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Completed
Pull Request — master (#38)
by Marco
02:14
created

ClassBecameInterface::compare()   A

↳ Parent: ClassBecameInterface

Complexity

Conditions 3
Paths 2

Size

Total Lines 12
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 12
rs 9.4285
c 0
b 0
f 0
eloc 6
nc 2
nop 2
cc 3
1 
<?php
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declare(strict_types=1);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace Roave\ApiCompare\Comparator\BackwardsCompatibility\ClassBased;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Assert\Assert;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Roave\ApiCompare\Change;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Roave\ApiCompare\Changes;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Roave\BetterReflection\Reflection\ReflectionClass;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use function sprintf;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * A class cannot become an interface without introducing an explicit BC break, since

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * all child classes or implementors need to be changed from `extends` to `implements`,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * and all instantiations start failing

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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final class ClassBecameInterface implements ClassBased

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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{

            


            
                                                                        
                            
            
                                    
            
            

                
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    public function compare(ReflectionClass $fromClass, ReflectionClass $toClass) : Changes

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        Assert::that($fromClass->getName())->same($toClass->getName());

            


            
                                                                        
                            
            
                                    
            
            

                
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        if ($fromClass->isInterface() || ! $toClass->isInterface()) {

            


            
                                                                        
                            
            
                                    
            
            

                
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            // checking whether a class became an interface is done in `ClassBecameInterface`

            


            
                                                                        
                            
            
                                    
            
            

                
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            return Changes::new();

            


            
                                                                        
                            
            
                                    
            
            

                
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        }

            


            
                                                                        
                            
            
                                    
            
            

                
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        return Changes::fromArray([Change::changed(

            


            
                                                                        
                            
            
                                    
            
            

                
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            sprintf('Class %s became an interface', $fromClass->getName()),

            


            
                                                                        
                            
            
                                    
            
            

                
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            true

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        ),

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        ]);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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