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Completed
Push — master ( 14e86b...9d5c74 )
by Gilles
02:13
created

Matcher::match()   A

↳ Parent: Matcher

Complexity

Conditions 4
Paths 4

Size

Total Lines 14
Code Lines 8

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 4

Importance

Changes 0
Metric Value
cc 4
eloc 8
nc 4
nop 2
dl 0
loc 14
ccs 4
cts 4
cp 1
crap 4
rs 9.2
c 0
b 0
f 0
1 
<?php
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namespace PHPFunctional\PatternMatching;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class Matcher

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    protected static function parser() {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        static $parser = null;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if(is_null($parser)) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            $parser = new Parser();

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $parser;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param mixed $value

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param array $patterns

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return mixed

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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     */

            


            
                                                        
            
                                    
            
            

                
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    public static function match($value, array $patterns)

            


            
                                                        
            
                                    
            
            

                
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    {

            


            
                                                        
            
                                    
            
            

                
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        foreach($patterns as $pattern => $callback) {

            


            
                                                        
            
                                    
            
            

                
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            $match = static::parser()->parse($value, $pattern);

            


            
                                                        
            
                                    
            
            

                
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            if($match !== false) {

            


            
                                                        
            
                                    
            
            

                
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                return is_callable($callback) ?

            


            
                                                        
            
                                    
            
            

                
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                    call_user_func_array($callback, $match) :

            


            
                                                        
            
                                    
            
            

                
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                    $callback;

            


            
                                                        
            
                                    
            
            

                
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            }

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        throw new \RuntimeException('Non-exhaustive patterns.');

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}