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Diffstat (limited to 'vendor/doctrine/orm/src/Query/Lexer.php')
-rw-r--r-- | vendor/doctrine/orm/src/Query/Lexer.php | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/vendor/doctrine/orm/src/Query/Lexer.php b/vendor/doctrine/orm/src/Query/Lexer.php new file mode 100644 index 0000000..c446675 --- /dev/null +++ b/vendor/doctrine/orm/src/Query/Lexer.php | |||
@@ -0,0 +1,150 @@ | |||
1 | <?php | ||
2 | |||
3 | declare(strict_types=1); | ||
4 | |||
5 | namespace Doctrine\ORM\Query; | ||
6 | |||
7 | use Doctrine\Common\Lexer\AbstractLexer; | ||
8 | |||
9 | use function constant; | ||
10 | use function ctype_alpha; | ||
11 | use function defined; | ||
12 | use function is_numeric; | ||
13 | use function str_contains; | ||
14 | use function str_replace; | ||
15 | use function stripos; | ||
16 | use function strlen; | ||
17 | use function strtoupper; | ||
18 | use function substr; | ||
19 | |||
20 | /** | ||
21 | * Scans a DQL query for tokens. | ||
22 | * | ||
23 | * @extends AbstractLexer<TokenType, string> | ||
24 | */ | ||
25 | class Lexer extends AbstractLexer | ||
26 | { | ||
27 | /** | ||
28 | * Creates a new query scanner object. | ||
29 | * | ||
30 | * @param string $input A query string. | ||
31 | */ | ||
32 | public function __construct(string $input) | ||
33 | { | ||
34 | $this->setInput($input); | ||
35 | } | ||
36 | |||
37 | /** | ||
38 | * {@inheritDoc} | ||
39 | */ | ||
40 | protected function getCatchablePatterns(): array | ||
41 | { | ||
42 | return [ | ||
43 | '[a-z_][a-z0-9_]*\:[a-z_][a-z0-9_]*(?:\\\[a-z_][a-z0-9_]*)*', // aliased name | ||
44 | '[a-z_\\\][a-z0-9_]*(?:\\\[a-z_][a-z0-9_]*)*', // identifier or qualified name | ||
45 | '(?:[0-9]+(?:[\.][0-9]+)*)(?:e[+-]?[0-9]+)?', // numbers | ||
46 | "'(?:[^']|'')*'", // quoted strings | ||
47 | '\?[0-9]*|:[a-z_][a-z0-9_]*', // parameters | ||
48 | ]; | ||
49 | } | ||
50 | |||
51 | /** | ||
52 | * {@inheritDoc} | ||
53 | */ | ||
54 | protected function getNonCatchablePatterns(): array | ||
55 | { | ||
56 | return ['\s+', '--.*', '(.)']; | ||
57 | } | ||
58 | |||
59 | protected function getType(string &$value): TokenType | ||
60 | { | ||
61 | $type = TokenType::T_NONE; | ||
62 | |||
63 | switch (true) { | ||
64 | // Recognize numeric values | ||
65 | case is_numeric($value): | ||
66 | if (str_contains($value, '.') || stripos($value, 'e') !== false) { | ||
67 | return TokenType::T_FLOAT; | ||
68 | } | ||
69 | |||
70 | return TokenType::T_INTEGER; | ||
71 | |||
72 | // Recognize quoted strings | ||
73 | case $value[0] === "'": | ||
74 | $value = str_replace("''", "'", substr($value, 1, strlen($value) - 2)); | ||
75 | |||
76 | return TokenType::T_STRING; | ||
77 | |||
78 | // Recognize identifiers, aliased or qualified names | ||
79 | case ctype_alpha($value[0]) || $value[0] === '_' || $value[0] === '\\': | ||
80 | $name = 'Doctrine\ORM\Query\TokenType::T_' . strtoupper($value); | ||
81 | |||
82 | if (defined($name)) { | ||
83 | $type = constant($name); | ||
84 | |||
85 | if ($type->value > 100) { | ||
86 | return $type; | ||
87 | } | ||
88 | } | ||
89 | |||
90 | if (str_contains($value, '\\')) { | ||
91 | return TokenType::T_FULLY_QUALIFIED_NAME; | ||
92 | } | ||
93 | |||
94 | return TokenType::T_IDENTIFIER; | ||
95 | |||
96 | // Recognize input parameters | ||
97 | case $value[0] === '?' || $value[0] === ':': | ||
98 | return TokenType::T_INPUT_PARAMETER; | ||
99 | |||
100 | // Recognize symbols | ||
101 | case $value === '.': | ||
102 | return TokenType::T_DOT; | ||
103 | |||
104 | case $value === ',': | ||
105 | return TokenType::T_COMMA; | ||
106 | |||
107 | case $value === '(': | ||
108 | return TokenType::T_OPEN_PARENTHESIS; | ||
109 | |||
110 | case $value === ')': | ||
111 | return TokenType::T_CLOSE_PARENTHESIS; | ||
112 | |||
113 | case $value === '=': | ||
114 | return TokenType::T_EQUALS; | ||
115 | |||
116 | case $value === '>': | ||
117 | return TokenType::T_GREATER_THAN; | ||
118 | |||
119 | case $value === '<': | ||
120 | return TokenType::T_LOWER_THAN; | ||
121 | |||
122 | case $value === '+': | ||
123 | return TokenType::T_PLUS; | ||
124 | |||
125 | case $value === '-': | ||
126 | return TokenType::T_MINUS; | ||
127 | |||
128 | case $value === '*': | ||
129 | return TokenType::T_MULTIPLY; | ||
130 | |||
131 | case $value === '/': | ||
132 | return TokenType::T_DIVIDE; | ||
133 | |||
134 | case $value === '!': | ||
135 | return TokenType::T_NEGATE; | ||
136 | |||
137 | case $value === '{': | ||
138 | return TokenType::T_OPEN_CURLY_BRACE; | ||
139 | |||
140 | case $value === '}': | ||
141 | return TokenType::T_CLOSE_CURLY_BRACE; | ||
142 | |||
143 | // Default | ||
144 | default: | ||
145 | // Do nothing | ||
146 | } | ||
147 | |||
148 | return $type; | ||
149 | } | ||
150 | } | ||