) (template.HTML, error))
 	if !ok {
 		if !help.HasBlock() {
-			return template.HTML(""), errors.WithStack(errors.New("missing contentOf block: " + name))
+			return template.HTML(""), errors.New("missing contentOf block: " + name)
 		}
 
 		ctx := help.New()
@@ -48,7 +48,7 @@ func contentOfHelper(name string, data map[string]interface{}, help HelperContex
 		}
 		body, err := help.BlockWith(ctx)
 		if err != nil {
-			return template.HTML(""), errors.WithStack(err)
+			return template.HTML(""), err
 		}
 
 		return template.HTML(body), nil

helper_map.go

@@ -2,8 +2,6 @@ package plush
 
 import (
 	"sync"
-
-	"github.com/pkg/errors"
 )
 
 // HelperMap holds onto helpers and validates they are properly formed.
@@ -21,7 +19,7 @@ func NewHelperMap() (HelperMap, error) {
 
 	err := hm.AddMany(Helpers.Helpers())
 	if err != nil {
-		return hm, errors.WithStack(err)
+		return hm, err
 	}
 	return hm, nil
 }
@@ -43,7 +41,7 @@ func (h *HelperMap) AddMany(helpers map[string]interface{}) error {
 	for k, v := range helpers {
 		err := h.Add(k, v)
 		if err != nil {
-			return errors.WithStack(err)
+			return err
 		}
 	}
 	return nil

helpers.go

@@ -104,7 +104,7 @@ func (h HelperContext) BlockWith(ctx *Context) (string, error) {
 func toJSONHelper(v interface{}) (template.HTML, error) {
 	b, err := json.Marshal(v)
 	if err != nil {
-		return "", errors.WithStack(err)
+		return "", err
 	}
 	return template.HTML(b), nil
 }

iterators.go

@@ -38,7 +38,7 @@ func untilHelper(a int) Iterator {
 
 func groupByHelper(size int, underlying interface{}) (*groupBy, error) {
 	if size <= 0 {
-		return nil, errors.WithStack(errors.New("size must be greater than zero"))
+		return nil, errors.New("size must be greater than zero")
 	}
 	u := reflect.Indirect(reflect.ValueOf(underlying))
 
@@ -66,7 +66,7 @@ func groupByHelper(size int, underlying interface{}) (*groupBy, error) {
 			pos += groupSize
 		}
 	default:
-		return nil, errors.WithStack(errors.Errorf("can not use %T in groupBy", underlying))
+		return nil, errors.Errorf("can not use %T in groupBy", underlying)
 	}
 	g := &groupBy{
 		group: group,

plush.go

@@ -6,8 +6,6 @@ import (
 	"io"
 	"io/ioutil"
 	"sync"
-
-	"github.com/pkg/errors"
 )
 
 // DefaultTimeFormat is the default way of formatting a time.Time type.
@@ -54,7 +52,7 @@ func Parse(input string) (*Template, error) {
 	}
 
 	if err != nil {
-		return t, errors.WithStack(err)
+		return t, err
 	}
 
 	return t, nil
@@ -64,15 +62,15 @@ func Parse(input string) (*Template, error) {
 func Render(input string, ctx *Context) (string, error) {
 	t, err := Parse(input)
 	if err != nil {
-		return "", errors.WithStack(err)
+		return "", err
 	}
 	return t.Exec(ctx)
 }
 
 func RenderR(input io.Reader, ctx *Context) (string, error) {
 	b, err := ioutil.ReadAll(input)
 	if err != nil {
-		return "", errors.WithStack(err)
+		return "", err
 	}
 	return Render(string(b), ctx)
 }

plush/cmd/root.go

@@ -22,11 +22,11 @@ var RootCmd = &cobra.Command{
 		for _, a := range args {
 			b, err := ioutil.ReadFile(a)
 			if err != nil {
-				return errors.WithStack(err)
+				return err
 			}
 			err = plush.RunScript(string(b), plush.NewContext())
 			if err != nil {
-				return errors.WithStack(err)
+				return err
 			}
 
 		}

template.go

@@ -4,8 +4,6 @@ import (
 	"github.com/gobuffalo/plush/ast"
 
 	"github.com/gobuffalo/plush/parser"
-
-	"github.com/pkg/errors"
 )
 
 // Template represents an input and helpers to be used
@@ -24,7 +22,7 @@ func NewTemplate(input string) (*Template, error) {
 	}
 	err := t.Parse()
 	if err != nil {
-		return t, errors.WithStack(err)
+		return t, err
 	}
 	return t, nil
 }
@@ -38,7 +36,7 @@ func (t *Template) Parse() error {
 	}
 	program, err := parser.Parse(t.Input)
 	if err != nil {
-		return errors.WithStack(err)
+		return err
 	}
 	t.program = program
 	return nil

variables_test.go

@@ -6,7 +6,6 @@ import (
 	"testing"
 
 	"github.com/gobuffalo/tags"
-	"github.com/pkg/errors"
 	"github.com/stretchr/testify/require"
 )
 
@@ -46,7 +45,7 @@ func Test_Let_Inside_Helper(t *testing.T) {
 		"divwrapper": func(opts map[string]interface{}, helper HelperContext) (template.HTML, error) {
 			body, err := helper.Block()
 			if err != nil {
-				return template.HTML(""), errors.WithStack(err)
+				return template.HTML(""), err
 			}
 			t := tags.New("div", opts)
 			t.Append(body)