OLD | NEW |
1 // This code was auto-generated, is not intended to be edited, and is subject to | 1 // This code was auto-generated, is not intended to be edited, and is subject to |
2 // significant change. Please see the README file for more information. | 2 // significant change. Please see the README file for more information. |
3 | 3 |
4 library engine.html; | 4 library engine.html; |
5 | 5 |
6 import 'dart:collection'; | 6 import 'dart:collection'; |
7 import 'java_core.dart'; | 7 import 'java_core.dart'; |
8 import 'java_engine.dart'; | 8 import 'java_engine.dart'; |
9 import 'source.dart'; | 9 import 'source.dart'; |
10 import 'error.dart'; | 10 import 'error.dart'; |
11 import 'instrumentation.dart'; | 11 import 'instrumentation.dart'; |
12 import 'element.dart' show HtmlElementImpl; | 12 import 'element.dart' show HtmlElementImpl; |
13 | 13 |
| 14 |
14 /** | 15 /** |
15 * Instances of the class {@code Token} represent a token that was scanned from
the input. Each | 16 * Instances of the class {@code Token} represent a token that was scanned from
the input. Each |
16 * token knows which token follows it, acting as the head of a linked list of to
kens. | 17 * token knows which token follows it, acting as the head of a linked list of to
kens. |
17 * @coverage dart.engine.html | 18 * @coverage dart.engine.html |
18 */ | 19 */ |
19 class Token { | 20 class Token { |
| 21 |
20 /** | 22 /** |
21 * The offset from the beginning of the file to the first character in the tok
en. | 23 * The offset from the beginning of the file to the first character in the tok
en. |
22 */ | 24 */ |
23 int _offset = 0; | 25 int _offset = 0; |
| 26 |
24 /** | 27 /** |
25 * The previous token in the token stream. | 28 * The previous token in the token stream. |
26 */ | 29 */ |
27 Token _previous; | 30 Token _previous; |
| 31 |
28 /** | 32 /** |
29 * The next token in the token stream. | 33 * The next token in the token stream. |
30 */ | 34 */ |
31 Token _next; | 35 Token _next; |
| 36 |
32 /** | 37 /** |
33 * The type of the token. | 38 * The type of the token. |
34 */ | 39 */ |
35 TokenType _type; | 40 TokenType _type; |
| 41 |
36 /** | 42 /** |
37 * The lexeme represented by this token. | 43 * The lexeme represented by this token. |
38 */ | 44 */ |
39 String _value; | 45 String _value; |
| 46 |
40 /** | 47 /** |
41 * Initialize a newly created token. | 48 * Initialize a newly created token. |
42 * @param type the token type (not {@code null}) | 49 * @param type the token type (not {@code null}) |
43 * @param offset the offset from the beginning of the file to the first charac
ter in the token | 50 * @param offset the offset from the beginning of the file to the first charac
ter in the token |
44 */ | 51 */ |
45 Token.con1(TokenType type, int offset) { | 52 Token.con1(TokenType type, int offset) { |
46 _jtd_constructor_151_impl(type, offset); | 53 _jtd_constructor_154_impl(type, offset); |
47 } | 54 } |
48 _jtd_constructor_151_impl(TokenType type, int offset) { | 55 _jtd_constructor_154_impl(TokenType type, int offset) { |
49 _jtd_constructor_152_impl(type, offset, type.lexeme); | 56 _jtd_constructor_155_impl(type, offset, type.lexeme); |
50 } | 57 } |
| 58 |
51 /** | 59 /** |
52 * Initialize a newly created token. | 60 * Initialize a newly created token. |
53 * @param type the token type (not {@code null}) | 61 * @param type the token type (not {@code null}) |
54 * @param offset the offset from the beginning of the file to the first charac
ter in the token | 62 * @param offset the offset from the beginning of the file to the first charac
ter in the token |
55 * @param value the lexeme represented by this token (not {@code null}) | 63 * @param value the lexeme represented by this token (not {@code null}) |
56 */ | 64 */ |
57 Token.con2(TokenType type2, int offset2, String value2) { | 65 Token.con2(TokenType type2, int offset2, String value2) { |
58 _jtd_constructor_152_impl(type2, offset2, value2); | 66 _jtd_constructor_155_impl(type2, offset2, value2); |
59 } | 67 } |
60 _jtd_constructor_152_impl(TokenType type2, int offset2, String value2) { | 68 _jtd_constructor_155_impl(TokenType type2, int offset2, String value2) { |
61 this._type = type2; | 69 this._type = type2; |
62 this._value = StringUtilities.intern(value2); | 70 this._value = StringUtilities.intern(value2); |
63 this._offset = offset2; | 71 this._offset = offset2; |
64 } | 72 } |
| 73 |
65 /** | 74 /** |
66 * Return the offset from the beginning of the file to the character after las
t character of the | 75 * Return the offset from the beginning of the file to the character after las
t character of the |
67 * token. | 76 * token. |
68 * @return the offset from the beginning of the file to the first character af
ter last character | 77 * @return the offset from the beginning of the file to the first character af
ter last character |
69 * of the token | 78 * of the token |
70 */ | 79 */ |
71 int get end => _offset + length; | 80 int get end => _offset + length; |
| 81 |
72 /** | 82 /** |
73 * Return the number of characters in the node's source range. | 83 * Return the number of characters in the node's source range. |
74 * @return the number of characters in the node's source range | 84 * @return the number of characters in the node's source range |
75 */ | 85 */ |
76 int get length => lexeme.length; | 86 int get length => lexeme.length; |
| 87 |
77 /** | 88 /** |
78 * Return the lexeme that represents this token. | 89 * Return the lexeme that represents this token. |
79 * @return the lexeme (not {@code null}) | 90 * @return the lexeme (not {@code null}) |
80 */ | 91 */ |
81 String get lexeme => _value; | 92 String get lexeme => _value; |
| 93 |
82 /** | 94 /** |
83 * Return the next token in the token stream. | 95 * Return the next token in the token stream. |
84 * @return the next token in the token stream | 96 * @return the next token in the token stream |
85 */ | 97 */ |
86 Token get next => _next; | 98 Token get next => _next; |
| 99 |
87 /** | 100 /** |
88 * Return the offset from the beginning of the file to the first character in
the token. | 101 * Return the offset from the beginning of the file to the first character in
the token. |
89 * @return the offset from the beginning of the file to the first character in
the token | 102 * @return the offset from the beginning of the file to the first character in
the token |
90 */ | 103 */ |
91 int get offset => _offset; | 104 int get offset => _offset; |
| 105 |
92 /** | 106 /** |
93 * Return the previous token in the token stream. | 107 * Return the previous token in the token stream. |
94 * @return the previous token in the token stream | 108 * @return the previous token in the token stream |
95 */ | 109 */ |
96 Token get previous => _previous; | 110 Token get previous => _previous; |
| 111 |
97 /** | 112 /** |
98 * Answer the token type for the receiver. | 113 * Answer the token type for the receiver. |
99 * @return the token type (not {@code null}) | 114 * @return the token type (not {@code null}) |
100 */ | 115 */ |
101 TokenType get type => _type; | 116 TokenType get type => _type; |
| 117 |
102 /** | 118 /** |
103 * Return {@code true} if this token is a synthetic token. A synthetic token i
s a token that was | 119 * Return {@code true} if this token is a synthetic token. A synthetic token i
s a token that was |
104 * introduced by the parser in order to recover from an error in the code. Syn
thetic tokens always | 120 * introduced by the parser in order to recover from an error in the code. Syn
thetic tokens always |
105 * have a length of zero ({@code 0}). | 121 * have a length of zero ({@code 0}). |
106 * @return {@code true} if this token is a synthetic token | 122 * @return {@code true} if this token is a synthetic token |
107 */ | 123 */ |
108 bool isSynthetic() => length == 0; | 124 bool isSynthetic() => length == 0; |
| 125 |
109 /** | 126 /** |
110 * Set the next token in the token stream to the given token. This has the sid
e-effect of setting | 127 * Set the next token in the token stream to the given token. This has the sid
e-effect of setting |
111 * this token to be the previous token for the given token. | 128 * this token to be the previous token for the given token. |
112 * @param token the next token in the token stream | 129 * @param token the next token in the token stream |
113 * @return the token that was passed in | 130 * @return the token that was passed in |
114 */ | 131 */ |
115 Token setNext(Token token) { | 132 Token setNext(Token token) { |
116 _next = token; | 133 _next = token; |
117 token.previous = this; | 134 token.previous = this; |
118 return token; | 135 return token; |
119 } | 136 } |
120 String toString() => lexeme; | 137 String toString() => lexeme; |
| 138 |
121 /** | 139 /** |
122 * Set the previous token in the token stream to the given token. | 140 * Set the previous token in the token stream to the given token. |
123 * @param previous the previous token in the token stream | 141 * @param previous the previous token in the token stream |
124 */ | 142 */ |
125 void set previous(Token previous2) { | 143 void set previous(Token previous2) { |
126 this._previous = previous2; | 144 this._previous = previous2; |
127 } | 145 } |
128 } | 146 } |
| 147 |
129 /** | 148 /** |
130 * Instances of {@code HtmlParseResult} hold the result of parsing an HTML file. | 149 * Instances of {@code HtmlParseResult} hold the result of parsing an HTML file. |
131 * @coverage dart.engine.html | 150 * @coverage dart.engine.html |
132 */ | 151 */ |
133 class HtmlParseResult extends HtmlScanResult { | 152 class HtmlParseResult extends HtmlScanResult { |
| 153 |
134 /** | 154 /** |
135 * The unit containing the parsed information (not {@code null}). | 155 * The unit containing the parsed information (not {@code null}). |
136 */ | 156 */ |
137 HtmlUnit _unit; | 157 HtmlUnit _unit; |
138 HtmlParseResult(int modificationTime, Token token, List<int> lineStarts, HtmlU
nit unit) : super(modificationTime, token, lineStarts) { | 158 HtmlParseResult(int modificationTime, Token token, List<int> lineStarts, HtmlU
nit unit) : super(modificationTime, token, lineStarts) { |
139 this._unit = unit; | 159 this._unit = unit; |
140 } | 160 } |
| 161 |
141 /** | 162 /** |
142 * Answer the unit generated by parsing the source | 163 * Answer the unit generated by parsing the source |
143 * @return the unit (not {@code null}) | 164 * @return the unit (not {@code null}) |
144 */ | 165 */ |
145 HtmlUnit get htmlUnit => _unit; | 166 HtmlUnit get htmlUnit => _unit; |
146 } | 167 } |
| 168 |
147 /** | 169 /** |
148 * Instances of the class {@code RecursiveXmlVisitor} implement an XML visitor t
hat will recursively | 170 * Instances of the class {@code RecursiveXmlVisitor} implement an XML visitor t
hat will recursively |
149 * visit all of the nodes in an XML structure. For example, using an instance of
this class to visit | 171 * visit all of the nodes in an XML structure. For example, using an instance of
this class to visit |
150 * a {@link XmlTagNode} will also cause all of the contained {@link XmlAttribute
Node}s and{@link XmlTagNode}s to be visited. | 172 * a {@link XmlTagNode} will also cause all of the contained {@link XmlAttribute
Node}s and{@link XmlTagNode}s to be visited. |
151 * <p> | 173 * <p> |
152 * Subclasses that override a visit method must either invoke the overridden vis
it method or must | 174 * Subclasses that override a visit method must either invoke the overridden vis
it method or must |
153 * explicitly ask the visited node to visit its children. Failure to do so will
cause the children | 175 * explicitly ask the visited node to visit its children. Failure to do so will
cause the children |
154 * of the visited node to not be visited. | 176 * of the visited node to not be visited. |
155 * @coverage dart.engine.html | 177 * @coverage dart.engine.html |
