ReflectionHelper::getMethodBody() - Code Metrics - Inspection of "Merge pull request #224 from edmondscommerce/Relat..." - edmondscommerce/doctrine-static-meta - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 0d82f1...4042bf )

by joseph

created 2019-10-11 16:06 UTC

ReflectionHelper::getMethodBody() A

↳ Parent: ReflectionHelper

Complexity

Conditions	1
Paths	1

Size

Total Lines	9
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	1.0019

Importance

Changes

Metric	Value
cc	1
eloc	6
nc	1
nop	2
dl	0
loc	9
ccs	7
cts	8
cp	0.875
crap	1.0019
rs	10
c	0
b	0
f	0

<?php

declare(strict_types=1);

namespace EdmondsCommerce\DoctrineStaticMeta\CodeGeneration;

use EdmondsCommerce\DoctrineStaticMeta\CodeGeneration\Generator\AbstractGenerator;
use ReflectionException;
use RuntimeException;
use ts\Reflection\ReflectionClass;

use function array_slice;
use function str_replace;

class ReflectionHelper
{

    /**
     * @var NamespaceHelper
     */
    protected $namespaceHelper;

    public function __construct(NamespaceHelper $namespaceHelper)
    {
        $this->namespaceHelper = $namespaceHelper;
    }

    /**
     * @param ReflectionClass $fieldTraitReflection
     *
     * @return string
     */
    public function getFakerProviderFqnFromFieldTraitReflection(ReflectionClass $fieldTraitReflection): string
    {
        return str_replace(
            [
                '\\Traits\\',
                'FieldTrait',
            ],
            [
                '\\FakerData\\',
                'FakerData',
            ],
            $fieldTraitReflection->getName()
        );
    }

    /**
     * Work out the entity namespace root from a single entity reflection object.
     *
     * @param ReflectionClass $entityReflection
     *
     * @return string
     */
    public function getEntityNamespaceRootFromEntityReflection(
        ReflectionClass $entityReflection
    ): string {
        return $this->namespaceHelper->tidy(
            $this->namespaceHelper->getNamespaceRootToDirectoryFromFqn(
            /** @scrutinizer ignore-type */ $this->namespaceHelper->getNamespaceRootToDirectoryFromFqn(
                $entityReflection->getName(),
                AbstractGenerator::ENTITIES_FOLDER_NAME
            )
        );
    }

    /**
     * Find which trait is implementing a method in a class,
     * If it is not found in a trait, we return the class itself as it must be there
     *
     * @param ReflectionClass $reflectionClass
     * @param string          $methodName
     *
     * @return ReflectionClass
     * @throws ReflectionException
     */
    public function getTraitImplementingMethod(ReflectionClass $reflectionClass, string $methodName): ?ReflectionClass
    {
        $traitsWithMethod = [];
        foreach ($reflectionClass->getTraits() as $trait) {
            try {
                $trait->getMethod($methodName);
                $traitsWithMethod[] = $trait;
            } catch (ReflectionException $e) {
                continue;
            }
        }
        if (count($traitsWithMethod) > 1) {
            throw new RuntimeException(
                'Found more than one trait implementing the method ' . $methodName . ' in ' .
                $reflectionClass->getShortName()
            );
        }
        if ([] === $traitsWithMethod) {
            return null;
        }

        return current($traitsWithMethod);
    }

    /**
     * Find which trait is implementing a method in a class
     *
     * @param ReflectionClass $class
     * @param string          $propertyName
     *
     * @return ReflectionClass
     * @throws ReflectionException
     */
    public function getTraitProvidingProperty(ReflectionClass $class, string $propertyName): ReflectionClass
    {
        $traitsWithProperty = [];
        foreach ($class->getTraits() as $trait) {
            try {
                $trait->getProperty($propertyName);
                $traitsWithProperty[] = $trait;
            } catch (ReflectionException $e) {
                continue;
            }
        }
        if ([] === $traitsWithProperty) {
            if ($class->isTrait() && $class->hasProperty($propertyName)) {
                return $class;
            }
            throw new RuntimeException(
                'Failed finding trait providing the property ' . $propertyName . ' in ' .
                $class->getShortName()
            );
        }
        if (count($traitsWithProperty) > 1) {
            throw new RuntimeException(
                'Found more than one trait providing the property ' . $propertyName . ' in ' .
                $class->getShortName()
            );
        }

        return current($traitsWithProperty);
    }

    /**
     * Get the full method body using reflection
     *
     * @param string          $methodName
     * @param ReflectionClass $reflectionClass
     *
     * @return string
     */
    public function getMethodBody(string $methodName, ReflectionClass $reflectionClass): string
    {
        $method      = $reflectionClass->getMethod($methodName);
        $startLine   = $method->getStartLine() - 1;
        $length      = $method->getEndLine() - $startLine;
        $lines       = file($reflectionClass->getFileName());
        $methodLines = array_slice($lines, $startLine, $length);
        $methodLines = array_slice(/** @scrutinizer ignore-type */ $lines, $startLine, $length);

        return implode('', $methodLines);
    }

    /**
     * @param ReflectionClass $reflectionClass
     *
     * @return array|string[]
     */
    public function getUseStatements(ReflectionClass $reflectionClass): array
    {
        $content = \ts\file_get_contents($reflectionClass->getFileName());
        preg_match_all('%^use.+?;%m', $content, $matches);

        return $matches[0];
    }
}


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ReflectionHelper::getMethodBody() A

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