|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace Remorhaz\UniLex\RegExp\Grammar; |
|
6
|
|
|
|
|
7
|
|
|
use Remorhaz\UniLex\AST\Tree; |
|
8
|
|
|
use Remorhaz\UniLex\Exception; |
|
9
|
|
|
use Remorhaz\UniLex\Parser\Production; |
|
10
|
|
|
use Remorhaz\UniLex\RegExp\AST\NodeType; |
|
11
|
|
|
|
|
12
|
|
|
class SymbolTranslationScheme |
|
13
|
|
|
{ |
|
14
|
|
|
private $tree; |
|
15
|
|
|
|
|
16
|
|
|
public function __construct(Tree $tree) |
|
17
|
|
|
{ |
|
18
|
|
|
$this->tree = $tree; |
|
19
|
|
|
} |
|
20
|
|
|
|
|
21
|
|
|
/** |
|
22
|
|
|
* @param Production $production |
|
23
|
|
|
* @param int $symbolIndex |
|
24
|
|
|
* @throws Exception |
|
25
|
|
|
*/ |
|
26
|
|
|
public function applyActions(Production $production, int $symbolIndex): void |
|
27
|
|
|
{ |
|
28
|
|
|
$header = $production->getHeaderShortcut(); |
|
29
|
|
|
$symbols = $production->getSymbolListShortcut(); |
|
30
|
|
|
$hash = "{$production->getHeader()->getSymbolId()}.{$production->getIndex()}.{$symbolIndex}"; |
|
31
|
|
|
switch ($hash) { |
|
32
|
|
|
case SymbolType::NT_PARTS . ".0.1": |
|
33
|
|
|
// [SymbolType::NT_PART, SymbolType::NT_ALT_PARTS] |
|
34
|
|
|
// SymbolType::NT_ALT_PARTS |
|
35
|
|
|
$symbols[1]['i.alternative_node'] = $symbols[0]['s.alternative_node']; |
|
36
|
|
|
break; |
|
37
|
|
|
|
|
38
|
|
|
case SymbolType::NT_ALT_PARTS . ".0.1": |
|
39
|
|
|
// [SymbolType::NT_ALT_SEPARATOR, SymbolType::NT_PART, SymbolType::NT_ALT_PARTS_TAIL] |
|
40
|
|
|
// SymbolType::NT_PART |
|
41
|
|
|
$alternativesNode = $this |
|
42
|
|
|
->tree |
|
43
|
|
|
->createNode(NodeType::ALTERNATIVE) |
|
44
|
|
|
->addChild($this->tree->getNode($header['i.alternative_node'])); |
|
45
|
|
|
$symbols[1]['i.alternatives_node'] = $alternativesNode->getId(); |
|
46
|
|
|
break; |
|
47
|
|
|
|
|
48
|
|
|
case SymbolType::NT_ALT_PARTS . ".0.2": |
|
49
|
|
|
// SymbolType::NT_ALT_PARTS_TAIL |
|
50
|
|
|
$symbols[2]['i.alternatives_node'] = $symbols[1]['i.alternatives_node']; |
|
51
|
|
|
$symbols[2]['i.alternative_node'] = $symbols[1]['s.alternative_node']; |
|
52
|
|
|
break; |
|
53
|
|
|
|
|
54
|
|
|
case SymbolType::NT_ALT_PARTS_TAIL . ".0.1": |
|
55
|
|
|
// [SymbolType::NT_ALT_SEPARATOR, SymbolType::NT_PART, SymbolType::NT_ALT_PARTS_TAIL] |
|
56
|
|
|
// SymbolType::NT_PART |
|
57
|
|
|
$alternativesNode = $this |
|
58
|
|
|
->tree |
|
59
|
|
|
->getNode($header['i.alternatives_node']) |
|
60
|
|
|
->addChild($this->tree->getNode($header['i.alternative_node'])); |
|
61
|
|
|
$symbols[1]['i.alternatives_node'] = $alternativesNode->getId(); |
|
62
|
|
|
break; |
|
63
|
|
|
|
|
64
|
|
|
case SymbolType::NT_ALT_PARTS_TAIL . ".0.2": |
|
65
|
|
|
// SymbolType::NT_ALT_PARTS_TAIL |
|
66
|
|
|
$symbols[2]['i.alternatives_node'] = $symbols[1]['i.alternatives_node']; |
|
67
|
|
|
$symbols[2]['i.alternative_node'] = $symbols[1]['s.alternative_node']; |
