validate

Documentation

Overview

Package validate contains the support for validating models.

Index

• Variables
• func Cause(err error) error
• func Check(val interface{}) error
• func CheckID(id string) error
• func GenerateID() string
• func NewRequestError(err error, status int) error
• type ErrorResponse
• type FieldError
• type FieldErrors
  • func (fe FieldErrors) Error() string
• type RequestError
  • func (err *RequestError) Error() string

Variables

var ErrInvalidID = errors.New("ID is not in its proper form")

ErrInvalidID occurs when an ID is not in a valid form.

Functions

func Cause

func Cause(err error) error

Cause iterates through all the wrapped errors until the root error value is reached.

func Check

func Check(val interface{}) error

Check validates the provided model against it's declared tags.

func CheckID

func CheckID(id string) error

CheckID validates that the format of an id is valid.

func GenerateID

func GenerateID() string

GenerateID generate a unique id for entities.

func NewRequestError

func NewRequestError(err error, status int) error

NewRequestError warps a provided error with an HTTP status code. This function should be used when handlers encounter expected errors.

Types

type ErrorResponse

type ErrorResponse struct {
	Error  string `json:"error"`
	Fields string `json:"fields,omitempty"`
}

ErrorResponse is the form used for API responses from failures in the API.

type FieldError

type FieldError struct {
	Field string `json:"field"`
	Error string `json:"error"`
}

FieldError is used to indicate an error with a specific request field.

type FieldErrors

type FieldErrors []FieldError

FieldErrors represent a collection of field errors.

func (FieldErrors) Error

func (fe FieldErrors) Error() string

Error implements the error interface.

type RequestError

type RequestError struct {
	Err    error
	Status int
	Fields error
}

RequestError is used to pass an error during the request through the application with web specific context.

func (*RequestError) Error

func (err *RequestError) Error() string

Error implements the error interface. It uses the default message of the wrapped error. This is what will be shown in the services' logs.