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<?php |
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namespace Solidifier\Analyzers; |
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use Gaufrette\Filesystem; |
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use Solidifier\Events\TraverseEnd; |
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use Gaufrette\File; |
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use PhpParser\Parser; |
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use PhpParser\Lexer; |
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use PhpParser\NodeTraverser; |
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use Solidifier\Events\ChangeFile; |
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use Solidifier\Dispatcher; |
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use Solidifier\VisitableAnalyzer; |
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use Solidifier\Visitor; |
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class Analyzer implements VisitableAnalyzer |
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{ |
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private |
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$nodeTraversers, |
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$dispatcher, |
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$fs; |
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public function __construct(Dispatcher $dispatcher, Filesystem $fs) |
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{ |
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$this->nodeTraversers = array( |
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'preAnalyze' => new NodeTraverser(), |
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'analyze' => new NodeTraverser(), |
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); |
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$this->dispatcher = $dispatcher; |
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$this->fs = $fs; |
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} |
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public function addVisitor($traverseName, Visitor $visitor) |
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{ |
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if(! isset($this->nodeTraversers[$traverseName])) |
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{ |
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throw new \RuntimeException("$traverseName is not a valid traverse step"); |
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} |
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$visitor->setDispatcher($this->dispatcher); |
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$this->nodeTraversers[$traverseName]->addVisitor($visitor); |
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return $this; |
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} |
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public function run() |
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{ |
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$nodes = $this->parseFiles(); |
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$this->preAnalyze($nodes); |
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$this->analyze($nodes); |
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$this->dispatcher->dispatch(new TraverseEnd()); |
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} |
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private function parseFiles() |
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{ |
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$nodes = array(); |
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$adapter = $this->fs->getAdapter(); |
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$iterator = new \RegexIterator( |
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new \ArrayIterator($this->fs->keys()), |
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'~.php$~' |
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); |
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foreach($iterator as $key) |
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{ |
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if($adapter->isDirectory($key) === false) |
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{ |
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$nodes[$key] = $this->parseFile($this->fs->get($key)); |
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} |
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} |
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return $nodes; |
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} |
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private function parseFile(File $file) |
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{ |
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$parser = new Parser(new Lexer()); |
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return $parser->parse($file->getContent()); |
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} |
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private function preAnalyze(array $nodes) |
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{ |
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$this->traverse($nodes, $this->nodeTraversers['preAnalyze']); |
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} |
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private function analyze(array $nodes) |
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{ |
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$this->traverse($nodes, $this->nodeTraversers['analyze']); |
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} |
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private function traverse(array $nodes, NodeTraverser $traverser) |
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{ |
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foreach($nodes as $file => $stmts) |
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{ |
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$this->dispatcher->dispatch(new ChangeFile($file)); |
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$traverser->traverse($stmts); |
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} |
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} |
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} |
Only declaring a single property per statement allows you to later on add doc comments more easily.
It is also recommended by PSR2, so it is a common style that many people expect.