156 */ | 178 */ |
157 class RecursiveXmlVisitor<R> implements XmlVisitor<R> { | 179 class RecursiveXmlVisitor<R> implements XmlVisitor<R> { |
158 R visitHtmlUnit(HtmlUnit node) { | 180 R visitHtmlUnit(HtmlUnit node) { |
159 node.visitChildren(this); | 181 node.visitChildren(this); |
160 return null; | 182 return null; |
161 } | 183 } |
162 R visitXmlAttributeNode(XmlAttributeNode node) { | 184 R visitXmlAttributeNode(XmlAttributeNode node) { |
163 node.visitChildren(this); | 185 node.visitChildren(this); |
164 return null; | 186 return null; |
165 } | 187 } |
166 R visitXmlTagNode(XmlTagNode node) { | 188 R visitXmlTagNode(XmlTagNode node) { |
167 node.visitChildren(this); | 189 node.visitChildren(this); |
168 return null; | 190 return null; |
169 } | 191 } |
170 } | 192 } |
| 193 |
171 /** | 194 /** |
172 * The abstract class {@code XmlNode} defines behavior common to all XML/HTML no
des. | 195 * The abstract class {@code XmlNode} defines behavior common to all XML/HTML no
des. |
173 * @coverage dart.engine.html | 196 * @coverage dart.engine.html |
174 */ | 197 */ |
175 abstract class XmlNode { | 198 abstract class XmlNode { |
| 199 |
176 /** | 200 /** |
177 * The parent of the node, or {@code null} if the node is the root of an AST s
tructure. | 201 * The parent of the node, or {@code null} if the node is the root of an AST s
tructure. |
178 */ | 202 */ |
179 XmlNode _parent; | 203 XmlNode _parent; |
| 204 |
180 /** | 205 /** |
181 * Use the given visitor to visit this node. | 206 * Use the given visitor to visit this node. |
182 * @param visitor the visitor that will visit this node | 207 * @param visitor the visitor that will visit this node |
183 * @return the value returned by the visitor as a result of visiting this node | 208 * @return the value returned by the visitor as a result of visiting this node |
184 */ | 209 */ |
185 accept(XmlVisitor visitor); | 210 accept(XmlVisitor visitor); |
| 211 |
186 /** | 212 /** |
187 * Return the first token included in this node's source range. | 213 * Return the first token included in this node's source range. |
188 * @return the first token or {@code null} if none | 214 * @return the first token or {@code null} if none |
189 */ | 215 */ |
190 Token get beginToken; | 216 Token get beginToken; |
| 217 |
191 /** | 218 /** |
192 * Return the offset of the character immediately following the last character
of this node's | 219 * Return the offset of the character immediately following the last character
of this node's |
193 * source range. This is equivalent to {@code node.getOffset() + node.getLengt
h()}. For an html | 220 * source range. This is equivalent to {@code node.getOffset() + node.getLengt
h()}. For an html |
194 * unit this will be equal to the length of the unit's source. | 221 * unit this will be equal to the length of the unit's source. |
195 * @return the offset of the character just past the node's source range | 222 * @return the offset of the character just past the node's source range |
196 */ | 223 */ |
197 int get end => offset + length; | 224 int get end => offset + length; |
| 225 |
198 /** | 226 /** |
199 * Return the last token included in this node's source range. | 227 * Return the last token included in this node's source range. |
200 * @return the last token or {@code null} if none | 228 * @return the last token or {@code null} if none |
201 */ | 229 */ |
202 Token get endToken; | 230 Token get endToken; |
| 231 |
203 /** | 232 /** |
204 * Return the number of characters in the node's source range. | 233 * Return the number of characters in the node's source range. |
205 * @return the number of characters in the node's source range | 234 * @return the number of characters in the node's source range |
206 */ | 235 */ |
207 int get length { | 236 int get length { |
208 Token beginToken2 = beginToken; | 237 Token beginToken2 = beginToken; |
209 Token endToken2 = endToken; | 238 Token endToken2 = endToken; |
210 if (beginToken2 == null || endToken2 == null) { | 239 if (beginToken2 == null || endToken2 == null) { |
211 return -1; | 240 return -1; |
212 } | 241 } |
213 return endToken2.offset + endToken2.length - beginToken2.offset; | 242 return endToken2.offset + endToken2.length - beginToken2.offset; |
214 } | 243 } |
| 244 |
215 /** | 245 /** |
216 * Return the offset from the beginning of the file to the first character in
the node's source | 246 * Return the offset from the beginning of the file to the first character in
the node's source |
217 * range. | 247 * range. |
218 * @return the offset from the beginning of the file to the first character in
the node's source | 248 * @return the offset from the beginning of the file to the first character in
the node's source |
219 * range | 249 * range |
220 */ | 250 */ |
221 int get offset { | 251 int get offset { |
222 Token beginToken2 = beginToken; | 252 Token beginToken2 = beginToken; |
223 if (beginToken2 == null) { | 253 if (beginToken2 == null) { |
224 return -1; | 254 return -1; |
225 } | 255 } |
226 return beginToken.offset; | 256 return beginToken.offset; |
227 } | 257 } |
| 258 |
228 /** | 259 /** |
229 * Return this node's parent node, or {@code null} if this node is the root of
an AST structure. | 260 * Return this node's parent node, or {@code null} if this node is the root of
an AST structure. |
230 * <p> | 261 * <p> |
231 * Note that the relationship between an AST node and its parent node may chan
ge over the lifetime | 262 * Note that the relationship between an AST node and its parent node may chan
ge over the lifetime |
232 * of a node. | 263 * of a node. |
233 * @return the parent of this node, or {@code null} if none | 264 * @return the parent of this node, or {@code null} if none |
234 */ | 265 */ |
235 XmlNode get parent => _parent; | 266 XmlNode get parent => _parent; |
236 String toString() { | 267 String toString() { |
237 PrintStringWriter writer = new PrintStringWriter(); | 268 PrintStringWriter writer = new PrintStringWriter(); |
238 accept(new ToSourceVisitor(writer)); | 269 accept(new ToSourceVisitor(writer)); |
239 return writer.toString(); | 270 return writer.toString(); |
240 } | 271 } |
| 272 |
241 /** | 273 /** |
242 * Use the given visitor to visit all of the children of this node. The childr
en will be visited | 274 * Use the given visitor to visit all of the children of this node. The childr
en will be visited |
243 * in source order. | 275 * in source order. |
244 * @param visitor the visitor that will be used to visit the children of this
node | 276 * @param visitor the visitor that will be used to visit the children of this
node |
245 */ | 277 */ |
246 void visitChildren(XmlVisitor<Object> visitor); | 278 void visitChildren(XmlVisitor<Object> visitor); |
| 279 |
247 /** | 280 /** |
248 * Make this node the parent of the given child nodes. | 281 * Make this node the parent of the given child nodes. |
249 * @param children the nodes that will become the children of this node | 282 * @param children the nodes that will become the children of this node |
250 * @return the nodes that were made children of this node | 283 * @return the nodes that were made children of this node |
251 */ | 284 */ |
252 List becomeParentOf(List children) { | 285 List becomeParentOf(List children) { |
253 if (children != null) { | 286 if (children != null) { |
254 for (JavaIterator iter = new JavaIterator(children); iter.hasNext;) { | 287 for (JavaIterator iter = new JavaIterator(children); iter.hasNext;) { |
255 XmlNode node = iter.next(); | 288 XmlNode node = iter.next(); |
256 node.parent = this; | 289 node.parent = this; |
257 } | 290 } |
258 return new List.from(children); | 291 return new List.from(children); |
259 } | 292 } |
260 return children; | 293 return children; |
261 } | 294 } |
| 295 |
262 /** | 296 /** |
263 * Make this node the parent of the given child node. | 297 * Make this node the parent of the given child node. |
264 * @param child the node that will become a child of this node | 298 * @param child the node that will become a child of this node |
265 * @return the node that was made a child of this node | 299 * @return the node that was made a child of this node |
266 */ | 300 */ |
267 XmlNode becomeParentOf2(XmlNode child) { | 301 XmlNode becomeParentOf2(XmlNode child) { |
268 if (child != null) { | 302 if (child != null) { |
269 XmlNode node = child; | 303 XmlNode node = child; |
270 node.parent = this; | 304 node.parent = this; |
271 } | 305 } |
272 return child; | 306 return child; |
273 } | 307 } |
| 308 |
274 /** | 309 /** |
275 * Set the parent of this node to the given node. | 310 * Set the parent of this node to the given node. |
276 * @param newParent the node that is to be made the parent of this node | 311 * @param newParent the node that is to be made the parent of this node |
277 */ | 312 */ |
278 void set parent(XmlNode newParent) { | 313 void set parent(XmlNode newParent) { |
279 _parent = newParent; | 314 _parent = newParent; |
280 } | 315 } |
281 } | 316 } |
| 317 |
282 /** | 318 /** |
283 * Instances of the class {@code SimpleXmlVisitor} implement an AST visitor that
will do nothing | 319 * Instances of the class {@code SimpleXmlVisitor} implement an AST visitor that
will do nothing |
284 * when visiting an AST node. It is intended to be a superclass for classes that
use the visitor | 320 * when visiting an AST node. It is intended to be a superclass for classes that
use the visitor |
285 * pattern primarily as a dispatch mechanism (and hence don't need to recursivel
y visit a whole | 321 * pattern primarily as a dispatch mechanism (and hence don't need to recursivel
y visit a whole |
286 * structure) and that only need to visit a small number of node types. | 322 * structure) and that only need to visit a small number of node types. |
287 */ | 323 */ |
288 class SimpleXmlVisitor<R> implements XmlVisitor<R> { | 324 class SimpleXmlVisitor<R> implements XmlVisitor<R> { |
289 R visitHtmlUnit(HtmlUnit htmlUnit) => null; | 325 R visitHtmlUnit(HtmlUnit htmlUnit) => null; |
290 R visitXmlAttributeNode(XmlAttributeNode xmlAttributeNode) => null; | 326 R visitXmlAttributeNode(XmlAttributeNode xmlAttributeNode) => null; |
291 R visitXmlTagNode(XmlTagNode xmlTagNode) => null; | 327 R visitXmlTagNode(XmlTagNode xmlTagNode) => null; |
292 } | 328 } |
| 329 |
293 /** | 330 /** |
294 * The abstract class {@code AbstractScanner} implements a scanner for HTML code
. Subclasses are | 331 * The abstract class {@code AbstractScanner} implements a scanner for HTML code
. Subclasses are |
295 * required to implement the interface used to access the characters being scann
ed. | 332 * required to implement the interface used to access the characters being scann
ed. |
296 * @coverage dart.engine.html | 333 * @coverage dart.engine.html |
297 */ | 334 */ |
298 abstract class AbstractScanner { | 335 abstract class AbstractScanner { |
299 static List<String> _NO_PASS_THROUGH_ELEMENTS = <String> []; | 336 static List<String> _NO_PASS_THROUGH_ELEMENTS = <String> []; |
| 337 |
300 /** | 338 /** |
301 * The source being scanned. | 339 * The source being scanned. |
302 */ | 340 */ |
303 Source _source; | 341 Source _source; |
| 342 |
304 /** | 343 /** |
305 * The token pointing to the head of the linked list of tokens. | 344 * The token pointing to the head of the linked list of tokens. |
306 */ | 345 */ |
307 Token _tokens; | 346 Token _tokens; |
| 347 |
308 /** | 348 /** |
309 * The last token that was scanned. | 349 * The last token that was scanned. |
310 */ | 350 */ |
311 Token _tail; | 351 Token _tail; |
| 352 |
312 /** | 353 /** |
313 * A list containing the offsets of the first character of each line in the so
urce code. | 354 * A list containing the offsets of the first character of each line in the so
urce code. |
314 */ | 355 */ |
315 List<int> _lineStarts = new List<int>(); | 356 List<int> _lineStarts = new List<int>(); |
