bug #12855 [DependencyInjection] Perf php dumper (nicolas-grekas)
This PR was merged into the 2.3 branch. Discussion ---------- [DependencyInjection] Perf php dumper | Q | A | ------------- | --- | Bug fix? | no | New feature? | no | BC breaks? | no | Deprecations? | no | Tests pass? | yes | Fixed tickets | - | License | MIT | Doc PR | - This PR came up after this comment to reduce the number of calls to dirname(): https://github.com/symfony/symfony/pull/12784#issuecomment-65619179 Commits -------375f83e
Revert "[DependencyInjection] backport perf optim"fcd8ff9
[DependencyInjection] perf optim: call dirname() at most 5xc11535b
[DependencyInjection] backport perf optim
This commit is contained in:
commit
6043544a37
@ -104,17 +104,19 @@ class PhpDumper extends Dumper
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), $options);
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if (!empty($options['file']) && is_dir($dir = dirname($options['file']))) {
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// Build a regexp where the first two root dirs are mandatory,
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// Build a regexp where the first root dirs are mandatory,
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// but every other sub-dir is optional up to the full path in $dir
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// Mandate at least 2 root dirs and not more that 5 optional dirs.
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$dir = explode(DIRECTORY_SEPARATOR, realpath($dir));
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$i = count($dir);
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if (3 <= $i) {
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$regex = '';
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$this->targetDirMaxMatches = $i - 3;
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$lastOptionalDir = $i > 8 ? $i - 5 : 3;
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$this->targetDirMaxMatches = $i - $lastOptionalDir;
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while (2 < --$i) {
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while (--$i >= $lastOptionalDir) {
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$regex = sprintf('(%s%s)?', preg_quote(DIRECTORY_SEPARATOR.$dir[$i], '#'), $regex);
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}
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@ -764,6 +766,9 @@ $bagClass
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*/
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class $class extends $baseClass
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{
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private \$parameters;
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private \$targetDirs = array();
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EOF;
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}
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@ -774,6 +779,7 @@ EOF;
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*/
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private function addConstructor()
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{
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$targetDirs = $this->exportTargetDirs();
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$arguments = $this->container->getParameterBag()->all() ? 'new ParameterBag($this->getDefaultParameters())' : null;
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$code = <<<EOF
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@ -782,7 +788,7 @@ EOF;
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* Constructor.
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*/
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public function __construct()
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{
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{{$targetDirs}
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parent::__construct($arguments);
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EOF;
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@ -811,13 +817,15 @@ EOF;
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*/
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private function addFrozenConstructor()
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{
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$targetDirs = $this->exportTargetDirs();
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$code = <<<EOF
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/**
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* Constructor.
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*/
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public function __construct()
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{
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{{$targetDirs}
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EOF;
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if ($this->container->getParameterBag()->all()) {
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@ -1351,6 +1359,17 @@ EOF;
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}
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}
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private function exportTargetDirs()
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{
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return null === $this->targetDirRegex ? '' : <<<EOF
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\$dir = __DIR__;
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for (\$i = 1; \$i <= {$this->targetDirMaxMatches}; ++\$i) {
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\$this->targetDirs[\$i] = \$dir = dirname(\$dir);
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}
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EOF;
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}
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private function export($value)
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{
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if (null !== $this->targetDirRegex && is_string($value) && preg_match($this->targetDirRegex, $value, $matches, PREG_OFFSET_CAPTURE)) {
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@ -1359,8 +1378,8 @@ EOF;
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$suffix = isset($value[$suffix]) ? '.'.var_export(substr($value, $suffix), true) : '';
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$dirname = '__DIR__';
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for ($i = $this->targetDirMaxMatches - count($matches); 0 <= $i; --$i) {
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$dirname = sprintf('dirname(%s)', $dirname);
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if (0 < $offset = 1 + $this->targetDirMaxMatches - count($matches)) {
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$dirname = sprintf('$this->targetDirs[%d]', $offset);
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}
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if ($prefix || $suffix) {
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@ -85,13 +85,14 @@ class PhpDumperTest extends \PHPUnit_Framework_TestCase
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$definition = new Definition();
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$definition->setClass('stdClass');
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$definition->addArgument('%foo%');
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$definition->addArgument(array('%foo%' => '%foo%'));
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$definition->addArgument(array('%foo%' => '%buz%/'));
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$container = new ContainerBuilder();
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$container->setDefinition('test', $definition);
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$container->setParameter('foo', 'wiz'.dirname(dirname(__FILE__)));
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$container->setParameter('bar', dirname(__FILE__));
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$container->setParameter('baz', '%bar%/PhpDumperTest.php');
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$container->setParameter('buz', dirname(dirname(__DIR__)));
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$container->compile();
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$dumper = new PhpDumper($container);
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
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*/
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class Container extends AbstractContainer
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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@ -16,11 +16,18 @@ use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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public function __construct()
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{
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$dir = __DIR__;
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for ($i = 1; $i <= 5; ++$i) {
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$this->targetDirs[$i] = $dir = dirname($dir);
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}
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$this->parameters = $this->getDefaultParameters();
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$this->services =
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@ -48,7 +55,7 @@ class ProjectServiceContainer extends Container
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*/
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protected function getTestService()
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{
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return $this->services['test'] = new \stdClass(('wiz'.dirname(__DIR__)), array(('wiz'.dirname(__DIR__)) => ('wiz'.dirname(__DIR__))));
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return $this->services['test'] = new \stdClass(('wiz'.$this->targetDirs[1]), array(('wiz'.$this->targetDirs[1]) => ($this->targetDirs[2].'/')));
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}
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/**
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@ -102,9 +109,10 @@ class ProjectServiceContainer extends Container
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protected function getDefaultParameters()
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{
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return array(
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'foo' => ('wiz'.dirname(__DIR__)),
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'foo' => ('wiz'.$this->targetDirs[1]),
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'bar' => __DIR__,
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'baz' => (__DIR__.'/PhpDumperTest.php'),
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'buz' => $this->targetDirs[2],
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);
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}
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}
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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@ -16,6 +16,9 @@ use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
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*/
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class ProjectServiceContainer extends Container
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{
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private $parameters;
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private $targetDirs = array();
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/**
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* Constructor.
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*/
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