gf/util/gvalid/internal/builtin/builtin_max.go
2022-09-26 22:11:13 +08:00

44 lines
1015 B
Go

// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package builtin
import (
"errors"
"strconv"
"github.com/gogf/gf/v2/text/gstr"
)
// RuleMax implements `max` rule:
// Equal or lesser than :max. It supports both integer and float.
//
// Format: max:max
type RuleMax struct{}
func init() {
Register(RuleMax{})
}
func (r RuleMax) Name() string {
return "max"
}
func (r RuleMax) Message() string {
return "The {field} value `{value}` must be equal or lesser than {max}"
}
func (r RuleMax) Run(in RunInput) error {
var (
max, err1 = strconv.ParseFloat(in.RulePattern, 10)
valueN, err2 = strconv.ParseFloat(in.Value.String(), 10)
)
if valueN > max || err1 != nil || err2 != nil {
return errors.New(gstr.Replace(in.Message, "{max}", strconv.FormatFloat(max, 'f', -1, 64)))
}
return nil
}