46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
// Copyright 2020 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package config
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import (
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"encoding/json"
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"github.com/docker/go-units"
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)
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// ByteSize is an alias of int64 which accepts human-friendly strings like
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// '10G' when read from TOML.
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type ByteSize int64
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// UnmarshalText implements encoding.TextUnmarshaler
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func (size *ByteSize) UnmarshalText(b []byte) error {
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res, err := units.RAMInBytes(string(b))
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if err != nil {
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return err
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}
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*size = ByteSize(res)
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return nil
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}
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// UnmarshalJSON implements json.Unmarshaler (for testing)
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func (size *ByteSize) UnmarshalJSON(b []byte) error {
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var res int64
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if err := json.Unmarshal(b, &res); err != nil {
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return err
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}
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*size = ByteSize(res)
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return nil
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}
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