Code Coverage for /workspace/src/includes/libs/rdbms/encasing/RawSQLValue.php

1	<?php
2
3	namespace Wikimedia\Rdbms;
4
5	/**
6	* Raw SQL value to be used in query builders
7	*
8	* @note This should be used very rarely and NEVER with user input.
9	*
10	* @newable
11	* @since 1.43
12	*/
13	class RawSQLValue {
14	private string $value = '';
15
16	/**
17	* This should be used very rarely and NEVER with user input.
18	*
19	* Most common usecases is the value in a SET clause of UPDATE,
20	* e.g. for updates like `total_pages = total_pages + 1`:
21	*
22	* $queryBuilder->set( [ 'total_pages' => new RawSQLValue( 'total_pages + 1' ) ] )
23	*
24	* …or as one side of a comparison in a WHERE condition,
25	* e.g. for conditions like `range_start = range_end`, `range_start != range_end`:
26	*
27	* $queryBuilder->where( [ 'range_start' => new RawSQLValue( 'range_end' ) ] )
28	* $queryBuilder->where( $db->expr( 'range_start', '!=', new RawSQLValue( 'range_end' ) ) )
29	*
30	* (When all values are literals, consider whether using RawSQLExpression is more readable.)
31	*
32	* @param string $value Value (SQL fragment)
33	* @param-taint $value exec_sql
34	* @since 1.43
35	*/
36	public function __construct( string $value ) {
37	$this->value = $value;
38	}
39
40	/**
41	* @internal to be used by rdbms library only
42	*/
43	public function toSql(): string {
44	return $this->value;
45	}
46	}