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.. | ||
README.md | ||
util_test.go | ||
util.go | ||
validation_test.go | ||
validation.go | ||
validators.go |
validation
validation is a form validation for a data validation and error collecting using Go.
Installation and tests
Install:
go get github.com/astaxie/beego/validation
Test:
go test github.com/astaxie/beego/validation
Example
Direct Use:
import (
"github.com/astaxie/beego/validation"
"log"
)
type User struct {
Name string
Age int
}
func main() {
u := User{"man", 40}
valid := validation.Validation{}
valid.Required(u.Name, "name")
valid.MaxSize(u.Name, 15, "nameMax")
valid.Range(u.Age, 0, 140, "age")
if valid.HasErrors {
// validation does not pass
// print invalid message
for _, err := range valid.Errors {
log.Println(err.Key, err.Message)
}
}
// or use like this
if v := valid.Max(u.Age, 140); !v.Ok {
log.Println(v.Error.Key, v.Error.Message)
}
}
Struct Tag Use:
import (
"github.com/astaxie/beego/validation"
)
// validation function follow with "valid" tag
// functions divide with ";"
// parameters in parentheses "()" and divide with ","
type user struct {
Id int
Name string `valid:"Required"`
Age int `valid:"Required;Range(1, 140)"`
}
func main() {
valid := Validation{}
u := user{Name: "test", Age: 40}
b, err := valid.Valid(u)
if err != nil {
// handle error
}
if !b {
// validation does not pass
// blabla...
}
}
Struct Tag Functions:
Required
Min(min int)
Max(max int)
Range(min, max int)
MinSize(min int)
MaxSize(max int)
Length(length int)
Alpha
Numeric
AlphaNumeric
Match(regexp string) // does not support yet
NoMatch(regexp string) // does not support yet
AlphaDash
Email
IP
Base64
LICENSE
BSD License http://creativecommons.org/licenses/BSD/