fix: support for errcheck linter (#219)

* fix: support for errcheck linter

* fix: support for errcheck linter in legacy template

builder/tmpl.go

@@ -11,7 +11,7 @@ import "github.com/gobuffalo/packr"
 func init() {
 	{{- range $box := .Boxes }}
 	{{- range .Files }}
-	packr.PackJSONBytes("{{$box.Name}}", "{{.Name}}", "{{.Contents}}")
+	_ = packr.PackJSONBytes("{{$box.Name}}", "{{.Name}}", "{{.Contents}}")
 	{{- end }}
 	{{- end }}
 }

v2/jam/store/legacy.go

@@ -17,13 +17,13 @@ var _ Store = &Legacy{}
 
 type Legacy struct {
 	*Disk
-	boxes	map[string][]legacyBox
+	boxes map[string][]legacyBox
 }
 
 func NewLegacy() *Legacy {
 	return &Legacy{
-		Disk:	NewDisk("", ""),
-		boxes:	map[string][]legacyBox{},
+		Disk:  NewDisk("", ""),
+		boxes: map[string][]legacyBox{},
 	}
 }
 
@@ -50,8 +50,8 @@ func (l *Legacy) Pack(box *parser.Box) error {
 
 	lbs := l.boxes[box.PackageDir]
 	lbs = append(lbs, legacyBox{
-		Box:	box,
-		Files:	fcs,
+		Box:   box,
+		Files: fcs,
 	})
 	l.boxes[box.PackageDir] = lbs
 	return nil
@@ -78,8 +78,8 @@ func (l *Legacy) Close() error {
 		bx := b[0].Box
 		pkg := bx.Package
 		opts := map[string]interface{}{
-			"Package":	pkg,
-			"Boxes":	b,
+			"Package": pkg,
+			"Boxes":   b,
 		}
 		p := filepath.Join(bx.PackageDir, "a_"+bx.Package+"-packr.go.tmpl")
 		tmpl, err := template.New(p).Parse(legacyTmpl)
@@ -102,13 +102,13 @@ func (l *Legacy) Close() error {
 }
 
 type legacyBox struct {
-	Box	*parser.Box
-	Files	[]legacyFile
+	Box   *parser.Box
+	Files []legacyFile
 }
 
 type legacyFile struct {
-	Name		string
-	Contents	string
+	Name     string
+	Contents string
 }
 
 var legacyTmpl = `// Code generated by github.com/gobuffalo/packr. DO NOT EDIT.
@@ -122,7 +122,7 @@ import "github.com/gobuffalo/packr"
 func init() {
 	{{- range $box := .Boxes }}
 	{{- range $box.Files }}
-	packr.PackJSONBytes("{{$box.Box.Name}}", "{{.Name}}", "{{.Contents}}")
+	_ = packr.PackJSONBytes("{{$box.Box.Name}}", "{{.Name}}", "{{.Contents}}")
 	{{- end }}
 	{{- end }}
 }