| 357 |
316 /** | 358 /** |
317 * An array of element tags for which the content between tags should be consi
der a single token. | 359 * An array of element tags for which the content between tags should be consi
der a single token. |
318 */ | 360 */ |
319 List<String> _passThroughElements = _NO_PASS_THROUGH_ELEMENTS; | 361 List<String> _passThroughElements = _NO_PASS_THROUGH_ELEMENTS; |
| 362 |
320 /** | 363 /** |
321 * Initialize a newly created scanner. | 364 * Initialize a newly created scanner. |
322 * @param source the source being scanned | 365 * @param source the source being scanned |
323 */ | 366 */ |
324 AbstractScanner(Source source) { | 367 AbstractScanner(Source source) { |
325 this._source = source; | 368 this._source = source; |
326 _tokens = new Token.con1(TokenType.EOF, -1); | 369 _tokens = new Token.con1(TokenType.EOF, -1); |
327 _tokens.setNext(_tokens); | 370 _tokens.setNext(_tokens); |
328 _tail = _tokens; | 371 _tail = _tokens; |
329 recordStartOfLine(); | 372 recordStartOfLine(); |
330 } | 373 } |
| 374 |
331 /** | 375 /** |
332 * Return an array containing the offsets of the first character of each line
in the source code. | 376 * Return an array containing the offsets of the first character of each line
in the source code. |
333 * @return an array containing the offsets of the first character of each line
in the source code | 377 * @return an array containing the offsets of the first character of each line
in the source code |
334 */ | 378 */ |
335 List<int> get lineStarts => _lineStarts; | 379 List<int> get lineStarts => _lineStarts; |
| 380 |
336 /** | 381 /** |
337 * Return the current offset relative to the beginning of the file. Return the
initial offset if | 382 * Return the current offset relative to the beginning of the file. Return the
initial offset if |
338 * the scanner has not yet scanned the source code, and one (1) past the end o
f the source code if | 383 * the scanner has not yet scanned the source code, and one (1) past the end o
f the source code if |
339 * the source code has been scanned. | 384 * the source code has been scanned. |
340 * @return the current offset of the scanner in the source | 385 * @return the current offset of the scanner in the source |
341 */ | 386 */ |
342 int get offset; | 387 int get offset; |
| 388 |
343 /** | 389 /** |
344 * Answer the source being scanned. | 390 * Answer the source being scanned. |
345 * @return the source or {@code null} if undefined | 391 * @return the source or {@code null} if undefined |
346 */ | 392 */ |
347 Source get source => _source; | 393 Source get source => _source; |
| 394 |
348 /** | 395 /** |
349 * Set array of element tags for which the content between tags should be cons
ider a single token. | 396 * Set array of element tags for which the content between tags should be cons
ider a single token. |
350 */ | 397 */ |
351 void set passThroughElements(List<String> passThroughElements2) { | 398 void set passThroughElements(List<String> passThroughElements2) { |
352 this._passThroughElements = passThroughElements2 != null ? passThroughElemen
ts2 : _NO_PASS_THROUGH_ELEMENTS; | 399 this._passThroughElements = passThroughElements2 != null ? passThroughElemen
ts2 : _NO_PASS_THROUGH_ELEMENTS; |
353 } | 400 } |
| 401 |
354 /** | 402 /** |
355 * Scan the source code to produce a list of tokens representing the source. | 403 * Scan the source code to produce a list of tokens representing the source. |
356 * @return the first token in the list of tokens that were produced | 404 * @return the first token in the list of tokens that were produced |
357 */ | 405 */ |
358 Token tokenize() { | 406 Token tokenize() { |
359 scan(); | 407 scan(); |
360 appendEofToken(); | 408 appendEofToken(); |
361 return firstToken(); | 409 return firstToken(); |
362 } | 410 } |
| 411 |
363 /** | 412 /** |
364 * Advance the current position and return the character at the new current po
sition. | 413 * Advance the current position and return the character at the new current po
sition. |
365 * @return the character at the new current position | 414 * @return the character at the new current position |
366 */ | 415 */ |
367 int advance(); | 416 int advance(); |
| 417 |
368 /** | 418 /** |
369 * Return the substring of the source code between the start offset and the mo
dified current | 419 * Return the substring of the source code between the start offset and the mo
dified current |
370 * position. The current position is modified by adding the end delta. | 420 * position. The current position is modified by adding the end delta. |
371 * @param start the offset to the beginning of the string, relative to the sta
rt of the file | 421 * @param start the offset to the beginning of the string, relative to the sta
rt of the file |
372 * @param endDelta the number of character after the current location to be in
cluded in the | 422 * @param endDelta the number of character after the current location to be in
cluded in the |
373 * string, or the number of characters before the current location to be exclu
ded if the | 423 * string, or the number of characters before the current location to be exclu
ded if the |
374 * offset is negative | 424 * offset is negative |
375 * @return the specified substring of the source code | 425 * @return the specified substring of the source code |
376 */ | 426 */ |
377 String getString(int start, int endDelta); | 427 String getString(int start, int endDelta); |
| 428 |
378 /** | 429 /** |
379 * Return the character at the current position without changing the current p
osition. | 430 * Return the character at the current position without changing the current p
osition. |
380 * @return the character at the current position | 431 * @return the character at the current position |
381 */ | 432 */ |
382 int peek(); | 433 int peek(); |
| 434 |
383 /** | 435 /** |
384 * Record the fact that we are at the beginning of a new line in the source. | 436 * Record the fact that we are at the beginning of a new line in the source. |
385 */ | 437 */ |
386 void recordStartOfLine() { | 438 void recordStartOfLine() { |
387 _lineStarts.add(offset); | 439 _lineStarts.add(offset); |
388 } | 440 } |
389 void appendEofToken() { | 441 void appendEofToken() { |
390 Token eofToken = new Token.con1(TokenType.EOF, offset); | 442 Token eofToken = new Token.con1(TokenType.EOF, offset); |
391 eofToken.setNext(eofToken); | 443 eofToken.setNext(eofToken); |
392 _tail = _tail.setNext(eofToken); | 444 _tail = _tail.setNext(eofToken); |
(...skipping 149 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
542 c = advance(); | 594 c = advance(); |
543 } | 595 } |
544 emit3(TokenType.TAG, start, -1); | 596 emit3(TokenType.TAG, start, -1); |
545 } else { | 597 } else { |
546 emit3(TokenType.TEXT, start, 0); | 598 emit3(TokenType.TEXT, start, 0); |
547 c = advance(); | 599 c = advance(); |
548 } | 600 } |
549 } | 601 } |
550 } | 602 } |
551 } | 603 } |
| 604 |
552 /** | 605 /** |
553 * Instances of {@code HtmlScanResult} hold the result of scanning an HTML file. | 606 * Instances of {@code HtmlScanResult} hold the result of scanning an HTML file. |
554 * @coverage dart.engine.html | 607 * @coverage dart.engine.html |
555 */ | 608 */ |
556 class HtmlScanResult { | 609 class HtmlScanResult { |
| 610 |
557 /** | 611 /** |
558 * The time at which the contents of the source were last set. | 612 * The time at which the contents of the source were last set. |
559 */ | 613 */ |
560 int _modificationTime = 0; | 614 int _modificationTime = 0; |
| 615 |
561 /** | 616 /** |
562 * The first token in the token stream (not {@code null}). | 617 * The first token in the token stream (not {@code null}). |
563 */ | 618 */ |
564 Token _token; | 619 Token _token; |
| 620 |
565 /** | 621 /** |
566 * The line start information that was produced. | 622 * The line start information that was produced. |
567 */ | 623 */ |
568 List<int> _lineStarts; | 624 List<int> _lineStarts; |
569 HtmlScanResult(int modificationTime, Token token, List<int> lineStarts) { | 625 HtmlScanResult(int modificationTime, Token token, List<int> lineStarts) { |
570 this._modificationTime = modificationTime; | 626 this._modificationTime = modificationTime; |
571 this._token = token; | 627 this._token = token; |
572 this._lineStarts = lineStarts; | 628 this._lineStarts = lineStarts; |
573 } | 629 } |
| 630 |
574 /** | 631 /** |
575 * Answer the line start information that was produced. | 632 * Answer the line start information that was produced. |
576 * @return an array of line starts (not {@code null}) | 633 * @return an array of line starts (not {@code null}) |
577 */ | 634 */ |
578 List<int> get lineStarts => _lineStarts; | 635 List<int> get lineStarts => _lineStarts; |
| 636 |
579 /** | 637 /** |
580 * Return the time at which the contents of the source were last set. | 638 * Return the time at which the contents of the source were last set. |
581 * @return the time at which the contents of the source were last set | 639 * @return the time at which the contents of the source were last set |
582 */ | 640 */ |
583 int get modificationTime => _modificationTime; | 641 int get modificationTime => _modificationTime; |
| 642 |
584 /** | 643 /** |
585 * Answer the first token in the token stream. | 644 * Answer the first token in the token stream. |
586 * @return the token (not {@code null}) | 645 * @return the token (not {@code null}) |
587 */ | 646 */ |
588 Token get token => _token; | 647 Token get token => _token; |
589 } | 648 } |
| 649 |
590 /** | 650 /** |
591 * Instances of the class {@code StringScanner} implement a scanner that reads f
rom a string. The | 651 * Instances of the class {@code StringScanner} implement a scanner that reads f
rom a string. The |
592 * scanning logic is in the superclass. | 652 * scanning logic is in the superclass. |
593 * @coverage dart.engine.html | 653 * @coverage dart.engine.html |
594 */ | 654 */ |
595 class StringScanner extends AbstractScanner { | 655 class StringScanner extends AbstractScanner { |
| 656 |
596 /** | 657 /** |
597 * The string from which characters will be read. | 658 * The string from which characters will be read. |
598 */ | 659 */ |
599 String _string; | 660 String _string; |
| 661 |
600 /** | 662 /** |
601 * The number of characters in the string. | 663 * The number of characters in the string. |
602 */ | 664 */ |
603 int _stringLength = 0; | 665 int _stringLength = 0; |
| 666 |
604 /** | 667 /** |
605 * The index, relative to the string, of the last character that was read. | 668 * The index, relative to the string, of the last character that was read. |
606 */ | 669 */ |
607 int _charOffset = 0; | 670 int _charOffset = 0; |
| 671 |
608 /** | 672 /** |
609 * Initialize a newly created scanner to scan the characters in the given stri
ng. | 673 * Initialize a newly created scanner to scan the characters in the given stri
ng. |
610 * @param source the source being scanned | 674 * @param source the source being scanned |
611 * @param string the string from which characters will be read | 675 * @param string the string from which characters will be read |
612 */ | 676 */ |
613 StringScanner(Source source, String string) : super(source) { | 677 StringScanner(Source source, String string) : super(source) { |
614 this._string = string; | 678 this._string = string; |
615 this._stringLength = string.length; | 679 this._stringLength = string.length; |
616 this._charOffset = -1; | 680 this._charOffset = -1; |
617 } | 681 } |
618 int get offset => _charOffset; | 682 int get offset => _charOffset; |
619 void set offset(int offset2) { | 683 void set offset(int offset2) { |
620 _charOffset = offset2; | 684 _charOffset = offset2; |
621 } | 685 } |
622 int advance() { | 686 int advance() { |
623 if (++_charOffset < _stringLength) { | 687 if (++_charOffset < _stringLength) { |
