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filter = new FilterOptions();
parent::__construct($name);
}
/**
* {@inheritdoc}
*/
protected function configure()
{
list($grep, $insensitive, $invert) = FilterOptions::getOptions();
$this
->setName('trace')
->setDefinition([
new InputOption('include-psy', 'p', InputOption::VALUE_NONE, 'Include Psy in the call stack.'),
new InputOption('num', 'n', InputOption::VALUE_REQUIRED, 'Only include NUM lines.'),
$grep,
$insensitive,
$invert,
])
->setDescription('Show the current call stack.')
->setHelp(
<<<'HELP'
Show the current call stack.
Optionally, include PsySH in the call stack by passing the --include-psy option.
e.g.
> trace -n10
> trace --include-psy
HELP
);
}
/**
* {@inheritdoc}
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$this->filter->bind($input);
$trace = $this->getBacktrace(new \Exception(), $input->getOption('num'), $input->getOption('include-psy'));
$output->page($trace, ShellOutput::NUMBER_LINES);
return 0;
}
/**
* Get a backtrace for an exception.
*
* Optionally limit the number of rows to include with $count, and exclude
* Psy from the trace.
*
* @param \Exception $e The exception with a backtrace
* @param int $count (default: PHP_INT_MAX)
* @param bool $includePsy (default: true)
*
* @return array Formatted stacktrace lines
*/
protected function getBacktrace(\Exception $e, $count = null, $includePsy = true)
{
return TraceFormatter::formatTrace($e, $this->filter, $count, $includePsy);
}
}