Code Coverage for /workspace/src/includes/Search/NullIndexField.php

1	<?php
2
3	/**
4	* Null index field - means search engine does not implement this field.
5	*/
6	class NullIndexField implements SearchIndexField {
7
8	/**
9	* Get mapping for specific search engine
10	* @param SearchEngine $engine
11	* @return array\|null Null means this field does not map to anything
12	*/
13	public function getMapping( SearchEngine $engine ) {
14	return null;
15	}
16
17	/**
18	* Set global flag for this field.
19	*
20	* @param int $flag Bit flag to set/unset
21	* @param bool $unset True if flag should be unset, false by default
22	* @return $this
23	*/
24	public function setFlag( $flag, $unset = false ) {
25	return $this;
26	}
27
28	/**
29	* Check if flag is set.
30	* @param int $flag
31	* @return int 0 if unset, !=0 if set
32	*/
33	public function checkFlag( $flag ) {
34	return 0;
35	}
36
37	/**
38	* Merge two field definitions if possible.
39	*
40	* @param SearchIndexField $that
41	* @return SearchIndexField\|false New definition or false if not mergeable.
42	*/
43	public function merge( SearchIndexField $that ) {
44	return $that;
45	}
46
47	/**
48	* @inheritDoc
49	*/
50	public function getEngineHints( SearchEngine $engine ) {
51	return [];
52	}
53	}