BeyondCode\Mailbox\Concerns\HandlesRegularExpressions

Complexity

Total Complexity

6

Size/Duplication

Total Lines	42
Duplicated Lines	0 %

Importance

Changes	2
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	parseWhere()	0	3	2
A	getRegularExpression()	0	15	1
A	where()	0	7	2
A	matchesRegularExpression()	0	3	1

<?php

namespace BeyondCode\Mailbox\Concerns;

use Symfony\Component\Routing\Route;

trait HandlesRegularExpressions
{
    protected function matchesRegularExpression(string $subject)
    {
        return (bool) preg_match($this->getRegularExpression(), $subject, $this->matches);
    }

    /**
     * We do not want to create the regular expression on our own,
     * so we just use Symfonys Route for this.
     *
     * @return string
     */
    protected function getRegularExpression(): string
    {
        $route = new Route($this->pattern);
        $route->setRequirements($this->wheres);

        $regex = $route->compile()->getRegex();

        $regex = preg_replace('/^(#|{)\^\/(.*)/', '$1^$2', $regex);

        $regex = str_replace('>[^/]+)', '>.+)', $regex);

        $regex = str_replace('$#sD', '$#sDi', $regex);
        $regex = str_replace('$}sD', '$}sDi', $regex);

        return $regex;
    }

    public function where($name, $expression = null)
    {
        foreach ($this->parseWhere($name, $expression) as $name => $expression) {

$name is overwriting one of the parameters of this function.

            $this->wheres[$name] = $expression;

The property wheres does not exist. Although not strictly required by PHP, it is generally a best practice to declare properties explicitly.

        }

        return $this;
    }

    protected function parseWhere($name, $expression)
    {
        return is_array($name) ? $name : [$name => $expression];
    }
}