auth/internal/domain/error.go

package domain

import (
	"fmt"

	"golang.org/x/xerrors"
)

// Error describes the data of a typical error.
//nolint: tagliatelle
type Error struct {
	Code        string        `json:"error"`
	Description string        `json:"error_description,omitempty"`
	URI         string        `json:"error_uri,omitempty"`
	Frame       xerrors.Frame `json:"-"`
}

func (e Error) Error() string {
	return fmt.Sprint(e)
}

func (e Error) Format(s fmt.State, r rune) {
	xerrors.FormatError(e, s, r)
}

func (e Error) FormatError(p xerrors.Printer) error {
	p.Print(e.Description)

	if e.URI != "" {
		p.Print(" (", e.URI, ")")
	}

	if !p.Detail() {
		return e
	}

	e.Frame.Format(p)

	return nil
}