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Ketan: Struct Validator for Go

A simple validator for struct.

usage

Import the package then call the function, ie. validate(myStruct). See the example at ./test/main.go

func return

The validation return map[string]ValidationError where each key of the map represents a struct field name containing error.

type validationError

Struct with the following fields:

1. Error error // the error message
2. Code string // code of the rule given to the field
3. ExptdValue string // expected value for the field
4. GivenValue interface{} // given value for the field

Documentation

Overview

Go Struct Validator

Go Struct Validator Default Validator

Index

• func RegisterValidator(tag string, validatorF validator)
• func UnregisterValidator(tag string)
• func Validate(input interface{}, nameSpaces ...string) map[string]ValidationError
• type ValidationError

Functions

func RegisterValidator

func RegisterValidator(tag string, validatorF validator)

simply add or remove tag validator

func UnregisterValidator

func UnregisterValidator(tag string)

func Validate

func Validate(input interface{}, nameSpaces ...string) map[string]ValidationError

main func, validation of each elem

Types

type ValidationError

type ValidationError struct {
	Error      error
	Code       string
	ExptdValue string
	GivenValue interface{}
}

error format, exported for casting purpose