mirror of https://github.com/hay-kot/homebox.git
120 lines
2.4 KiB
Go
120 lines
2.4 KiB
Go
package validate
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import (
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"encoding/json"
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"errors"
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)
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type UnauthorizedError struct {
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}
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func (err *UnauthorizedError) Error() string {
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return "unauthorized"
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}
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func IsUnauthorizedError(err error) bool {
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var re *UnauthorizedError
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return errors.As(err, &re)
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}
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func NewUnauthorizedError() error {
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return &UnauthorizedError{}
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}
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type InvalidRouteKeyError struct {
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key string
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}
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func (err *InvalidRouteKeyError) Error() string {
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return "invalid route key: " + err.key
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}
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func NewRouteKeyError(key string) error {
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return &InvalidRouteKeyError{key}
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}
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func IsInvalidRouteKeyError(err error) bool {
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var re *InvalidRouteKeyError
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return errors.As(err, &re)
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}
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// ErrorResponse is the form used for API responses from failures in the API.
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type ErrorResponse struct {
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Error string `json:"error"`
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Fields string `json:"fields,omitempty"`
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}
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// RequestError is used to pass an error during the request through the
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// application with web specific context.
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type RequestError struct {
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Err error
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Status int
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Fields error
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}
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// NewRequestError wraps a provided error with an HTTP status code. This
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// function should be used when handlers encounter expected errors.
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func NewRequestError(err error, status int) error {
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return &RequestError{err, status, nil}
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}
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func (err *RequestError) Error() string {
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return err.Err.Error()
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}
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// IsRequestError checks if an error of type RequestError exists.
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func IsRequestError(err error) bool {
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var re *RequestError
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return errors.As(err, &re)
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}
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// FieldError is used to indicate an error with a specific request field.
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type FieldError struct {
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Field string `json:"field"`
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Error string `json:"error"`
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}
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// FieldErrors represents a collection of field errors.
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type FieldErrors []FieldError
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func (fe FieldErrors) Append(field, reason string) FieldErrors {
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return append(fe, FieldError{
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Field: field,
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Error: reason,
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})
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}
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func (fe FieldErrors) Nil() bool {
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return len(fe) == 0
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}
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// Error implments the error interface.
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func (fe FieldErrors) Error() string {
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d, err := json.Marshal(fe)
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if err != nil {
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return err.Error()
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}
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return string(d)
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}
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func NewFieldErrors(errs ...FieldError) FieldErrors {
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return errs
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}
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func IsFieldError(err error) bool {
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v := FieldErrors{}
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return errors.As(err, &v)
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}
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// Cause iterates through all the wrapped errors until the root
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// error value is reached.
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func Cause(err error) error {
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root := err
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for {
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if err = errors.Unwrap(root); err == nil {
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return root
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}
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root = err
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}
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}
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