Muffin\Queries\Snippets\Using

Complexity

Total Complexity

5

Size/Duplication

Total Lines	34
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

100%

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	toString()	0	13	2
A	ensureIsArray()	0	9	2

<?php

namespace Muffin\Queries\Snippets;

use Muffin\Snippet;

class Using implements Snippet
{
    private
        $columns;

    public function __construct($column)
    {
        $this->columns = $this->ensureIsArray($column);
    }

    public function toString()
    {
        $usingColumns = implode(', ', array_filter($this->columns));
        if(empty($usingColumns))
        {
            return '';
        }

        return sprintf(
            'USING (%s)',
            $usingColumns
        );
    }

    private function ensureIsArray($input)
    {
        if(! is_array($input))
        {
            $input = array($input);
        }

        return $input;
    }
}