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uint32Flag.go
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/
uint32Flag.go
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// Copyright 2016 The LUCI Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"flag"
"strconv"
)
type uint32Flag uint32
func (f *uint32Flag) Set(s string) error {
v, err := strconv.ParseUint(s, 10, 32)
if err != nil {
return err
}
*f = uint32Flag((uint32)(v))
return nil
}
func (f *uint32Flag) String() string {
return strconv.FormatUint(uint64(*f), 10)
}
var _ flag.Value = (*uint32Flag)(nil)