624 return _string.codeUnitAt(_charOffset); | 688 return _string.codeUnitAt(_charOffset); |
625 } | 689 } |
626 _charOffset = _stringLength; | 690 _charOffset = _stringLength; |
627 return -1; | 691 return -1; |
628 } | 692 } |
629 String getString(int start, int endDelta) => _string.substring(start, _charOff
set + 1 + endDelta); | 693 String getString(int start, int endDelta) => _string.substring(start, _charOff
set + 1 + endDelta); |
630 int peek() { | 694 int peek() { |
631 if (_charOffset + 1 < _stringLength) { | 695 if (_charOffset + 1 < _stringLength) { |
632 return _string.codeUnitAt(_charOffset + 1); | 696 return _string.codeUnitAt(_charOffset + 1); |
633 } | 697 } |
634 return -1; | 698 return -1; |
635 } | 699 } |
636 } | 700 } |
| 701 |
637 /** | 702 /** |
638 * Instances of the class {@code CharBufferScanner} implement a scanner that rea
ds from a character | 703 * Instances of the class {@code CharBufferScanner} implement a scanner that rea
ds from a character |
639 * buffer. The scanning logic is in the superclass. | 704 * buffer. The scanning logic is in the superclass. |
640 * @coverage dart.engine.html | 705 * @coverage dart.engine.html |
641 */ | 706 */ |
642 class CharBufferScanner extends AbstractScanner { | 707 class CharBufferScanner extends AbstractScanner { |
| 708 |
643 /** | 709 /** |
644 * The buffer from which characters will be read. | 710 * The buffer from which characters will be read. |
645 */ | 711 */ |
646 CharSequence _buffer; | 712 CharSequence _buffer; |
| 713 |
647 /** | 714 /** |
648 * The number of characters in the buffer. | 715 * The number of characters in the buffer. |
649 */ | 716 */ |
650 int _bufferLength = 0; | 717 int _bufferLength = 0; |
| 718 |
651 /** | 719 /** |
652 * The index of the last character that was read. | 720 * The index of the last character that was read. |
653 */ | 721 */ |
654 int _charOffset = 0; | 722 int _charOffset = 0; |
| 723 |
655 /** | 724 /** |
656 * Initialize a newly created scanner to scan the characters in the given char
acter buffer. | 725 * Initialize a newly created scanner to scan the characters in the given char
acter buffer. |
657 * @param source the source being scanned | 726 * @param source the source being scanned |
658 * @param buffer the buffer from which characters will be read | 727 * @param buffer the buffer from which characters will be read |
659 */ | 728 */ |
660 CharBufferScanner(Source source, CharSequence buffer) : super(source) { | 729 CharBufferScanner(Source source, CharSequence buffer) : super(source) { |
661 this._buffer = buffer; | 730 this._buffer = buffer; |
662 this._bufferLength = buffer.length(); | 731 this._bufferLength = buffer.length(); |
663 this._charOffset = -1; | 732 this._charOffset = -1; |
664 } | 733 } |
665 int get offset => _charOffset; | 734 int get offset => _charOffset; |
666 int advance() { | 735 int advance() { |
667 if (++_charOffset < _bufferLength) { | 736 if (++_charOffset < _bufferLength) { |
668 return _buffer.charAt(_charOffset); | 737 return _buffer.charAt(_charOffset); |
669 } | 738 } |
670 _charOffset = _bufferLength; | 739 _charOffset = _bufferLength; |
671 return -1; | 740 return -1; |
672 } | 741 } |
673 String getString(int start, int endDelta) => _buffer.subSequence(start, _charO
ffset + 1 + endDelta).toString(); | 742 String getString(int start, int endDelta) => _buffer.subSequence(start, _charO
ffset + 1 + endDelta).toString(); |
674 int peek() { | 743 int peek() { |
675 if (_charOffset + 1 < _bufferLength) { | 744 if (_charOffset + 1 < _bufferLength) { |
676 return _buffer.charAt(_charOffset + 1); | 745 return _buffer.charAt(_charOffset + 1); |
677 } | 746 } |
678 return -1; | 747 return -1; |
679 } | 748 } |
680 } | 749 } |
| 750 |
681 /** | 751 /** |
682 * Instances of the class {@code ToSourceVisitor} write a source representation
of a visited XML | 752 * Instances of the class {@code ToSourceVisitor} write a source representation
of a visited XML |
683 * node (and all of it's children) to a writer. | 753 * node (and all of it's children) to a writer. |
684 * @coverage dart.engine.html | 754 * @coverage dart.engine.html |
685 */ | 755 */ |
686 class ToSourceVisitor implements XmlVisitor<Object> { | 756 class ToSourceVisitor implements XmlVisitor<Object> { |
| 757 |
687 /** | 758 /** |
688 * The writer to which the source is to be written. | 759 * The writer to which the source is to be written. |
689 */ | 760 */ |
690 PrintWriter _writer; | 761 PrintWriter _writer; |
| 762 |
691 /** | 763 /** |
692 * Initialize a newly created visitor to write source code representing the vi
sited nodes to the | 764 * Initialize a newly created visitor to write source code representing the vi
sited nodes to the |
693 * given writer. | 765 * given writer. |
694 * @param writer the writer to which the source is to be written | 766 * @param writer the writer to which the source is to be written |
695 */ | 767 */ |
696 ToSourceVisitor(PrintWriter writer) { | 768 ToSourceVisitor(PrintWriter writer) { |
697 this._writer = writer; | 769 this._writer = writer; |
698 } | 770 } |
699 Object visitHtmlUnit(HtmlUnit node) { | 771 Object visitHtmlUnit(HtmlUnit node) { |
700 for (XmlTagNode child in node.tagNodes) { | 772 for (XmlTagNode child in node.tagNodes) { |
(...skipping 29 matching lines...) Expand all Loading... |
730 if (node.closingTag != null) { | 802 if (node.closingTag != null) { |
731 for (XmlTagNode child in node.tagNodes) { | 803 for (XmlTagNode child in node.tagNodes) { |
732 visit(child); | 804 visit(child); |
733 } | 805 } |
734 _writer.print("</"); | 806 _writer.print("</"); |
735 _writer.print(tagName); | 807 _writer.print(tagName); |
736 _writer.print(">"); | 808 _writer.print(">"); |
737 } | 809 } |
738 return null; | 810 return null; |
739 } | 811 } |
| 812 |
740 /** | 813 /** |
741 * Safely visit the given node. | 814 * Safely visit the given node. |
742 * @param node the node to be visited | 815 * @param node the node to be visited |
743 */ | 816 */ |
744 void visit(XmlNode node) { | 817 void visit(XmlNode node) { |
745 if (node != null) { | 818 if (node != null) { |
746 node.accept(this); | 819 node.accept(this); |
747 } | 820 } |
748 } | 821 } |
749 } | 822 } |
| 823 |
750 /** | 824 /** |
751 * The enumeration {@code TokenType} defines the types of tokens that can be ret
urned by the | 825 * The enumeration {@code TokenType} defines the types of tokens that can be ret
urned by the |
752 * scanner. | 826 * scanner. |
753 * @coverage dart.engine.html | 827 * @coverage dart.engine.html |
754 */ | 828 */ |
755 class TokenType implements Comparable<TokenType> { | 829 class TokenType implements Comparable<TokenType> { |
| 830 |
756 /** | 831 /** |
757 * The type of the token that marks the end of the input. | 832 * The type of the token that marks the end of the input. |
758 */ | 833 */ |
759 static final TokenType EOF = new TokenType_EOF('EOF', 0, ""); | 834 static final TokenType EOF = new TokenType_EOF('EOF', 0, ""); |
760 static final TokenType EQ = new TokenType('EQ', 1, "="); | 835 static final TokenType EQ = new TokenType('EQ', 1, "="); |
761 static final TokenType GT = new TokenType('GT', 2, ">"); | 836 static final TokenType GT = new TokenType('GT', 2, ">"); |
762 static final TokenType LT_SLASH = new TokenType('LT_SLASH', 3, "</"); | 837 static final TokenType LT_SLASH = new TokenType('LT_SLASH', 3, "</"); |
763 static final TokenType LT = new TokenType('LT', 4, "<"); | 838 static final TokenType LT = new TokenType('LT', 4, "<"); |
764 static final TokenType SLASH_GT = new TokenType('SLASH_GT', 5, "/>"); | 839 static final TokenType SLASH_GT = new TokenType('SLASH_GT', 5, "/>"); |
765 static final TokenType COMMENT = new TokenType('COMMENT', 6, null); | 840 static final TokenType COMMENT = new TokenType('COMMENT', 6, null); |
766 static final TokenType DECLARATION = new TokenType('DECLARATION', 7, null); | 841 static final TokenType DECLARATION = new TokenType('DECLARATION', 7, null); |
767 static final TokenType DIRECTIVE = new TokenType('DIRECTIVE', 8, null); | 842 static final TokenType DIRECTIVE = new TokenType('DIRECTIVE', 8, null); |
768 static final TokenType STRING = new TokenType('STRING', 9, null); | 843 static final TokenType STRING = new TokenType('STRING', 9, null); |
769 static final TokenType TAG = new TokenType('TAG', 10, null); | 844 static final TokenType TAG = new TokenType('TAG', 10, null); |
770 static final TokenType TEXT = new TokenType('TEXT', 11, null); | 845 static final TokenType TEXT = new TokenType('TEXT', 11, null); |
771 static final List<TokenType> values = [EOF, EQ, GT, LT_SLASH, LT, SLASH_GT, CO
MMENT, DECLARATION, DIRECTIVE, STRING, TAG, TEXT]; | 846 static final List<TokenType> values = [EOF, EQ, GT, LT_SLASH, LT, SLASH_GT, CO
MMENT, DECLARATION, DIRECTIVE, STRING, TAG, TEXT]; |
772 final String __name; | 847 |
773 final int __ordinal; | 848 /// The name of this enum constant, as declared in the enum declaration. |
774 int get ordinal => __ordinal; | 849 final String name; |
| 850 |
| 851 /// The position in the enum declaration. |
| 852 final int ordinal; |
| 853 |
775 /** | 854 /** |
776 * The lexeme that defines this type of token, or {@code null} if there is mor
e than one possible | 855 * The lexeme that defines this type of token, or {@code null} if there is mor
e than one possible |
777 * lexeme for this type of token. | 856 * lexeme for this type of token. |
778 */ | 857 */ |
779 String _lexeme; | 858 String _lexeme; |
780 TokenType(this.__name, this.__ordinal, String lexeme) { | 859 TokenType(this.name, this.ordinal, String lexeme) { |
781 this._lexeme = lexeme; | 860 this._lexeme = lexeme; |
782 } | 861 } |
| 862 |
783 /** | 863 /** |
784 * Return the lexeme that defines this type of token, or {@code null} if there
is more than one | 864 * Return the lexeme that defines this type of token, or {@code null} if there
is more than one |
785 * possible lexeme for this type of token. | 865 * possible lexeme for this type of token. |
786 * @return the lexeme that defines this type of token | 866 * @return the lexeme that defines this type of token |
787 */ | 867 */ |
788 String get lexeme => _lexeme; | 868 String get lexeme => _lexeme; |
789 int compareTo(TokenType other) => __ordinal - other.__ordinal; | 869 int compareTo(TokenType other) => ordinal - other.ordinal; |
790 String toString() => __name; | 870 String toString() => name; |
791 } | 871 } |
792 class TokenType_EOF extends TokenType { | 872 class TokenType_EOF extends TokenType { |
793 TokenType_EOF(String ___name, int ___ordinal, String arg0) : super(___name, __
_ordinal, arg0); | 873 TokenType_EOF(String name, int ordinal, String arg0) : super(name, ordinal, ar
g0); |
794 String toString() => "-eof-"; | 874 String toString() => "-eof-"; |
795 } | 875 } |
| 876 |
796 /** | 877 /** |
797 * Instances of {@code XmlAttributeNode} represent name/value pairs owned by an
{@link XmlTagNode}. | 878 * Instances of {@code XmlAttributeNode} represent name/value pairs owned by an
{@link XmlTagNode}. |
798 * @coverage dart.engine.html | 879 * @coverage dart.engine.html |
799 */ | 880 */ |
800 class XmlAttributeNode extends XmlNode { | 881 class XmlAttributeNode extends XmlNode { |
801 Token _name; | 882 Token _name; |
802 Token _equals; | 883 Token _equals; |
803 Token _value; | 884 Token _value; |
| 885 |
804 /** | 886 /** |
805 * Construct a new instance representing an XML attribute. | 887 * Construct a new instance representing an XML attribute. |
806 * @param name the name token (not {@code null}). This may be a zero length to
ken if the attribute | 888 * @param name the name token (not {@code null}). This may be a zero length to
ken if the attribute |
807 * is badly formed. | 889 * is badly formed. |
808 * @param equals the equals sign or {@code null} if none | 890 * @param equals the equals sign or {@code null} if none |
