1 package singlefile
2
3 import (
4 "fmt"
5 "io"
6
7 "github.com/99designs/gqlgen/graphql"
8 )
9
10 func MarshalBytes(b []byte) graphql.Marshaler {
11 return graphql.WriterFunc(func(w io.Writer) {
12 _, _ = fmt.Fprintf(w, "%q", string(b))
13 })
14 }
15
16 func UnmarshalBytes(v interface{}) ([]byte, error) {
17 switch v := v.(type) {
18 case string:
19 return []byte(v), nil
20 case *string:
21 return []byte(*v), nil
22 case []byte:
23 return v, nil
24 default:
25 return nil, fmt.Errorf("%T is not []byte", v)
26 }
27 }
28
View as plain text