/**
* Execute action
*
* @return int
*/
public function perform()
{
$this->archive->open(Archive::CREATE);
$args = $this->getArguments();
foreach ($args as $arg) {
$archive = new Archive(new File($arg));
$archive->open(Archive::READ);
while ($entry = $archive->getEntry()) {
// Prevent overwriting earlier additions
if ($this->archive->contains($entry)) {
$this->err->writeLine('Warning: Duplicate entry "', $entry, '" from ', $archive->getURI(), ' - skipping.');
continue;
}
$data = $archive->extract($entry);
$this->options & Options::VERBOSE && $this->out->writeLinef('%10s %s', number_format(strlen($data), 0, false, '.'), $entry);
$this->archive->addBytes($entry, $data);
}
$archive->close();
}
// Create, if not in simulation mode
if (!($this->options & Options::SIMULATE)) {
$this->archive->create();
} else {
$this->archive->close();
}
}
/**
* Asserts on entries in an archive
*
* @param lang.archive.Archive a
* @param [:string] entries
* @throws unittest.AssertionFailedError
*/
protected function assertEntries(Archive $a, array $entries)
{
$a->open(Archive::READ);
$actual = [];
while ($key = $a->getEntry()) {
$actual[$key] = $a->extract($key);
}
$a->close();
$this->assertEquals($entries, $actual);
}
