Using::ensureIsArray()   A
last analyzed

Complexity

Conditions 2
Paths 2

Size

Total Lines 9
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 2
Metric Value
dl 0
loc 9
ccs 6
cts 6
cp 1
rs 9.6667
cc 2
eloc 4
nc 2
nop 1
crap 2
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<?php
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namespace Muffin\Queries\Snippets;
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use Muffin\Snippet;
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class Using implements Snippet
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{
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    private
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        $columns;
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    public function __construct($column)
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    {
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        $this->columns = $this->ensureIsArray($column);
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    }
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    public function toString()
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    {
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        $usingColumns = implode(', ', array_filter($this->columns));
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        if(empty($usingColumns))
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        {
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            return '';
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        }
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        return sprintf(
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            'USING (%s)',
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            $usingColumns
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        );
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    }
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    private function ensureIsArray($input)
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    {
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        if(! is_array($input))
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        {
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            $input = array($input);
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        }
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        return $input;
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    }
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}
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