gossi\codegen\generator\comparator\DefaultUseStatementComparator

Complexity

Total Complexity

10

Size/Duplication

Total Lines	33
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
B	compare()	0	19	5
B	getAscii()	0	9	5

<?php
namespace gossi\codegen\generator\comparator;

use phootwork\lang\Comparator;

/**
 * Default use statement comparator
 * 
 * Compares use statements case-sensitive, with lower-case beeing sorted first
 */
class DefaultUseStatementComparator implements Comparator {

	public function compare($a, $b) {
		// find first difference
		$cmp1 = null;
		$cmp2 = null;
		$min = min(strlen($a), strlen($b));
		for ($i = 0; $i < $min; $i++) {
			if ($a[$i] != $b[$i]) {
				$cmp1 = $a[$i];
				$cmp2 = $b[$i];
				break;
			}
		}
		
		if ($cmp1 === null && $cmp2 === null) {
			return 0;
		}
		
		return $this->getAscii($cmp1) - $this->getAscii($cmp2);
	}
	
	private function getAscii($str) {
		$ord = ord($str);
		if ($ord >= 65 && $ord <= 90) {
			$ord += 32;
		} else if ($ord >= 97 && $ord <= 122) {
			$ord -= 32;
		}
		return $ord;
	}

}