|
68
|
|
|
break; |
|
69
|
|
|
|
|
70
|
|
|
case SymbolType::NT_PART . ".0.1": |
|
71
|
|
|
// [SymbolType::NT_ITEM, SymbolType::NT_MORE_ITEMS] |
|
72
|
|
|
// SymbolType::NT_MORE_ITEMS |
|
73
|
|
|
$symbols[1]['i.concatenable_node'] = $symbols[0]['s.concatenable_node']; |
|
74
|
|
|
break; |
|
75
|
|
|
|
|
76
|
|
|
case SymbolType::NT_MORE_ITEMS . ".0.0": |
|
77
|
|
|
// [SymbolType::NT_ITEM, SymbolType::NT_MORE_ITEMS_TAIL] |
|
78
|
|
|
// SymbolType::NT_ITEM |
|
79
|
|
|
$concatenateNode = $this |
|
80
|
|
|
->tree |
|
81
|
|
|
->createNode(NodeType::CONCATENATE) |
|
82
|
|
|
->addChild($this->tree->getNode($header['i.concatenable_node'])); |
|
83
|
|
|
$symbols[0]['i.concatenate_node'] = $concatenateNode->getId(); |
|
84
|
|
|
break; |
|
85
|
|
|
|
|
86
|
|
|
case SymbolType::NT_MORE_ITEMS . ".0.1": |
|
87
|
|
|
// SymbolType::NT_MORE_ITEMS_TAIL |
|
88
|
|
|
$symbols[1]['i.concatenable_node'] = $symbols[0]['s.concatenable_node']; |
|
89
|
|
|
$symbols[1]['i.concatenate_node'] = $symbols[0]['i.concatenate_node']; |
|
90
|
|
|
break; |
|
91
|
|
|
|
|
92
|
|
|
case SymbolType::NT_MORE_ITEMS_TAIL . ".0.0": |
|
93
|
|
|
// [SymbolType::NT_ITEM, SymbolType::NT_MORE_ITEMS_TAIL] |
|
94
|
|
|
// SymbolType::NT_ITEM |
|
95
|
|
|
$concatenateNode = $this |
|
96
|
|
|
->tree |
|
97
|
|
|
->getNode($header['i.concatenate_node']) |
|
98
|
|
|
->addChild($this->tree->getNode($header['i.concatenable_node'])); |
|
99
|
|
|
$symbols[0]['i.concatenate_node'] = $concatenateNode->getId(); |
|
100
|
|
|
break; |
|
101
|
|
|
|
|
102
|
|
|
case SymbolType::NT_MORE_ITEMS_TAIL . ".0.1": |
|
103
|
|
|
// SymbolType::NT_MORE_ITEMS_TAIL |
|
104
|
|
|
$symbols[1]['i.concatenable_node'] = $symbols[0]['s.concatenable_node']; |
|
105
|
|
|
$symbols[1]['i.concatenate_node'] = $symbols[0]['i.concatenate_node']; |
|
106
|
|
|
break; |
|
107
|
|
|
|
|
108
|
|
|
case SymbolType::NT_LIMIT . ".0.2": |
|
109
|
|
|
// [SymbolType::NT_LIMIT_START, SymbolType::NT_MIN, SymbolType::NT_OPT_MAX, SymbolType::NT_LIMIT_END] |
|
110
|
|
|
// SymbolType::NT_OPT_MAX |
|
111
|
|
|
$symbols[2]['i.min'] = $symbols[1]['s.number_value']; |
|
112
|
|
|
break; |
|
113
|
|
|
|
|
114
|
|
|
case SymbolType::NT_PROP_NAME . ".0.0": |
|
115
|
|
|
// [SymbolType::NT_PROP_NAME_PART] |
|
116
|
|
|
// SymbolType::NT_PROP_NAME_PART |
|
117
|
|
|
$symbols[0]['i.name'] = []; |
|
118
|
|
|
break; |
|
119
|
|
|
|
|
120
|
|
|
case SymbolType::NT_PROP_NAME_PART . ".0.1": |
|
121
|
|
|
// [SymbolType::NT_NOT_PROP_FINISH, SymbolType::NT_PROP_NAME_PART] |
|
122
|
|
|
// SymbolType::NT_PROP_NAME_PART |
|
123
|
|
|
$symbols[1]['i.name'] = array_merge($header['i.name'], [$symbols[0]['s.code']]); |
|
124
|
|
|
break; |
|
125
|
|
|
|
|
126
|
|
|
case SymbolType::NT_CLASS_BODY . ".0.2": |
|
127
|
|
|
