// NewError makes error interface with message. This doesn't overwrite last error.
func NewError(pos ast.Pos, err error) error {
if err == nil {
return nil
}
if err == BreakError || err == ContinueError || err == ReturnError {
return err
}
if pe, ok := err.(*parser.Error); ok {
return pe
}
if ee, ok := err.(*Error); ok {
return ee
}
return &Error{Message: err.Error(), Pos: pos.Position()}
}
// NewStringError makes error interface with message.
func NewErrorf(pos ast.Pos, format string, args ...interface{}) error {
return &Error{Message: fmt.Sprintf(format, args...), Pos: pos.Position()}
}
// NewStringError makes error interface with message.
func NewStringError(pos ast.Pos, err string) error {
return &Error{Message: err, Pos: pos.Position()}
}