⬥ ID3 encoding/decoding library in Go ⬥
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28 lines
715 B

package util
import (
"fmt"
"io"
)
// Shortcut function to read n bytes from reader. The general idea peeked from here: https://github.com/dhowden/tag/blob/master/util.go
func Read(rs io.Reader, n uint64) ([]byte, error) {
read := make([]byte, n)
_, err := rs.Read(read)
if err != nil {
return nil, fmt.Errorf("could not read from reader: %s", err)
}
return read, nil
}
// Reads from rs and conversts read []byte into string, ignoring all non-printable or
// invalid characters.
func ReadToString(rs io.Reader, n uint64) (string, error) {
read := make([]byte, n)
_, err := rs.Read(read)
if err != nil {
return "", fmt.Errorf("could not read from reader: %s", err)
}
return ToString(read), nil
}