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by Aleh
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created

CompleterFactory::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 23
Code Lines 20

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 0 Features 0
Metric Value
c 2
b 0
f 0
dl 0
loc 23
rs 9.0856
cc 1
eloc 20
nc 1
nop 9

How to fix   Many Parameters   

Many Parameters

Methods with many parameters are not only hard to understand, but their parameters also often become inconsistent when you need more, or different data.

There are several approaches to avoid long parameter lists:

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<?php
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namespace Padawan\Domain\Completer;
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use Padawan\Domain\Core\Completion\Context;
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use Padawan\Domain\Core\Completion\Scope;
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use Padawan\Domain\Core\Project;
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use Symfony\Component\EventDispatcher\EventDispatcher;
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use Padawan\Domain\Event\CustomCompleterEvent;
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class CompleterFactory
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{
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    const CUSTOM_COMPLETER = 'completer.custom';
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    public function __construct(
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        ClassNameCompleter $classNameCompleter,
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        InterfaceNameCompleter $interfaceNameCompleter,
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        NamespaceCompleter $namespaceCompleter,
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        ObjectCompleter $objectCompleter,
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        StaticCompleter $staticCompleter,
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        UseCompleter $useCompleter,
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        VarCompleter $varCompleter,
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        GlobalFunctionsCompleter $functionsCompleter,
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        EventDispatcher $dispatcher
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    ) {
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        $this->completers = [
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            $classNameCompleter,
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            $interfaceNameCompleter,
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            $namespaceCompleter,
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            $objectCompleter,
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            $staticCompleter,
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            $useCompleter,
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            $varCompleter,
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            $functionsCompleter
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        ];
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        $this->dispatcher = $dispatcher;
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    }
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    public function getCompleters(Project $project, Context $context)
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    {
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        $completers = [];
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        foreach($this->completers as $completer) {
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            if ($completer->canHandle($project, $context)) {
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                $completers[] = $completer;
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            }
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        }
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        $event = new CustomCompleterEvent($project, $context);
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        $this->dispatcher->dispatch(self::CUSTOM_COMPLETER, $event);
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        if ($event->completer instanceof CompleterInterface) {
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            $completers[] = $event->completer;
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        }
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        return $completers;
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    }
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    private $completers;
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    private $dispatcher;
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}
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