// [SymbolType::NT_CLASS_INVERTER, SymbolType::NT_FIRST_INV_CLASS_ITEM, SymbolType::NT_CLASS_ITEMS] |
|
128
|
|
|
// SymbolType::NT_CLASS_ITEMS |
|
129
|
|
|
$symbols[2]['i.not'] = true; |
|
130
|
|
|
$symbols[2]['i.symbol_node'] = $symbols[1]['s.symbol_node']; |
|
131
|
|
|
break; |
|
132
|
|
|
|
|
133
|
|
|
case SymbolType::NT_CLASS_BODY . ".1.1": |
|
134
|
|
|
// [SymbolType::NT_FIRST_CLASS_ITEM, SymbolType::NT_CLASS_ITEMS] |
|
135
|
|
|
// SymbolType::NT_CLASS_ITEMS |
|
136
|
|
|
$symbols[1]['i.not'] = false; |
|
137
|
|
|
$symbols[1]['i.symbol_node'] = $symbols[0]['s.symbol_node']; |
|
138
|
|
|
break; |
|
139
|
|
|
|
|
140
|
|
|
case SymbolType::NT_FIRST_CLASS_ITEM . ".0.1": |
|
141
|
|
|
case SymbolType::NT_FIRST_INV_CLASS_ITEM . ".0.1": |
|
142
|
|
|
// [SymbolType::NT_FIRST_CLASS_SYMBOL, SymbolType::NT_RANGE] |
|
143
|
|
|
// SymbolType::NT_RANGE |
|
144
|
|
|
$symbolNode = $this |
|
145
|
|
|
->tree |
|
146
|
|
|
->createNode(NodeType::SYMBOL) |
|
147
|
|
|
->setAttribute('code', $symbols[0]['s.code']); |
|
148
|
|
|
$symbols[1]['i.symbol_node'] = $symbolNode->getId(); |
|
149
|
|
|
break; |
|
150
|
|
|
|
|
151
|
|
|
case SymbolType::NT_FIRST_CLASS_ITEM . ".1.1": |
|
152
|
|
|
case SymbolType::NT_FIRST_INV_CLASS_ITEM . ".1.1": |
|
153
|
|
|
// [SymbolType::NT_ESC_CLASS_SYMBOL, SymbolType::NT_RANGE] |
|
154
|
|
|
// SymbolType::NT_RANGE |
|
155
|
|
|
$symbols[1]['i.symbol_node'] = $symbols[0]['s.symbol_node']; |
|
156
|
|
|
break; |
|
157
|
|
|
|
|
158
|
|
|
case SymbolType::NT_CLASS_ITEMS . ".0.1": |
|
159
|
|
|
// [SymbolType::NT_CLASS_ITEM, SymbolType::NT_CLASS_ITEMS_TAIL] |
|
160
|
|
|
// SymbolType::NT_CLASS_ITEMS_TAIL |
|
161
|
|
|
$classNode = $this |
|
162
|
|
|
->tree |
|
163
|
|
|
->createNode(NodeType::SYMBOL_CLASS) |
|
164
|
|
|
->setAttribute('not', $header['i.not']) |
|
165
|
|
|
->addChild($this->tree->getNode($header['i.symbol_node'])) |
|
166
|
|
|
->addChild($this->tree->getNode($symbols[0]['s.symbol_node'])); |
|
167
|
|
|
$symbols[1]['i.class_node'] = $classNode->getId(); |
|
168
|
|
|
break; |
|
169
|
|
|
|
|
170
|
|
|
case SymbolType::NT_CLASS_ITEMS_TAIL . ".0.1": |
|
171
|
|
|
// [SymbolType::NT_CLASS_ITEM, SymbolType::NT_CLASS_ITEMS_TAIL] |
|
172
|
|
|
// SymbolType::NT_CLASS_ITEMS_TAIL |
|
173
|
|
|
$classNode = $this |
|
174
|
|
|
->tree |
|
175
|
|
|
->getNode($header['i.class_node']) |
|
176
|
|
|
->addChild($this->tree->getNode($symbols[0]['s.symbol_node'])); |
|
177
|
|
|
$symbols[1]['i.class_node'] = $classNode->getId(); |
|
178
|
|
|
break; |
|
179
|
|
|
|
|
180
|
|
|
case SymbolType::NT_CLASS_ITEM . ".0.1": |
|
181
|
|
|
// [SymbolType::NT_CLASS_SYMBOL, SymbolType::NT_RANGE] |
|
182
|
|
|
// SymbolType::NT_RANGE |
|
183
|
|
|
$symbols[1]['i.symbol_node'] = $symbols[0]['s.symbol_node']; |
|
184
|
|
|
break; |
|
185
|
|
|
} |
|
186
|
|
|
} |
|
187
|
|
|
} |
|
188
|
|
|
|
remorhaz /
php-unilex
