A community based topic aggregation platform built on atproto
bretton.dev
1package errors
2
3import (
4 "errors"
5 "fmt"
6)
7
8var (
9 ErrNotFound = errors.New("resource not found")
10 ErrAlreadyExists = errors.New("resource already exists")
11 ErrInvalidInput = errors.New("invalid input")
12 ErrUnauthorized = errors.New("unauthorized")
13 ErrForbidden = errors.New("forbidden")
14 ErrInternal = errors.New("internal server error")
15 ErrDatabaseError = errors.New("database error")
16 ErrValidationFailed = errors.New("validation failed")
17)
18
19type ValidationError struct {
20 Field string
21 Message string
22}
23
24func (e ValidationError) Error() string {
25 return fmt.Sprintf("validation error on field '%s': %s", e.Field, e.Message)
26}
27
28type ConflictError struct {
29 Resource string
30 Field string
31 Value string
32}
33
34func (e ConflictError) Error() string {
35 return fmt.Sprintf("%s with %s '%s' already exists", e.Resource, e.Field, e.Value)
36}
37
38type NotFoundError struct {
39 ID interface{}
40 Resource string
41}
42
43func (e NotFoundError) Error() string {
44 return fmt.Sprintf("%s with ID '%v' not found", e.Resource, e.ID)
45}
46
47func NewValidationError(field, message string) error {
48 return ValidationError{
49 Field: field,
50 Message: message,
51 }
52}
53
54func NewConflictError(resource, field, value string) error {
55 return ConflictError{
56 Resource: resource,
57 Field: field,
58 Value: value,
59 }
60}
61
62func NewNotFoundError(resource string, id interface{}) error {
63 return NotFoundError{
64 Resource: resource,
65 ID: id,
66 }
67}