upda/server/errors.go
Varakh 1fc3818d3c
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feature(api,release): prepare for next major release and switch to requiring content-type set to JSON for all incoming requests and expose more CORS environment variables
- Switched to enforce JSON as Content-Type for all incoming requests
- Switched to properly respond with JSON on page not found or method not allowed
- Renamed CORS_ALLOW_ORIGIN to CORS_ALLOW_ORIGINS
- Added CORS_ALLOW_CREDENTIALS which defaults to true
- Added CORS_EXPOSE_HEADERS which defaults to *
- Overhauled package visibility for server module
2024-06-10 20:03:25 +02:00

52 lines
2.1 KiB
Go

package server
import (
"errors"
"fmt"
)
var (
errorValidationNotEmpty = newServiceError(illegalArgument, errors.New("assert: empty values are not allowed"))
errorValidationNotBlank = newServiceError(illegalArgument, errors.New("assert: blank values are not allowed"))
errorValidationPageGreaterZero = newServiceError(illegalArgument, errors.New("assert: page has to be greater 0"))
errorValidationPageSizeGreaterZero = newServiceError(illegalArgument, errors.New("assert: pageSize has to be greater 0"))
errorValidationLimitGreaterZero = newServiceError(illegalArgument, errors.New("assert: limit has to be greater 0"))
errorValidationSizeGreaterZero = newServiceError(illegalArgument, errors.New("assert: size has to be greater 0"))
errorValidationMaxRetriesGreaterZero = newServiceError(illegalArgument, errors.New("assert: max retries has to be greater 0"))
errorResourceNotFound = newServiceError(notFound, errors.New("resource not found"))
errorResourceAccessDenied = newServiceError(forbidden, errors.New("resource access denied"))
errorDatabaseRowsExpected = newServiceDatabaseError(errors.New("action failed, expected affected rows, but got none"))
)
type errorCode string
const (
illegalArgument errorCode = "IllegalArgument"
unauthorized errorCode = "Unauthorized"
forbidden errorCode = "Forbidden"
notFound errorCode = "NotFound"
methodNotAllowed errorCode = "MethodNotAllowed"
conflict errorCode = "Conflict"
general errorCode = "General"
)
// newServiceError returns an error that formats as the given text and aligns with builtin error
func newServiceError(status errorCode, err error) error {
return &serviceError{status, fmt.Errorf("service error (%v): %w", status, err)}
}
// newServiceDatabaseError returns an error that formats as the given text and aligns with builtin error
func newServiceDatabaseError(error error) error {
return newServiceError(general, fmt.Errorf("database error: %w", error))
}
type serviceError struct {
Status errorCode
Cause error
}
func (e *serviceError) Error() string {
return fmt.Sprintf("%v", e.Cause)
}