diff options
Diffstat (limited to 'vendor/doctrine/orm/src/Query/Printer.php')
-rw-r--r-- | vendor/doctrine/orm/src/Query/Printer.php | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/vendor/doctrine/orm/src/Query/Printer.php b/vendor/doctrine/orm/src/Query/Printer.php new file mode 100644 index 0000000..db1f159 --- /dev/null +++ b/vendor/doctrine/orm/src/Query/Printer.php | |||
@@ -0,0 +1,64 @@ | |||
1 | <?php | ||
2 | |||
3 | declare(strict_types=1); | ||
4 | |||
5 | namespace Doctrine\ORM\Query; | ||
6 | |||
7 | use function str_repeat; | ||
8 | |||
9 | /** | ||
10 | * A parse tree printer for Doctrine Query Language parser. | ||
11 | * | ||
12 | * @link http://www.phpdoctrine.org | ||
13 | */ | ||
14 | class Printer | ||
15 | { | ||
16 | /** Current indentation level */ | ||
17 | protected int $indent = 0; | ||
18 | |||
19 | /** | ||
20 | * Constructs a new parse tree printer. | ||
21 | * | ||
22 | * @param bool $silent Parse tree will not be printed if true. | ||
23 | */ | ||
24 | public function __construct(protected bool $silent = false) | ||
25 | { | ||
26 | } | ||
27 | |||
28 | /** | ||
29 | * Prints an opening parenthesis followed by production name and increases | ||
30 | * indentation level by one. | ||
31 | * | ||
32 | * This method is called before executing a production. | ||
33 | * | ||
34 | * @param string $name Production name. | ||
35 | */ | ||
36 | public function startProduction(string $name): void | ||
37 | { | ||
38 | $this->println('(' . $name); | ||
39 | $this->indent++; | ||
40 | } | ||
41 | |||
42 | /** | ||
43 | * Decreases indentation level by one and prints a closing parenthesis. | ||
44 | * | ||
45 | * This method is called after executing a production. | ||
46 | */ | ||
47 | public function endProduction(): void | ||
48 | { | ||
49 | $this->indent--; | ||
50 | $this->println(')'); | ||
51 | } | ||
52 | |||
53 | /** | ||
54 | * Prints text indented with spaces depending on current indentation level. | ||
55 | * | ||
56 | * @param string $str The text. | ||
57 | */ | ||
58 | public function println(string $str): void | ||
59 | { | ||
60 | if (! $this->silent) { | ||
61 | echo str_repeat(' ', $this->indent), $str, "\n"; | ||
62 | } | ||
63 | } | ||
64 | } | ||