errors.go

// Package sirv provides a Go SDK for the Sirv REST API.
package sirv

import "fmt"

// APIError represents an error returned by the Sirv API.
type APIError struct {
	StatusCode int    `json:"statusCode"`
	ErrorCode  string `json:"error,omitempty"`
	Message    string `json:"message"`
}

// Error implements the error interface.
func (e *APIError) Error() string {
	if e.ErrorCode != "" {
		return fmt.Sprintf("sirv: %s (status %d, code %s)", e.Message, e.StatusCode, e.ErrorCode)
	}
	return fmt.Sprintf("sirv: %s (status %d)", e.Message, e.StatusCode)
}

// NewAPIError creates a new API error.
func NewAPIError(statusCode int, message string, errorCode string) *APIError {
	return &APIError{
		StatusCode: statusCode,
		Message:    message,
		ErrorCode:  errorCode,
	}
}

// IsAPIError checks if an error is an APIError.
func IsAPIError(err error) bool {
	_, ok := err.(*APIError)
	return ok
}

// GetAPIError returns the APIError if err is one, otherwise nil.
func GetAPIError(err error) *APIError {
	if apiErr, ok := err.(*APIError); ok {
		return apiErr
	}
	return nil
}