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73 lines
1.9 KiB
73 lines
1.9 KiB
package main
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import (
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"fmt"
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"gopkg.in/bluesuncorp/validator.v6"
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)
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// User contains user information
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type User struct {
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FirstName string `validate:"required"`
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LastName string `validate:"required"`
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Age uint8 `validate:"gte=0,lte=130"`
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Email string `validate:"required,email"`
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FavouriteColor string `validate:"hexcolor|rgb|rgba"`
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Addresses []*Address `validate:"required,dive,required"` // a person can have a home and cottage...
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}
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// Address houses a users address information
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type Address struct {
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Street string `validate:"required"`
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City string `validate:"required"`
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Planet string `validate:"required"`
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Phone string `validate:"required"`
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}
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var validate *validator.Validate
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func main() {
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config := validator.Config{
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TagName: "validate",
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ValidationFuncs: validator.BakedInValidators,
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}
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validate = validator.New(config)
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address := &Address{
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Street: "Eavesdown Docks",
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Planet: "Persphone",
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Phone: "none",
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}
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user := &User{
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FirstName: "Badger",
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LastName: "Smith",
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Age: 135,
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Email: "Badger.Smith@gmail.com",
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FavouriteColor: "#000",
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Addresses: []*Address{address},
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}
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// returns nil or ValidationErrors ( map[string]*FieldError )
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errs := validate.Struct(user)
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if errs != nil {
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fmt.Println(errs) // output: Key: "User.Age" Error:Field validation for "Age" failed on the "lte" tag
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// Key: "User.Addresses[0].City" Error:Field validation for "City" failed on the "required" tag
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err := errs["User.Addresses[0].City"]
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fmt.Println(err.Field) // output: City
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fmt.Println(err.Tag) // output: required
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fmt.Println(err.Kind) // output: string
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fmt.Println(err.Type) // output: string
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fmt.Println(err.Param) // output:
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fmt.Println(err.Value) // output:
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// from here you can create your own error messages in whatever language you wish
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return
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}
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// save user to database
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}
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