MissingInputException example

if (!$isBlocked) {
                    stream_set_blocking($inputStream, true);
                }

                $ret = $this->readInput($inputStream, $question);

                if (!$isBlocked) {
                    stream_set_blocking($inputStream, false);
                }

                if (false === $ret) {
                    throw new MissingInputException('Aborted.');
                }
                if ($question->isTrimmable()) {
                    $ret = trim($ret);
                }
            }
        } else {
            $autocomplete = $this->autocomplete($output, $question, $inputStream, $autocomplete);
            $ret = $question->isTrimmable() ? trim($autocomplete) : $autocomplete;
        }

        if ($output instanceof ConsoleSectionOutput) {
            

if (!$isBlocked) {
                    stream_set_blocking($inputStream, true);
                }

                $ret = $this->readInput($inputStream, $question);

                if (!$isBlocked) {
                    stream_set_blocking($inputStream, false);
                }

                if (false === $ret) {
                    throw new MissingInputException('Aborted.');
                }
                if ($question->isTrimmable()) {
                    $ret = trim($ret);
                }
            }
        } else {
            $autocomplete = $this->autocomplete($output, $question, $inputStream, $autocomplete);
            $ret = $question->isTrimmable() ? trim($autocomplete) : $autocomplete;
        }

        if ($output instanceof ConsoleSectionOutput) {