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khosb/includes/kohana/modules/codebench/classes/bench/arrcallback.php

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2010-08-21 04:43:03 +00:00
<?php defined('SYSPATH') or die('No direct access allowed.');
/**
* @package Kohana/Codebench
* @category Tests
* @author Geert De Deckere <geert@idoe.be>
*/
class Bench_ArrCallback extends Codebench {
public $description =
'Parsing <em>command[param,param]</em> strings in <code>Arr::callback()</code>:
http://github.com/shadowhand/kohana/commit/c3aaae849164bf92a486e29e736a265b350cb4da#L0R127';
public $loops = 10000;
public $subjects = array
(
// Valid callback strings
'foo',
'foo::bar',
'foo[apple,orange]',
'foo::bar[apple,orange]',
'[apple,orange]', // no command, only params
'foo[[apple],[orange]]', // params with brackets inside
// Invalid callback strings
'foo[apple,orange', // no closing bracket
);
public function bench_shadowhand($subject)
{
// The original regex we're trying to optimize
if (preg_match('/([^\[]*+)\[(.*)\]/', $subject, $match))
return $match;
}
public function bench_geert_regex_1($subject)
{
// Added ^ and $ around the whole pattern
if (preg_match('/^([^\[]*+)\[(.*)\]$/', $subject, $matches))
return $matches;
}
public function bench_geert_regex_2($subject)
{
// A rather experimental approach using \K which requires PCRE 7.2 ~ PHP 5.2.4
// Note: $matches[0] = params, $matches[1] = command
if (preg_match('/^([^\[]*+)\[\K.*(?=\]$)/', $subject, $matches))
return $matches;
}
public function bench_geert_str($subject)
{
// A native string function approach which beats all the regexes
if (strpos($subject, '[') !== FALSE AND substr($subject, -1) === ']')
return explode('[', substr($subject, 0, -1), 2);
}
}