package wire

import (
	"fmt"
)

type AdbError struct {
	Request   []byte
	ServerMsg string
}

var _ error = &AdbError{}

func (e *AdbError) Error() string {
	if e.Request == nil {
		return fmt.Sprintf("server error: %s", e.ServerMsg)
	} else {
		return fmt.Sprintf("server error for request '%s': %s", e.Request, e.ServerMsg)
	}
}

func incompleteMessage(description string, actual int, expected int) error {
	return fmt.Errorf("incomplete %s: read %d bytes, expecting %d", description, actual, expected)
}