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|
package common
import (
"fmt"
)
type NotFoundError struct {
message string
}
type ExpectedStateError struct {
message string
}
type NotCompletedError struct {
message string
}
func (e *ExpectedStateError) Error() string {
return e.message
}
func (e *NotFoundError) Error() string {
return e.message
}
func (e *NotCompletedError) Error() string {
return e.message
}
func NewNotFoundError(product, id string) error {
return &NotFoundError{fmt.Sprintf("the %s %s is not found", product, id)}
}
func NewExpectedStateError(product, id string) error {
return &ExpectedStateError{fmt.Sprintf("the %s %s not be expected state", product, id)}
}
func NewNotCompletedError(product string) error {
return &NotCompletedError{fmt.Sprintf("%s is not completed", product)}
}
func IsNotFoundError(err error) bool {
if _, ok := err.(*NotFoundError); ok {
return true
}
return false
}
func IsExpectedStateError(err error) bool {
if _, ok := err.(*ExpectedStateError); ok {
return true
}
return false
}
func IsNotCompleteError(err error) bool {
if _, ok := err.(*NotCompletedError); ok {
return true
}
return false
}
|
