protected function execute(InputInterface $input, OutputInterface $output)
{
$this->input = $input;
$this->output = $output;
// normalize visibility
$input->setOption('visibility', explode(',', $input->getOption('visibility')));
$output->writeln('Welcome to ' . $this->getApplication()->getLongVersion());
// initialize comparator with an empty difference collection
$differences = new DifferenceCollection();
$comparator = new UnitCollectionComparator();
$comparator->setDifferences($differences);
// inject filters
$eventDispatcher = new EventEmitter();
$this->injectVisibilityFilter($eventDispatcher);
$comparator->setEventDispatcher($eventDispatcher);
// materialize
$project = $input->getArgument('project');
$base = $input->getArgument('base');
$challenger = $input->getArgument('challenger');
$this->output->writeln('');
$baseUnits = $this->materializeProject($project, $base)->getUnits();
$this->output->writeln('');
$challengerUnits = $this->materializeProject($project, $challenger)->getUnits();
// compare
$this->output->writeln('');
$this->output->writeln('Comparing');
$comparator->compare($baseUnits, $challengerUnits);
// apply bc break filter
$differences = $differences->filter(function (Difference $difference) {
return !$this->input->getOption('bc-break-only') || $difference->hasTag(Difference::BC_BREAK);
});
$this->report($differences);
}
/**
* @param string $name
* @return DifferenceCollection
*/
protected static function loadDifferences($name)
{
self::$differences = new DifferenceCollection();
$comparer = new UnitCollectionComparator();
$comparer->setDifferences(self::$differences);
$comparer->setEventDispatcher(new EventEmitter());
$comparer->compare(self::getProject(__DIR__ . "/_assets/{$name}/base/build/index.xml")->getUnits(), self::getProject(__DIR__ . "/_assets/{$name}/challenger/build/index.xml")->getUnits());
}