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by ignace nyamagana
04:22 queued 02:03
created

functions.php ➔ is_bom()   A

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Complexity

Conditions 1
Paths 1

Size

Total Lines 8
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 3
CRAP Score 1

Importance

Changes 0
Metric Value
cc 1
eloc 4
nc 1
nop 1
dl 0
loc 8
ccs 3
cts 3
cp 1
crap 1
rs 9.4285
c 0
b 0
f 0
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<?php
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/**
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* This file is part of the League.csv library
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*
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* @license http://opensource.org/licenses/MIT
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* @link https://github.com/thephpleague/csv/
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* @version 9.0.0
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* @package League.csv
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace League\Csv;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use ReflectionClass;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Returns the BOM sequence found at the start of the string

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * If no valid BOM sequence is found an empty string is returned

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * @internal used internally to detect the BOM sequence

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * @param string $str

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * @return string

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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function bom_match(string $str): string

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    static $list;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    $list = $list ?? (new ReflectionClass(BOM::class))->getConstants();

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    foreach ($list as $sequence) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if (0 === strpos($str, $sequence)) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            return $sequence;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return '';

            


            
                                                                                                            
                            
            
                                    
            
            

                
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}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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