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Code Duplication    Length = 4-4 lines in 2 locations

src/MetaCharacters.php 2 locations

@@ 62-65 (lines=4) @@
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		{
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			throw new InvalidArgumentException('Meta characters must be represented by exactly one character');
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		}
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		if (@preg_match('(' . $expr . ')u', '') === false)
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		{
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			throw new InvalidArgumentException("Invalid expression '" . $expr . "'");
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		}
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		$inputValue = $split[0];

                                

                                                            

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		$metaValue  = $this->computeValue($expr);

                                

                                                                                

                                
                                
                                    @@ 256-259 (lines=4) @@
                                
                            


                                                            

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	*/

                                

                                                            

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	protected function validateExpr($expr)

                                

                                                            

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	{

                                

                                                            

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		if (@preg_match('(' . $expr . ')u', '') === false)

                                

                                                            

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		{

                                

                                                            

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			throw new InvalidArgumentException("Invalid expression '" . $expr . "'");

                                

                                                            

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		}

                                

                                                            

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	}

                                

                                                            

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}