mirror of
https://github.com/dolthub/dolt.git
synced 2026-03-18 09:40:59 -05:00
59 lines
1.2 KiB
Go
59 lines
1.2 KiB
Go
// Copyright 2021 Dolthub, 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 iohelp
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import (
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"fmt"
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"io"
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"os"
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)
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func CopyFile(src, dest string) (size int64, err error) {
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stat, err := os.Stat(src)
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if err != nil {
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return 0, err
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}
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if !stat.Mode().IsRegular() {
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return 0, fmt.Errorf("%s is not a regular file", src)
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}
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srcf, err := os.Open(src)
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if err != nil {
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return 0, err
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}
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defer func() {
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closeErr := srcf.Close()
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if err == nil {
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err = closeErr
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}
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}()
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destf, err := os.Create(dest)
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if err != nil {
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return 0, err
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}
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defer func() {
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closeErr := destf.Close()
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if err == nil {
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err = closeErr
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}
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}()
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return io.Copy(destf, srcf)
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}
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