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54 lines
849 B
54 lines
849 B
package futil
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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(source, dest string) error {
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from, err := os.Open(source)
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if err != nil {
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return err
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}
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defer from.Close()
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// This is equivalent to: os.OpenFile(dest, os.O_RDWR|os.O_CREATE, 0666)
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to, err := os.Create(dest)
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if err != nil {
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return err
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}
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defer to.Close()
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_, err = io.Copy(to, from)
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if err != nil {
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return err
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}
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return nil
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}
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func FileExists(fpath string) (bool, error) {
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_, err := os.Stat(fpath)
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if err == nil {
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// File exists
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return true, nil
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}
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if os.IsNotExist(err) {
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// File doesn't exist
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return false, nil
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}
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// Any other error
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return false, fmt.Errorf("could not stat file: %w", err)
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}
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func CreateFile(fpath string) error {
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ff, err := os.Create(fpath)
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if err != nil {
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return err
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}
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err = ff.Close()
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if err != nil {
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return err
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}
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return nil
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}
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