809 * @param value the value token (not {@code null}) | 891 * @param value the value token (not {@code null}) |
810 */ | 892 */ |
811 XmlAttributeNode(Token name, Token equals, Token value) { | 893 XmlAttributeNode(Token name, Token equals, Token value) { |
812 this._name = name; | 894 this._name = name; |
813 this._equals = equals; | 895 this._equals = equals; |
814 this._value = value; | 896 this._value = value; |
815 } | 897 } |
816 accept(XmlVisitor visitor) => visitor.visitXmlAttributeNode(this); | 898 accept(XmlVisitor visitor) => visitor.visitXmlAttributeNode(this); |
817 Token get beginToken => _name; | 899 Token get beginToken => _name; |
818 Token get endToken => _value; | 900 Token get endToken => _value; |
| 901 |
819 /** | 902 /** |
820 * Answer the equals sign token that appears between the name and value tokens
. This may be{@code null} if the attribute is badly formed. | 903 * Answer the equals sign token that appears between the name and value tokens
. This may be{@code null} if the attribute is badly formed. |
821 * @return the token or {@code null} if there is no equals sign between the na
me and value | 904 * @return the token or {@code null} if there is no equals sign between the na
me and value |
822 */ | 905 */ |
823 Token get equals => _equals; | 906 Token get equals => _equals; |
| 907 |
824 /** | 908 /** |
825 * Answer the attribute name. This may be a zero length token if the attribute
is badly formed. | 909 * Answer the attribute name. This may be a zero length token if the attribute
is badly formed. |
826 * @return the name (not {@code null}) | 910 * @return the name (not {@code null}) |
827 */ | 911 */ |
828 Token get name => _name; | 912 Token get name => _name; |
| 913 |
829 /** | 914 /** |
830 * Answer the lexeme for the value token without the leading and trailing quot
es. | 915 * Answer the lexeme for the value token without the leading and trailing quot
es. |
831 * @return the text or {@code null} if the value is not specified | 916 * @return the text or {@code null} if the value is not specified |
832 */ | 917 */ |
833 String get text { | 918 String get text { |
834 if (_value == null) { | 919 if (_value == null) { |
835 return null; | 920 return null; |
836 } | 921 } |
837 String text = _value.lexeme; | 922 String text = _value.lexeme; |
838 int len = text.length; | 923 int len = text.length; |
839 if (len > 0) { | 924 if (len > 0) { |
840 if (text.codeUnitAt(0) == 0x22) { | 925 if (text.codeUnitAt(0) == 0x22) { |
841 if (len > 1 && text.codeUnitAt(len - 1) == 0x22) { | 926 if (len > 1 && text.codeUnitAt(len - 1) == 0x22) { |
842 return text.substring(1, len - 1); | 927 return text.substring(1, len - 1); |
843 } else { | 928 } else { |
844 return text.substring(1); | 929 return text.substring(1); |
845 } | 930 } |
846 } else if (text.codeUnitAt(0) == 0x27) { | 931 } else if (text.codeUnitAt(0) == 0x27) { |
847 if (len > 1 && text.codeUnitAt(len - 1) == 0x27) { | 932 if (len > 1 && text.codeUnitAt(len - 1) == 0x27) { |
848 return text.substring(1, len - 1); | 933 return text.substring(1, len - 1); |
849 } else { | 934 } else { |
850 return text.substring(1); | 935 return text.substring(1); |
851 } | 936 } |
852 } | 937 } |
853 } | 938 } |
854 return text; | 939 return text; |
855 } | 940 } |
| 941 |
856 /** | 942 /** |
857 * Answer the attribute value. A properly formed value will start and end with
matching quote | 943 * Answer the attribute value. A properly formed value will start and end with
matching quote |
858 * characters, but the value returned may not be properly formed. | 944 * characters, but the value returned may not be properly formed. |
859 * @return the value or {@code null} if this represents a badly formed attribu
te | 945 * @return the value or {@code null} if this represents a badly formed attribu
te |
860 */ | 946 */ |
861 Token get value => _value; | 947 Token get value => _value; |
862 void visitChildren(XmlVisitor<Object> visitor) { | 948 void visitChildren(XmlVisitor<Object> visitor) { |
863 } | 949 } |
864 } | 950 } |
| 951 |
865 /** | 952 /** |
866 * The interface {@code XmlVisitor} defines the behavior of objects that can be
used to visit an{@link XmlNode} structure. | 953 * The interface {@code XmlVisitor} defines the behavior of objects that can be
used to visit an{@link XmlNode} structure. |
867 * @coverage dart.engine.html | 954 * @coverage dart.engine.html |
868 */ | 955 */ |
869 abstract class XmlVisitor<R> { | 956 abstract class XmlVisitor<R> { |
870 R visitHtmlUnit(HtmlUnit htmlUnit); | 957 R visitHtmlUnit(HtmlUnit htmlUnit); |
871 R visitXmlAttributeNode(XmlAttributeNode xmlAttributeNode); | 958 R visitXmlAttributeNode(XmlAttributeNode xmlAttributeNode); |
872 R visitXmlTagNode(XmlTagNode xmlTagNode); | 959 R visitXmlTagNode(XmlTagNode xmlTagNode); |
873 } | 960 } |
| 961 |
874 /** | 962 /** |
875 * Instances of {@code HtmlScanner} receive and scan HTML content from a {@link
Source}.<br/> | 963 * Instances of {@code HtmlScanner} receive and scan HTML content from a {@link
Source}.<br/> |
876 * For example, the following code scans HTML source and returns the result: | 964 * For example, the following code scans HTML source and returns the result: |
877 * <pre> | 965 * <pre> |
878 * HtmlScanner scanner = new HtmlScanner(source); | 966 * HtmlScanner scanner = new HtmlScanner(source); |
879 * source.getContents(scanner); | 967 * source.getContents(scanner); |
880 * return scanner.getResult(); | 968 * return scanner.getResult(); |
881 * </pre> | 969 * </pre> |
882 * @coverage dart.engine.html | 970 * @coverage dart.engine.html |
883 */ | 971 */ |
884 class HtmlScanner implements Source_ContentReceiver { | 972 class HtmlScanner implements Source_ContentReceiver { |
885 List<String> _SCRIPT_TAG = <String> ["script"]; | 973 List<String> _SCRIPT_TAG = <String> ["script"]; |
| 974 |
886 /** | 975 /** |
887 * The source being scanned (not {@code null}) | 976 * The source being scanned (not {@code null}) |
888 */ | 977 */ |
889 Source _source; | 978 Source _source; |
| 979 |
890 /** | 980 /** |
891 * The time at which the contents of the source were last set. | 981 * The time at which the contents of the source were last set. |
892 */ | 982 */ |
893 int _modificationTime = 0; | 983 int _modificationTime = 0; |
| 984 |
894 /** | 985 /** |
895 * The scanner used to scan the source | 986 * The scanner used to scan the source |
896 */ | 987 */ |
897 AbstractScanner _scanner; | 988 AbstractScanner _scanner; |
| 989 |
898 /** | 990 /** |
899 * The first token in the token stream. | 991 * The first token in the token stream. |
900 */ | 992 */ |
901 Token _token; | 993 Token _token; |
| 994 |
902 /** | 995 /** |
903 * Construct a new instance to scan the specified source. | 996 * Construct a new instance to scan the specified source. |
904 * @param source the source to be scanned (not {@code null}) | 997 * @param source the source to be scanned (not {@code null}) |
905 */ | 998 */ |
906 HtmlScanner(Source source) { | 999 HtmlScanner(Source source) { |
907 this._source = source; | 1000 this._source = source; |
908 } | 1001 } |
909 void accept(CharBuffer contents, int modificationTime2) { | 1002 void accept(CharBuffer contents, int modificationTime2) { |
910 this._modificationTime = modificationTime2; | 1003 this._modificationTime = modificationTime2; |
911 _scanner = new CharBufferScanner(_source, contents); | 1004 _scanner = new CharBufferScanner(_source, contents); |
912 _scanner.passThroughElements = _SCRIPT_TAG; | 1005 _scanner.passThroughElements = _SCRIPT_TAG; |
913 _token = _scanner.tokenize(); | 1006 _token = _scanner.tokenize(); |
914 } | 1007 } |
915 void accept2(String contents, int modificationTime2) { | 1008 void accept2(String contents, int modificationTime2) { |
916 this._modificationTime = modificationTime2; | 1009 this._modificationTime = modificationTime2; |
917 _scanner = new StringScanner(_source, contents); | 1010 _scanner = new StringScanner(_source, contents); |
918 _scanner.passThroughElements = _SCRIPT_TAG; | 1011 _scanner.passThroughElements = _SCRIPT_TAG; |
919 _token = _scanner.tokenize(); | 1012 _token = _scanner.tokenize(); |
920 } | 1013 } |
| 1014 |
921 /** | 1015 /** |
922 * Answer the result of scanning the source | 1016 * Answer the result of scanning the source |
923 * @return the result (not {@code null}) | 1017 * @return the result (not {@code null}) |
924 */ | 1018 */ |
925 HtmlScanResult get result => new HtmlScanResult(_modificationTime, _token, _sc
anner.lineStarts); | 1019 HtmlScanResult get result => new HtmlScanResult(_modificationTime, _token, _sc
anner.lineStarts); |
926 } | 1020 } |
| 1021 |
927 /** | 1022 /** |
928 * Instances of the class {@code XmlParser} are used to parse tokens into a AST
structure comprised | 1023 * Instances of the class {@code XmlParser} are used to parse tokens into a AST
structure comprised |
929 * of {@link XmlNode}s. | 1024 * of {@link XmlNode}s. |
930 * @coverage dart.engine.html | 1025 * @coverage dart.engine.html |
931 */ | 1026 */ |
932 class XmlParser { | 1027 class XmlParser { |
| 1028 |
933 /** | 1029 /** |
934 * The source being parsed. | 1030 * The source being parsed. |
935 */ | 1031 */ |
936 Source _source; | 1032 Source _source; |
| 1033 |
937 /** | 1034 /** |
938 * The next token to be parsed. | 1035 * The next token to be parsed. |
939 */ | 1036 */ |
940 Token _currentToken; | 1037 Token _currentToken; |
| 1038 |
941 /** | 1039 /** |
942 * Construct a parser for the specified source. | 1040 * Construct a parser for the specified source. |
943 * @param source the source being parsed | 1041 * @param source the source being parsed |
944 */ | 1042 */ |
945 XmlParser(Source source) { | 1043 XmlParser(Source source) { |
946 this._source = source; | 1044 this._source = source; |
947 } | 1045 } |
| 1046 |
948 /** | 1047 /** |
949 * Answer the source being parsed. | 1048 * Answer the source being parsed. |
950 * @return the source | 1049 * @return the source |
951 */ | 1050 */ |
952 Source get source => _source; | 1051 Source get source => _source; |
| 1052 |
953 /** | 1053 /** |
954 * Answer {@code true} if the specified tag is self closing and thus should ne
ver have content or | 1054 * Answer {@code true} if the specified tag is self closing and thus should ne
ver have content or |
955 * child tag nodes. | 1055 * child tag nodes. |
956 * @param tag the tag (not {@code null}) | 1056 * @param tag the tag (not {@code null}) |
957 * @return {@code true} if self closing | 1057 * @return {@code true} if self closing |
958 */ | 1058 */ |
959 bool isSelfClosing(Token tag) => false; | 1059 bool isSelfClosing(Token tag) => false; |
| 1060 |
960 /** | 1061 /** |
961 * Parse the entire token stream and in the process, advance the current token
to the end of the | 1062 * Parse the entire token stream and in the process, advance the current token
to the end of the |
962 * token stream. | 1063 * token stream. |
963 * @return the list of tag nodes found (not {@code null}, contains no {@code n
ull}) | 1064 * @return the list of tag nodes found (not {@code null}, contains no {@code n
ull}) |
964 */ | 1065 */ |
965 List<XmlTagNode> parseTopTagNodes(Token firstToken) { | 1066 List<XmlTagNode> parseTopTagNodes(Token firstToken) { |
966 _currentToken = firstToken; | 1067 _currentToken = firstToken; |
967 List<XmlTagNode> tagNodes = new List<XmlTagNode>(); | 1068 List<XmlTagNode> tagNodes = new List<XmlTagNode>(); |
968 while (true) { | 1069 while (true) { |
969 while (true) { | 1070 while (true) { |
970 if (_currentToken.type == TokenType.LT) { | 1071 if (_currentToken.type == TokenType.LT) { |
971 tagNodes.add(parseTagNode()); | 1072 tagNodes.add(parseTagNode()); |
972 } else if (_currentToken.type == TokenType.DECLARATION || _currentToken.
type == TokenType.DIRECTIVE || _currentToken.type == TokenType.COMMENT) { | 1073 } else if (_currentToken.type == TokenType.DECLARATION || _currentToken.
