restic/vendor/github.com/grpc-ecosystem/grpc-gateway/utilities/readerfactory.go
Alexander Neumann b9f0f031b6 Update dependencies
Closes #2129
2019-02-10 13:24:37 +01:00

20 lines
403 B
Go

package utilities
import (
"bytes"
"io"
"io/ioutil"
)
// IOReaderFactory takes in an io.Reader and returns a function that will allow you to create a new reader that begins
// at the start of the stream
func IOReaderFactory(r io.Reader) (func() io.Reader, error) {
b, err := ioutil.ReadAll(r)
if err != nil {
return nil, err
}
return func() io.Reader {
return bytes.NewReader(b)
}, nil
}