TypeMapper::__construct() - Code Metrics - mindplay-dk/sql - Measure and Improve Code Quality continuously with Scrutinizer

TypeMapper::__construct() A
last analyzed 2024-10-27 08:46 UTC

↳ Parent: TypeMapper

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	1
c	0
b	0
f	0
nc	1
nop	1
dl	0
loc	3
ccs	2
cts	2
cp	1
crap	1
rs	10

<?php

namespace mindplay\sql\model\components;

use mindplay\sql\framework\Mapper;
use mindplay\sql\model\schema\Type;
use OutOfBoundsException;
use Traversable;
use UnexpectedValueException;

/**
 * This Mapper performs Type conversions on return variables (columns) returned by
 * a returning database query, e.g. SELECT or UPDATE RETURNING queries.
 * 
 * @see ReturningQuery::getMappers()
 */
class TypeMapper implements Mapper
{
    /**
     * @var Type[] map where return variable name maps to Type
     */
    private array $types;

    /**
     * @param Type[] $types map where return variable name maps to Type
     */
    public function __construct(array $types)
    {
        $this->types = $types;
    }

    /**
     * @inheritDoc
     */
    public function map(array $record_set): array|Traversable
    {
        foreach ($record_set as $index => $record) {
            if (! is_array($record)) {
                throw new UnexpectedValueException("unexpected record type: " . gettype($record));
            }

            foreach ($this->types as $name => $type) {
                if (! array_key_exists($name, $record)) {
                    throw new OutOfBoundsException("undefined record field: {$name}");
                }

                $record[$name] = $type->convertToPHP($record[$name]);
            }

            yield $index => $record;
        }
    }
}


1		<?php
2
3		namespace mindplay\sql\model\components;
4
5		use mindplay\sql\framework\Mapper;
6		use mindplay\sql\model\schema\Type;
7		use OutOfBoundsException;
8		use Traversable;
9		use UnexpectedValueException;
10
11		/**
12		* This Mapper performs Type conversions on return variables (columns) returned by
13		* a returning database query, e.g. SELECT or UPDATE RETURNING queries.
14		*
15		* @see ReturningQuery::getMappers()
16		*/
17		class TypeMapper implements Mapper
18		{
19		/**
20		* @var Type[] map where return variable name maps to Type
21		*/
22		private array $types;
23
24		/**
25		* @param Type[] $types map where return variable name maps to Type
26		*/
27	1	public function __construct(array $types)
28		{
29	1	$this->types = $types;
30		}
31
32		/**
33		* @inheritDoc
34		*/
35	1	public function map(array $record_set): array\|Traversable
36		{
37	1	foreach ($record_set as $index => $record) {
38	1	if (! is_array($record)) {
39		throw new UnexpectedValueException("unexpected record type: " . gettype($record));
40		}
41
42	1	foreach ($this->types as $name => $type) {
43	1	if (! array_key_exists($name, $record)) {
44		throw new OutOfBoundsException("undefined record field: {$name}");
45		}
46
47	1	$record[$name] = $type->convertToPHP($record[$name]);
48		}
49
50	1	yield $index => $record;
51		}
52		}
53		}
54

mindplay-dk / sql

TypeMapper::__construct() A last analyzed 2024-10-27 08:46 UTC

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TypeMapper::__construct() A
last analyzed 2024-10-27 08:46 UTC