Passed
Push — master ( 42367a...08368b )
by Sebastian
02:40
created

Request_Param_Validator_Alpha::getDefaultOptions()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
eloc 1
c 1
b 0
f 0
dl 0
loc 3
rs 10
cc 1
nc 1
nop 0
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<?php
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/**
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 * File containing the {@link Request_Param_Validator_Alpha} class.
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 *
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 * @package Application Utils
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 * @subpackage Request
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 * @see Request_Param_Validator_Alpha
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 */
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declare(strict_types=1);
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namespace AppUtils;
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/**
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 * Validates a string containing only letters, lowercase and uppercase.
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 * 
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 * @package Application Utils
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 * @subpackage Request
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 * @author Sebastian Mordziol <[email protected]>
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 */
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class Request_Param_Validator_Alpha extends Request_Param_Validator
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{
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    public function getDefaultOptions() : array
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    {
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        return array();
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    }
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    protected function _validate()
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    {
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        if(!is_scalar($this->value)) {
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            return null;
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        }
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        if(preg_match('/\A[a-zA-Z]+\z/', $this->value)) {
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            return $this->value;
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        }
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        return null;
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    }
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}
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