type == TokenType.DIRECTIVE || _currentToken.type == TokenType.COMMENT) { |
973 _currentToken = _currentToken.next; | 1074 _currentToken = _currentToken.next; |
974 } else if (_currentToken.type == TokenType.EOF) { | 1075 } else if (_currentToken.type == TokenType.EOF) { |
975 return tagNodes; | 1076 return tagNodes; |
976 } else { | 1077 } else { |
977 reportUnexpectedToken(); | 1078 reportUnexpectedToken(); |
978 _currentToken = _currentToken.next; | 1079 _currentToken = _currentToken.next; |
979 } | 1080 } |
980 break; | 1081 break; |
981 } | 1082 } |
982 } | 1083 } |
983 } | 1084 } |
| 1085 |
984 /** | 1086 /** |
985 * Answer the current token. | 1087 * Answer the current token. |
986 * @return the current token | 1088 * @return the current token |
987 */ | 1089 */ |
988 Token get currentToken => _currentToken; | 1090 Token get currentToken => _currentToken; |
| 1091 |
989 /** | 1092 /** |
990 * Insert a synthetic token of the specified type before the current token | 1093 * Insert a synthetic token of the specified type before the current token |
991 * @param type the type of token to be inserted (not {@code null}) | 1094 * @param type the type of token to be inserted (not {@code null}) |
992 * @return the synthetic token that was inserted (not {@code null}) | 1095 * @return the synthetic token that was inserted (not {@code null}) |
993 */ | 1096 */ |
994 Token insertSyntheticToken(TokenType type) { | 1097 Token insertSyntheticToken(TokenType type) { |
995 Token token = new Token.con2(type, _currentToken.offset, ""); | 1098 Token token = new Token.con2(type, _currentToken.offset, ""); |
996 _currentToken.previous.setNext(token); | 1099 _currentToken.previous.setNext(token); |
997 token.setNext(_currentToken); | 1100 token.setNext(_currentToken); |
998 return token; | 1101 return token; |
999 } | 1102 } |
| 1103 |
1000 /** | 1104 /** |
1001 * Parse the token stream for an attribute. This method advances the current t
oken over the | 1105 * Parse the token stream for an attribute. This method advances the current t
oken over the |
1002 * attribute, but should not be called if the {@link #currentToken} is not {@l
ink TokenType#TAG}. | 1106 * attribute, but should not be called if the {@link #currentToken} is not {@l
ink TokenType#TAG}. |
1003 * @return the attribute (not {@code null}) | 1107 * @return the attribute (not {@code null}) |
1004 */ | 1108 */ |
1005 XmlAttributeNode parseAttribute() { | 1109 XmlAttributeNode parseAttribute() { |
1006 Token name = _currentToken; | 1110 Token name = _currentToken; |
1007 _currentToken = _currentToken.next; | 1111 _currentToken = _currentToken.next; |
1008 Token equals; | 1112 Token equals; |
1009 if (identical(_currentToken.type, TokenType.EQ)) { | 1113 if (identical(_currentToken.type, TokenType.EQ)) { |
1010 equals = _currentToken; | 1114 equals = _currentToken; |
1011 _currentToken = _currentToken.next; | 1115 _currentToken = _currentToken.next; |
1012 } else { | 1116 } else { |
1013 reportUnexpectedToken(); | 1117 reportUnexpectedToken(); |
1014 equals = insertSyntheticToken(TokenType.EQ); | 1118 equals = insertSyntheticToken(TokenType.EQ); |
1015 } | 1119 } |
1016 Token value; | 1120 Token value; |
1017 if (identical(_currentToken.type, TokenType.STRING)) { | 1121 if (identical(_currentToken.type, TokenType.STRING)) { |
1018 value = _currentToken; | 1122 value = _currentToken; |
1019 _currentToken = _currentToken.next; | 1123 _currentToken = _currentToken.next; |
1020 } else { | 1124 } else { |
1021 reportUnexpectedToken(); | 1125 reportUnexpectedToken(); |
1022 value = insertSyntheticToken(TokenType.STRING); | 1126 value = insertSyntheticToken(TokenType.STRING); |
1023 } | 1127 } |
1024 return new XmlAttributeNode(name, equals, value); | 1128 return new XmlAttributeNode(name, equals, value); |
1025 } | 1129 } |
| 1130 |
1026 /** | 1131 /** |
1027 * Parse the stream for a sequence of attributes. This method advances the cur
rent token to the | 1132 * Parse the stream for a sequence of attributes. This method advances the cur
rent token to the |
1028 * next {@link TokenType#GT}, {@link TokenType#SLASH_GT}, or {@link TokenType#
EOF}. | 1133 * next {@link TokenType#GT}, {@link TokenType#SLASH_GT}, or {@link TokenType#
EOF}. |
1029 * @return a collection of zero or more attributes (not {@code null}, contains
no {@code null}s) | 1134 * @return a collection of zero or more attributes (not {@code null}, contains
no {@code null}s) |
1030 */ | 1135 */ |
1031 List<XmlAttributeNode> parseAttributes() { | 1136 List<XmlAttributeNode> parseAttributes() { |
1032 TokenType type2 = _currentToken.type; | 1137 TokenType type2 = _currentToken.type; |
1033 if (identical(type2, TokenType.GT) || identical(type2, TokenType.SLASH_GT) |
| identical(type2, TokenType.EOF)) { | 1138 if (identical(type2, TokenType.GT) || identical(type2, TokenType.SLASH_GT) |
| identical(type2, TokenType.EOF)) { |
1034 return XmlTagNode.NO_ATTRIBUTES; | 1139 return XmlTagNode.NO_ATTRIBUTES; |
1035 } | 1140 } |
1036 List<XmlAttributeNode> attributes = new List<XmlAttributeNode>(); | 1141 List<XmlAttributeNode> attributes = new List<XmlAttributeNode>(); |
1037 while (true) { | 1142 while (true) { |
1038 while (true) { | 1143 while (true) { |
1039 if (_currentToken.type == TokenType.GT || _currentToken.type == TokenTyp
e.SLASH_GT || _currentToken.type == TokenType.EOF) { | 1144 if (_currentToken.type == TokenType.GT || _currentToken.type == TokenTyp
e.SLASH_GT || _currentToken.type == TokenType.EOF) { |
1040 return attributes; | 1145 return attributes; |
1041 } else if (_currentToken.type == TokenType.TAG) { | 1146 } else if (_currentToken.type == TokenType.TAG) { |
1042 attributes.add(parseAttribute()); | 1147 attributes.add(parseAttribute()); |
1043 } else { | 1148 } else { |
1044 reportUnexpectedToken(); | 1149 reportUnexpectedToken(); |
1045 _currentToken = _currentToken.next; | 1150 _currentToken = _currentToken.next; |
1046 } | 1151 } |
1047 break; | 1152 break; |
1048 } | 1153 } |
1049 } | 1154 } |
1050 } | 1155 } |
| 1156 |
1051 /** | 1157 /** |
1052 * Parse the stream for a sequence of tag nodes existing within a parent tag n
ode. This method | 1158 * Parse the stream for a sequence of tag nodes existing within a parent tag n
ode. This method |
1053 * advances the current token to the next {@link TokenType#LT_SLASH} or {@link
TokenType#EOF}. | 1159 * advances the current token to the next {@link TokenType#LT_SLASH} or {@link
TokenType#EOF}. |
1054 * @return a list of nodes (not {@code null}, contains no {@code null}s) | 1160 * @return a list of nodes (not {@code null}, contains no {@code null}s) |
1055 */ | 1161 */ |
1056 List<XmlTagNode> parseChildTagNodes() { | 1162 List<XmlTagNode> parseChildTagNodes() { |
1057 TokenType type2 = _currentToken.type; | 1163 TokenType type2 = _currentToken.type; |
1058 if (identical(type2, TokenType.LT_SLASH) || identical(type2, TokenType.EOF))
{ | 1164 if (identical(type2, TokenType.LT_SLASH) || identical(type2, TokenType.EOF))
{ |
1059 return XmlTagNode.NO_TAG_NODES; | 1165 return XmlTagNode.NO_TAG_NODES; |
1060 } | 1166 } |
1061 List<XmlTagNode> nodes = new List<XmlTagNode>(); | 1167 List<XmlTagNode> nodes = new List<XmlTagNode>(); |
1062 while (true) { | 1168 while (true) { |
1063 while (true) { | 1169 while (true) { |
1064 if (_currentToken.type == TokenType.LT) { | 1170 if (_currentToken.type == TokenType.LT) { |
1065 nodes.add(parseTagNode()); | 1171 nodes.add(parseTagNode()); |
1066 } else if (_currentToken.type == TokenType.LT_SLASH || _currentToken.typ
e == TokenType.EOF) { | 1172 } else if (_currentToken.type == TokenType.LT_SLASH || _currentToken.typ
e == TokenType.EOF) { |
1067 return nodes; | 1173 return nodes; |
1068 } else if (_currentToken.type == TokenType.COMMENT) { | 1174 } else if (_currentToken.type == TokenType.COMMENT) { |
1069 _currentToken = _currentToken.next; | 1175 _currentToken = _currentToken.next; |
1070 } else { | 1176 } else { |
1071 reportUnexpectedToken(); | 1177 reportUnexpectedToken(); |
1072 _currentToken = _currentToken.next; | 1178 _currentToken = _currentToken.next; |
1073 } | 1179 } |
1074 break; | 1180 break; |
1075 } | 1181 } |
1076 } | 1182 } |
1077 } | 1183 } |
| 1184 |
1078 /** | 1185 /** |
1079 * Parse the token stream for the next tag node. This method advances current
token over the | 1186 * Parse the token stream for the next tag node. This method advances current
token over the |
1080 * parsed tag node, but should only be called if the current token is {@link T
okenType#LT} | 1187 * parsed tag node, but should only be called if the current token is {@link T
okenType#LT} |
1081 * @return the tag node or {@code null} if none found | 1188 * @return the tag node or {@code null} if none found |
1082 */ | 1189 */ |
1083 XmlTagNode parseTagNode() { | 1190 XmlTagNode parseTagNode() { |
1084 Token nodeStart = _currentToken; | 1191 Token nodeStart = _currentToken; |
1085 _currentToken = _currentToken.next; | 1192 _currentToken = _currentToken.next; |
1086 Token tag; | 1193 Token tag; |
1087 if (identical(_currentToken.type, TokenType.TAG)) { | 1194 if (identical(_currentToken.type, TokenType.TAG)) { |
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1123 Token nodeEnd; | 1230 Token nodeEnd; |
1124 if (identical(_currentToken.type, TokenType.GT)) { | 1231 if (identical(_currentToken.type, TokenType.GT)) { |
1125 nodeEnd = _currentToken; | 1232 nodeEnd = _currentToken; |
1126 _currentToken = _currentToken.next; | 1233 _currentToken = _currentToken.next; |
1127 } else { | 1234 } else { |
1128 reportUnexpectedToken(); | 1235 reportUnexpectedToken(); |
1129 nodeEnd = insertSyntheticToken(TokenType.GT); | 1236 nodeEnd = insertSyntheticToken(TokenType.GT); |
1130 } | 1237 } |
1131 return new XmlTagNode(nodeStart, tag, attributes, attributeEnd, tagNodes, co
ntentEnd, closingTag, nodeEnd); | 1238 return new XmlTagNode(nodeStart, tag, attributes, attributeEnd, tagNodes, co
ntentEnd, closingTag, nodeEnd); |
1132 } | 1239 } |
| 1240 |
1133 /** | 1241 /** |
1134 * Report the current token as unexpected | 1242 * Report the current token as unexpected |
1135 */ | 1243 */ |
1136 void reportUnexpectedToken() { | 1244 void reportUnexpectedToken() { |
1137 } | 1245 } |
1138 } | 1246 } |
| 1247 |
1139 /** | 1248 /** |
1140 * Instances of {@code XmlTagNode} represent XML or HTML elements such as {@code
<p>} and{@code <body foo="bar"> ... </body>}. | 1249 * Instances of {@code XmlTagNode} represent XML or HTML elements such as {@code
<p>} and{@code <body foo="bar"> ... </body>}. |
1141 * @coverage dart.engine.html | 1250 * @coverage dart.engine.html |
1142 */ | 1251 */ |
1143 class XmlTagNode extends XmlNode { | 1252 class XmlTagNode extends XmlNode { |
| 1253 |
1144 /** | 1254 /** |
1145 * Constant representing empty list of attributes. | 1255 * Constant representing empty list of attributes. |
1146 */ | 1256 */ |
1147 static List<XmlAttributeNode> NO_ATTRIBUTES = new UnmodifiableListView(new Lis
t<XmlAttributeNode>()); | 1257 static List<XmlAttributeNode> NO_ATTRIBUTES = new UnmodifiableListView(new Lis
