buffer.Write(line)
	}
	buffer.WriteByte('\n')
	return buffer.Bytes(), err
}

// GuessJSONStream scans the provided reader up to size, looking
// for an open brace indicating this is JSON. It will return the
// bufio.Reader it creates for the consumer.
func GuessJSONStream(r io.Reader, size int) (io.Reader, []byte, bool) {
	buffer := bufio.NewReaderSize(r, size)
	b, _ := buffer.Peek(size)

		}
		if testCase.expect != string(token) {
			t.Errorf("%d: token did not match: %q %q", i, testCase.expect, string(token))
		}
	}
}

func TestGuessJSON(t *testing.T) {
	if r, _, isJSON := GuessJSONStream(bytes.NewReader([]byte(" \n{}")), 100); !isJSON {
		t.Fatalf("expected stream to be JSON")
	} else {
		b := make([]byte, 30)
		n, err := r.Read(b)
		if err != nil || n != 4 {