Saltwater\Water\Backtrace

Complexity

Total Complexity

10

Size/Duplication

Total Lines	65
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	9	2
A	lastCaller()	0	6	1
A	extractCaller()	0	15	4
A	skipCaller()	0	6	3

<?php

namespace Saltwater\Water;

use Saltwater\Server as S;

class Backtrace extends \ArrayIterator
{
    /** @var string[] skipped classes during search for caller module */
    private static $skip = array(
        'Saltwater\Navigator',
        'Saltwater\Server'
    );

    public function __construct()
    {
        // Let me tell you about my boat
        if (S::$env['gt54']) {
            return parent::__construct(debug_backtrace(2, 22));

Constructors do not have meaningful return values, anything that is returned from here is discarded. Are you sure this is correct?

        } else {
            return parent::__construct(debug_backtrace(false));

Constructors do not have meaningful return values, anything that is returned from here is discarded. Are you sure this is correct?

        }
    }

    /**
     * Shorthand for generating a Backtrace and returning the last caller
     *
     * @return array|null
     */
    public static function lastCaller()
    {
        $backtrace = new Backtrace;

        return $backtrace->extractCaller();
    }

    /**
     * Find and extract the last non-saltwater core class calling
     *
     * @return array|null
     */
    public function extractCaller()
    {
        while ($this->valid()) {
            $current = $this->current();

            if (
                isset($current['class'])
                && !$this->skipCaller($current['class'])
            ) {
                return explode('\\', $current['class']);
            }
        }

        return S::$n->modules->getStack()->getMaster();
    }

    /**
     * Check whether a caller class can be skipped
     *
     * @param string $class
     *
     * @return bool
     */
    private function skipCaller($class)
    {
        return (strpos($class, 'Saltwater\Root') !== false)
            || (strpos($class, '\\') === false)
            || in_array($class, self::$skip);
    }
}