t<XmlAttributeNode>()); |
| 1258 |
1148 /** | 1259 /** |
1149 * Constant representing empty list of tag nodes. | 1260 * Constant representing empty list of tag nodes. |
1150 */ | 1261 */ |
1151 static List<XmlTagNode> NO_TAG_NODES = new UnmodifiableListView(new List<XmlTa
gNode>()); | 1262 static List<XmlTagNode> NO_TAG_NODES = new UnmodifiableListView(new List<XmlTa
gNode>()); |
| 1263 |
1152 /** | 1264 /** |
1153 * The starting {@link TokenType#LT} token (not {@code null}). | 1265 * The starting {@link TokenType#LT} token (not {@code null}). |
1154 */ | 1266 */ |
1155 Token _nodeStart; | 1267 Token _nodeStart; |
| 1268 |
1156 /** | 1269 /** |
1157 * The {@link TokenType#TAG} token after the starting '<' (not {@code null}
). | 1270 * The {@link TokenType#TAG} token after the starting '<' (not {@code null}
). |
1158 */ | 1271 */ |
1159 Token _tag; | 1272 Token _tag; |
| 1273 |
1160 /** | 1274 /** |
1161 * The attributes contained by the receiver (not {@code null}, contains no {@c
ode null}s). | 1275 * The attributes contained by the receiver (not {@code null}, contains no {@c
ode null}s). |
1162 */ | 1276 */ |
1163 List<XmlAttributeNode> _attributes; | 1277 List<XmlAttributeNode> _attributes; |
| 1278 |
1164 /** | 1279 /** |
1165 * The {@link TokenType#GT} or {@link TokenType#SLASH_GT} token after the attr
ibutes (not{@code null}). The token may be the same token as {@link #nodeEnd} if
there are no child{@link #tagNodes}. | 1280 * The {@link TokenType#GT} or {@link TokenType#SLASH_GT} token after the attr
ibutes (not{@code null}). The token may be the same token as {@link #nodeEnd} if
there are no child{@link #tagNodes}. |
1166 */ | 1281 */ |
1167 Token _attributeEnd; | 1282 Token _attributeEnd; |
| 1283 |
1168 /** | 1284 /** |
1169 * The tag nodes contained in the receiver (not {@code null}, contains no {@co
de null}s). | 1285 * The tag nodes contained in the receiver (not {@code null}, contains no {@co
de null}s). |
1170 */ | 1286 */ |
1171 List<XmlTagNode> _tagNodes; | 1287 List<XmlTagNode> _tagNodes; |
| 1288 |
1172 /** | 1289 /** |
1173 * The token (not {@code null}) after the content, which may be | 1290 * The token (not {@code null}) after the content, which may be |
1174 * <ul> | 1291 * <ul> |
1175 * <li>(1) {@link TokenType#LT_SLASH} for nodes with open and close tags, or</
li> | 1292 * <li>(1) {@link TokenType#LT_SLASH} for nodes with open and close tags, or</
li> |
1176 * <li>(2) the {@link TokenType#LT} nodeStart of the next sibling node if this
node is self | 1293 * <li>(2) the {@link TokenType#LT} nodeStart of the next sibling node if this
node is self |
1177 * closing or the attributeEnd is {@link TokenType#SLASH_GT}, or</li> | 1294 * closing or the attributeEnd is {@link TokenType#SLASH_GT}, or</li> |
1178 * <li>(3) {@link TokenType#EOF} if the node does not have a closing tag and i
s the last node in | 1295 * <li>(3) {@link TokenType#EOF} if the node does not have a closing tag and i
s the last node in |
1179 * the stream {@link TokenType#LT_SLASH} token after the content, or {@code nu
ll} if there is no | 1296 * the stream {@link TokenType#LT_SLASH} token after the content, or {@code nu
ll} if there is no |
1180 * content and the attributes ended with {@link TokenType#SLASH_GT}.</li> | 1297 * content and the attributes ended with {@link TokenType#SLASH_GT}.</li> |
1181 * </ul> | 1298 * </ul> |
1182 */ | 1299 */ |
1183 Token _contentEnd; | 1300 Token _contentEnd; |
| 1301 |
1184 /** | 1302 /** |
1185 * The closing {@link TokenType#TAG} after the child elements or {@code null}
if there is no | 1303 * The closing {@link TokenType#TAG} after the child elements or {@code null}
if there is no |
1186 * content and the attributes ended with {@link TokenType#SLASH_GT} | 1304 * content and the attributes ended with {@link TokenType#SLASH_GT} |
1187 */ | 1305 */ |
1188 Token _closingTag; | 1306 Token _closingTag; |
| 1307 |
1189 /** | 1308 /** |
1190 * The ending {@link TokenType#GT} or {@link TokenType#SLASH_GT} token (not {@
code null}). | 1309 * The ending {@link TokenType#GT} or {@link TokenType#SLASH_GT} token (not {@
code null}). |
1191 */ | 1310 */ |
1192 Token _nodeEnd; | 1311 Token _nodeEnd; |
| 1312 |
1193 /** | 1313 /** |
1194 * Construct a new instance representing an XML or HTML element | 1314 * Construct a new instance representing an XML or HTML element |
1195 * @param nodeStart the starting {@link TokenType#LT} token (not {@code null}) | 1315 * @param nodeStart the starting {@link TokenType#LT} token (not {@code null}) |
1196 * @param tag the {@link TokenType#TAG} token after the starting '<' (not {
@code null}). | 1316 * @param tag the {@link TokenType#TAG} token after the starting '<' (not {
@code null}). |
1197 * @param attributes the attributes associated with this element or {@link #NO
_ATTRIBUTES} (not{@code null}, contains no {@code null}s) | 1317 * @param attributes the attributes associated with this element or {@link #NO
_ATTRIBUTES} (not{@code null}, contains no {@code null}s) |
1198 * @param attributeEnd The {@link TokenType#GT} or {@link TokenType#SLASH_GT}
token after the | 1318 * @param attributeEnd The {@link TokenType#GT} or {@link TokenType#SLASH_GT}
token after the |
1199 * attributes (not {@code null}). The token may be the same token as {@link #n
odeEnd} if | 1319 * attributes (not {@code null}). The token may be the same token as {@link #n
odeEnd} if |
1200 * there are no child {@link #tagNodes}. | 1320 * there are no child {@link #tagNodes}. |
1201 * @param tagNodes child tag nodes of the receiver or {@link #NO_TAG_NODES} (n
ot {@code null}, | 1321 * @param tagNodes child tag nodes of the receiver or {@link #NO_TAG_NODES} (n
ot {@code null}, |
1202 * contains no {@code null}s) | 1322 * contains no {@code null}s) |
(...skipping 13 matching lines...) Expand all Loading... |
1216 this._nodeStart = nodeStart; | 1336 this._nodeStart = nodeStart; |
1217 this._tag = tag; | 1337 this._tag = tag; |
1218 this._attributes = becomeParentOfEmpty(attributes, NO_ATTRIBUTES); | 1338 this._attributes = becomeParentOfEmpty(attributes, NO_ATTRIBUTES); |
1219 this._attributeEnd = attributeEnd; | 1339 this._attributeEnd = attributeEnd; |
1220 this._tagNodes = becomeParentOfEmpty(tagNodes, NO_TAG_NODES); | 1340 this._tagNodes = becomeParentOfEmpty(tagNodes, NO_TAG_NODES); |
1221 this._contentEnd = contentEnd; | 1341 this._contentEnd = contentEnd; |
1222 this._closingTag = closingTag; | 1342 this._closingTag = closingTag; |
1223 this._nodeEnd = nodeEnd; | 1343 this._nodeEnd = nodeEnd; |
1224 } | 1344 } |
1225 accept(XmlVisitor visitor) => visitor.visitXmlTagNode(this); | 1345 accept(XmlVisitor visitor) => visitor.visitXmlTagNode(this); |
| 1346 |
| 1347 /** |
| 1348 * Answer the attribute with the specified name. |
| 1349 * @param name the attribute name |
| 1350 * @return the attribute or {@code null} if no matching attribute is found |
| 1351 */ |
| 1352 XmlAttributeNode getAttribute(String name2) { |
| 1353 for (XmlAttributeNode attribute in _attributes) { |
| 1354 if (attribute.name.lexeme == name2) { |
| 1355 return attribute; |
| 1356 } |
| 1357 } |
| 1358 return null; |
| 1359 } |
| 1360 |
1226 /** | 1361 /** |
1227 * The {@link TokenType#GT} or {@link TokenType#SLASH_GT} token after the attr
ibutes (not{@code null}). The token may be the same token as {@link #nodeEnd} if
there are no child{@link #tagNodes}. | 1362 * The {@link TokenType#GT} or {@link TokenType#SLASH_GT} token after the attr
ibutes (not{@code null}). The token may be the same token as {@link #nodeEnd} if
there are no child{@link #tagNodes}. |
1228 * @return the token (not {@code null}) | 1363 * @return the token (not {@code null}) |
1229 */ | 1364 */ |
1230 Token get attributeEnd => _attributeEnd; | 1365 Token get attributeEnd => _attributeEnd; |
| 1366 |
1231 /** | 1367 /** |
1232 * Answer the receiver's attributes. Callers should not manipulate the returne
d list to edit the | 1368 * Answer the receiver's attributes. Callers should not manipulate the returne
d list to edit the |
1233 * AST structure. | 1369 * AST structure. |
1234 * @return the attributes (not {@code null}, contains no {@code null}s) | 1370 * @return the attributes (not {@code null}, contains no {@code null}s) |
1235 */ | 1371 */ |
1236 List<XmlAttributeNode> get attributes => _attributes; | 1372 List<XmlAttributeNode> get attributes => _attributes; |
| 1373 |
| 1374 /** |
| 1375 * Find the attribute with the given name (see {@link #getAttribute(String)} a
nd answer the lexeme |
| 1376 * for the attribute's value token without the leading and trailing quotes (se
e{@link XmlAttributeNode#getText()}). |
| 1377 * @param name the attribute name |
| 1378 * @return the attribute text or {@code null} if no matching attribute is foun
d |
| 1379 */ |
| 1380 String getAttributeText(String name) { |
| 1381 XmlAttributeNode attribute = getAttribute(name); |
| 1382 return attribute != null ? attribute.text : null; |
| 1383 } |
1237 Token get beginToken => _nodeStart; | 1384 Token get beginToken => _nodeStart; |
| 1385 |
1238 /** | 1386 /** |
1239 * The the closing {@link TokenType#TAG} after the child elements or {@code nu
ll} if there is no | 1387 * The the closing {@link TokenType#TAG} after the child elements or {@code nu
ll} if there is no |
1240 * content and the attributes ended with {@link TokenType#SLASH_GT} | 1388 * content and the attributes ended with {@link TokenType#SLASH_GT} |
1241 * @return the closing tag or {@code null} | 1389 * @return the closing tag or {@code null} |
1242 */ | 1390 */ |
1243 Token get closingTag => _closingTag; | 1391 Token get closingTag => _closingTag; |
| 1392 |
1244 /** | 1393 /** |
1245 * Answer a string representing the content contained in the receiver. This in
cludes the textual | 1394 * Answer a string representing the content contained in the receiver. This in
cludes the textual |
1246 * representation of any child tag nodes ({@link #getTagNodes()}). Whitespace
between '<', | 1395 * representation of any child tag nodes ({@link #getTagNodes()}). Whitespace
between '<', |
1247 * '</', and '>', '/>' is discarded, but all other whitespace is preserved. | 1396 * '</', and '>', '/>' is discarded, but all other whitespace is preserved. |
1248 * @return the content (not {@code null}) | 1397 * @return the content (not {@code null}) |
1249 */ | 1398 */ |
1250 String get content { | 1399 String get content { |
1251 Token token = _attributeEnd.next; | 1400 Token token = _attributeEnd.next; |
1252 if (identical(token, _contentEnd)) { | 1401 if (identical(token, _contentEnd)) { |
1253 return ""; | 1402 return ""; |
1254 } | 1403 } |
1255 String content = token.lexeme; | 1404 String content = token.lexeme; |
1256 token = token.next; | 1405 token = token.next; |
1257 if (identical(token, _contentEnd)) { | 1406 if (identical(token, _contentEnd)) { |
1258 return content; | 1407 return content; |
1259 } | 1408 } |
1260 JavaStringBuilder buffer = new JavaStringBuilder(); | 1409 JavaStringBuilder buffer = new JavaStringBuilder(); |
