stash/vendor/github.com/99designs/gqlgen/graphql/bool.go
2019-02-09 16:56:50 -08:00

30 lines
463 B
Go

package graphql
import (
"fmt"
"io"
"strings"
)
func MarshalBoolean(b bool) Marshaler {
return WriterFunc(func(w io.Writer) {
if b {
w.Write(trueLit)
} else {
w.Write(falseLit)
}
})
}
func UnmarshalBoolean(v interface{}) (bool, error) {
switch v := v.(type) {
case string:
return strings.ToLower(v) == "true", nil
case int:
return v != 0, nil
case bool:
return v, nil
default:
return false, fmt.Errorf("%T is not a bool", v)
}
}