unpack_string/hw07_file_copying/copy.go

package main

import (
	"errors"
)

var (
	ErrUnsupportedFile       = errors.New("unsupported file")
	ErrOffsetExceedsFileSize = errors.New("offset exceeds file size")
)

func Copy(fromPath, toPath string, offset, limit int64) error {
	// Place your code here.
	return nil
}