PhpMyAdmin\SqlParser\Components\PartitionDefinition::parse()

Complexity

Conditions	20
Paths	4

Size

Total Lines	105
Code Lines	49

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	54
CRAP Score	20

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	PartitionDefinition::__toString()	0	3	1

<?php

declare(strict_types=1);

namespace PhpMyAdmin\SqlParser\Components;

use PhpMyAdmin\SqlParser\Component;
use PhpMyAdmin\SqlParser\Parsers\PartitionDefinitions;

use function trim;

/**
 * Parses the create definition of a partition.
 *
 * Used for parsing `CREATE TABLE` statement.
 */
final class PartitionDefinition implements Component
{
    /**
     * All field options.
     *
     * @var array<string, int|array<int, int|string>>
     * @psalm-var array<string, (positive-int|array{positive-int, ('var'|'var='|'expr'|'expr=')})>
     */
    public static $partitionOptions = [
        'STORAGE ENGINE' => [
            1,
            'var',
        ],
        'ENGINE' => [
            1,
            'var',
        ],
        'COMMENT' => [
            2,
            'var',
        ],
        'DATA DIRECTORY' => [
            3,
            'var',
        ],
        'INDEX DIRECTORY' => [
            4,
            'var',
        ],
        'MAX_ROWS' => [
            5,
            'var',
        ],
        'MIN_ROWS' => [
            6,
            'var',
        ],
        'TABLESPACE' => [
            7,
            'var',
        ],
        'NODEGROUP' => [
            8,
            'var',
        ],
    ];

    /**
     * Whether this entry is a subpartition or a partition.
     *
     * @var bool
     */
    public $isSubpartition;

    /**
     * The name of this partition.
     *
     * @var string
     */
    public $name;

    /**
     * The type of this partition (what follows the `VALUES` keyword).
     *
     * @var string
     */
    public $type;

    /**
     * The expression used to defined this partition.
     *
     * @var Expression|string
     */
    public $expr;

    /**
     * The subpartitions of this partition.
     *
     * @var PartitionDefinition[]
     */
    public $subpartitions;

    /**
     * The options of this field.
     *
     * @var OptionsArray
     */
    public $options;

    public function build(): string
    {
        if ($this->isSubpartition) {
            return trim('SUBPARTITION ' . $this->name . ' ' . $this->options);
        }

        $subpartitions = empty($this->subpartitions) ? '' : ' ' . PartitionDefinitions::buildAll($this->subpartitions);

        return trim(
            'PARTITION ' . $this->name
            . (empty($this->type) ? '' : ' VALUES ' . $this->type . ' ' . $this->expr . ' ')
            . (! empty($this->options) && ! empty($this->type) ? '' : ' ')
            . $this->options . $subpartitions,
        );
    }

    public function __toString(): string
    {
        return $this->build();
    }
}