ClassIdExtractor::__construct()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 11
Code Lines 7

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 7
nc 1
nop 1
dl 0
loc 11
rs 10
c 0
b 0
f 0
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<?php
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/**
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 * This file is part of byrokrat\giroapp.
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 *
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 * byrokrat\giroapp is free software: you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License as published
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 * by the Free Software Foundation, either version 3 of the License, or
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 * (at your option) any later version.
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 *
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 * byrokrat\giroapp is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with byrokrat\giroapp. If not, see <http://www.gnu.org/licenses/>.
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 *
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 * Copyright 2016-21 Hannes Forsgård
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 */
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namespace byrokrat\giroapp\Utils;
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final class ClassIdExtractor
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{
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    /**
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     * @var string
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     */
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    private $id;
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    /**
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     * Extract an upper snake cased id from a fully qualified class name or object
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     *
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     * @param mixed $obj
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     */
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    public function __construct($obj)
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    {
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        $this->id = rtrim(
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            (string)preg_replace_callback(
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                '/[A-Z][a-z]+/',
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                function (array $matches) {
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                    return strtoupper($matches[0]) . '_';
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                },
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                (new \ReflectionClass($obj))->getShortName()
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            ),
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            '_'
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        );
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    }
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    public function __toString(): string
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    {
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        return $this->id;
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    }
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}
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