1261 while (token != _contentEnd) { | 1410 while (token != _contentEnd) { |
1262 buffer.append(token.lexeme); | 1411 buffer.append(token.lexeme); |
1263 token = token.next; | 1412 token = token.next; |
1264 } | 1413 } |
1265 return buffer.toString(); | 1414 return buffer.toString(); |
1266 } | 1415 } |
| 1416 |
1267 /** | 1417 /** |
1268 * Answer the token (not {@code null}) after the content, which may be | 1418 * Answer the token (not {@code null}) after the content, which may be |
1269 * <ul> | 1419 * <ul> |
1270 * <li>(1) {@link TokenType#LT_SLASH} for nodes with open and close tags, or</
li> | 1420 * <li>(1) {@link TokenType#LT_SLASH} for nodes with open and close tags, or</
li> |
1271 * <li>(2) the {@link TokenType#LT} nodeStart of the next sibling node if this
node is self | 1421 * <li>(2) the {@link TokenType#LT} nodeStart of the next sibling node if this
node is self |
1272 * closing or the attributeEnd is {@link TokenType#SLASH_GT}, or</li> | 1422 * closing or the attributeEnd is {@link TokenType#SLASH_GT}, or</li> |
1273 * <li>(3) {@link TokenType#EOF} if the node does not have a closing tag and i
s the last node in | 1423 * <li>(3) {@link TokenType#EOF} if the node does not have a closing tag and i
s the last node in |
1274 * the stream {@link TokenType#LT_SLASH} token after the content, or {@code nu
ll} if there is no | 1424 * the stream {@link TokenType#LT_SLASH} token after the content, or {@code nu
ll} if there is no |
1275 * content and the attributes ended with {@link TokenType#SLASH_GT}.</li> | 1425 * content and the attributes ended with {@link TokenType#SLASH_GT}.</li> |
1276 * </ul> | 1426 * </ul> |
(...skipping 14 matching lines...) Expand all Loading... |
1291 return _tagNodes[_tagNodes.length - 1].endToken; | 1441 return _tagNodes[_tagNodes.length - 1].endToken; |
1292 } | 1442 } |
1293 if (_attributeEnd != null) { | 1443 if (_attributeEnd != null) { |
1294 return _attributeEnd; | 1444 return _attributeEnd; |
1295 } | 1445 } |
1296 if (!_attributes.isEmpty) { | 1446 if (!_attributes.isEmpty) { |
1297 return _attributes[_attributes.length - 1].endToken; | 1447 return _attributes[_attributes.length - 1].endToken; |
1298 } | 1448 } |
1299 return _tag; | 1449 return _tag; |
1300 } | 1450 } |
| 1451 |
1301 /** | 1452 /** |
1302 * Answer the ending {@link TokenType#GT} or {@link TokenType#SLASH_GT} token. | 1453 * Answer the ending {@link TokenType#GT} or {@link TokenType#SLASH_GT} token. |
1303 * @return the token (not {@code null}) | 1454 * @return the token (not {@code null}) |
1304 */ | 1455 */ |
1305 Token get nodeEnd => _nodeEnd; | 1456 Token get nodeEnd => _nodeEnd; |
| 1457 |
1306 /** | 1458 /** |
1307 * Answer the starting {@link TokenType#LT} token. | 1459 * Answer the starting {@link TokenType#LT} token. |
1308 * @return the token (not {@code null}) | 1460 * @return the token (not {@code null}) |
1309 */ | 1461 */ |
1310 Token get nodeStart => _nodeStart; | 1462 Token get nodeStart => _nodeStart; |
| 1463 |
1311 /** | 1464 /** |
1312 * Answer the {@link TokenType#TAG} token after the starting '<'. | 1465 * Answer the {@link TokenType#TAG} token after the starting '<'. |
1313 * @return the token (not {@code null}) | 1466 * @return the token (not {@code null}) |
1314 */ | 1467 */ |
1315 Token get tag => _tag; | 1468 Token get tag => _tag; |
| 1469 |
1316 /** | 1470 /** |
1317 * Answer the tag nodes contained in the receiver. Callers should not manipula
te the returned list | 1471 * Answer the tag nodes contained in the receiver. Callers should not manipula
te the returned list |
1318 * to edit the AST structure. | 1472 * to edit the AST structure. |
1319 * @return the children (not {@code null}, contains no {@code null}s) | 1473 * @return the children (not {@code null}, contains no {@code null}s) |
1320 */ | 1474 */ |
1321 List<XmlTagNode> get tagNodes => _tagNodes; | 1475 List<XmlTagNode> get tagNodes => _tagNodes; |
1322 void visitChildren(XmlVisitor<Object> visitor) { | 1476 void visitChildren(XmlVisitor<Object> visitor) { |
1323 for (XmlAttributeNode node in _attributes) { | 1477 for (XmlAttributeNode node in _attributes) { |
1324 node.accept(visitor); | 1478 node.accept(visitor); |
1325 } | 1479 } |
1326 for (XmlTagNode node in _tagNodes) { | 1480 for (XmlTagNode node in _tagNodes) { |
1327 node.accept(visitor); | 1481 node.accept(visitor); |
1328 } | 1482 } |
1329 } | 1483 } |
| 1484 |
1330 /** | 1485 /** |
1331 * Same as {@link #becomeParentOf(List)}, but returns given "ifEmpty" if "chil
dren" is empty | 1486 * Same as {@link #becomeParentOf(List)}, but returns given "ifEmpty" if "chil
dren" is empty |
1332 */ | 1487 */ |
1333 List becomeParentOfEmpty(List children, List ifEmpty) { | 1488 List becomeParentOfEmpty(List children, List ifEmpty) { |
1334 if (children != null && children.isEmpty) { | 1489 if (children != null && children.isEmpty) { |
1335 return ifEmpty; | 1490 return ifEmpty; |
1336 } | 1491 } |
1337 return becomeParentOf(children); | 1492 return becomeParentOf(children); |
1338 } | 1493 } |
1339 } | 1494 } |
| 1495 |
1340 /** | 1496 /** |
1341 * Instances of the class {@code HtmlParser} are used to parse tokens into a AST
structure comprised | 1497 * Instances of the class {@code HtmlParser} are used to parse tokens into a AST
structure comprised |
1342 * of {@link XmlNode}s. | 1498 * of {@link XmlNode}s. |
1343 * @coverage dart.engine.html | 1499 * @coverage dart.engine.html |
1344 */ | 1500 */ |
1345 class HtmlParser extends XmlParser { | 1501 class HtmlParser extends XmlParser { |
1346 static Set<String> SELF_CLOSING = new Set<String>(); | 1502 static Set<String> SELF_CLOSING = new Set<String>(); |
| 1503 |
1347 /** | 1504 /** |
1348 * Construct a parser for the specified source. | 1505 * Construct a parser for the specified source. |
1349 * @param source the source being parsed | 1506 * @param source the source being parsed |
1350 */ | 1507 */ |
1351 HtmlParser(Source source) : super(source) { | 1508 HtmlParser(Source source) : super(source) { |
1352 } | 1509 } |
| 1510 |
1353 /** | 1511 /** |
1354 * Parse the tokens specified by the given scan result. | 1512 * Parse the tokens specified by the given scan result. |
1355 * @param scanResult the result of scanning an HTML source (not {@code null}) | 1513 * @param scanResult the result of scanning an HTML source (not {@code null}) |
1356 * @return the parse result (not {@code null}) | 1514 * @return the parse result (not {@code null}) |
1357 */ | 1515 */ |
1358 HtmlParseResult parse(HtmlScanResult scanResult) { | 1516 HtmlParseResult parse(HtmlScanResult scanResult) { |
1359 Token firstToken = scanResult.token; | 1517 Token firstToken = scanResult.token; |
1360 List<XmlTagNode> tagNodes = parseTopTagNodes(firstToken); | 1518 List<XmlTagNode> tagNodes = parseTopTagNodes(firstToken); |
1361 HtmlUnit unit = new HtmlUnit(firstToken, tagNodes, currentToken); | 1519 HtmlUnit unit = new HtmlUnit(firstToken, tagNodes, currentToken); |
1362 return new HtmlParseResult(scanResult.modificationTime, firstToken, scanResu
lt.lineStarts, unit); | 1520 return new HtmlParseResult(scanResult.modificationTime, firstToken, scanResu
lt.lineStarts, unit); |
1363 } | 1521 } |
| 1522 |
1364 /** | 1523 /** |
1365 * Scan then parse the specified source. | 1524 * Scan then parse the specified source. |
1366 * @param source the source to be scanned and parsed (not {@code null}) | 1525 * @param source the source to be scanned and parsed (not {@code null}) |
1367 * @return the parse result (not {@code null}) | 1526 * @return the parse result (not {@code null}) |
1368 */ | 1527 */ |
1369 HtmlParseResult parse2(Source source) { | 1528 HtmlParseResult parse2(Source source) { |
1370 HtmlScanner scanner = new HtmlScanner(source); | 1529 HtmlScanner scanner = new HtmlScanner(source); |
1371 source.getContents(scanner); | 1530 source.getContents(scanner); |
1372 return parse(scanner.result); | 1531 return parse(scanner.result); |
1373 } | 1532 } |
1374 bool isSelfClosing(Token tag) => SELF_CLOSING.contains(tag.lexeme); | 1533 bool isSelfClosing(Token tag) => SELF_CLOSING.contains(tag.lexeme); |
1375 } | 1534 } |
| 1535 |
1376 /** | 1536 /** |
1377 * Instances of the class {@code HtmlUnit} represent the contents of an HTML fil
e. | 1537 * Instances of the class {@code HtmlUnit} represent the contents of an HTML fil
e. |
1378 * @coverage dart.engine.html | 1538 * @coverage dart.engine.html |
1379 */ | 1539 */ |
1380 class HtmlUnit extends XmlNode { | 1540 class HtmlUnit extends XmlNode { |
| 1541 |
1381 /** | 1542 /** |
1382 * The first token in the token stream that was parsed to form this HTML unit. | 1543 * The first token in the token stream that was parsed to form this HTML unit. |
1383 */ | 1544 */ |
1384 Token _beginToken; | 1545 Token _beginToken; |
| 1546 |
1385 /** | 1547 /** |
1386 * The last token in the token stream that was parsed to form this compilation
unit. This token | 1548 * The last token in the token stream that was parsed to form this compilation
unit. This token |
1387 * should always have a type of {@link TokenType.EOF}. | 1549 * should always have a type of {@link TokenType.EOF}. |
1388 */ | 1550 */ |
1389 Token _endToken; | 1551 Token _endToken; |
| 1552 |
1390 /** | 1553 /** |
1391 * The tag nodes contained in the receiver (not {@code null}, contains no {@co
de null}s). | 1554 * The tag nodes contained in the receiver (not {@code null}, contains no {@co
de null}s). |
1392 */ | 1555 */ |
1393 List<XmlTagNode> _tagNodes; | 1556 List<XmlTagNode> _tagNodes; |
| 1557 |
1394 /** | 1558 /** |
1395 * The element associated with this HTML unit or {@code null} if the receiver
is not resolved. | 1559 * The element associated with this HTML unit or {@code null} if the receiver
is not resolved. |
1396 */ | 1560 */ |
1397 HtmlElementImpl _element; | 1561 HtmlElementImpl _element; |
| 1562 |
1398 /** | 1563 /** |
1399 * Construct a new instance representing the content of an HTML file. | 1564 * Construct a new instance representing the content of an HTML file. |
1400 * @param beginToken the first token in the file (not {@code null}) | 1565 * @param beginToken the first token in the file (not {@code null}) |
1401 * @param tagNodes child tag nodes of the receiver (not {@code null}, contains
no {@code null}s) | 1566 * @param tagNodes child tag nodes of the receiver (not {@code null}, contains
no {@code null}s) |
1402 * @param endToken the last token in the token stream which should be of type{
@link TokenType.EOF} | 1567 * @param endToken the last token in the token stream which should be of type{
@link TokenType.EOF} |
1403 */ | 1568 */ |
1404 HtmlUnit(Token beginToken, List<XmlTagNode> tagNodes, Token endToken) { | 1569 HtmlUnit(Token beginToken, List<XmlTagNode> tagNodes, Token endToken) { |
1405 this._beginToken = beginToken; | 1570 this._beginToken = beginToken; |
1406 this._tagNodes = becomeParentOf(tagNodes); | 1571 this._tagNodes = becomeParentOf(tagNodes); |
1407 this._endToken = endToken; | 1572 this._endToken = endToken; |
1408 } | 1573 } |
1409 accept(XmlVisitor visitor) => visitor.visitHtmlUnit(this); | 1574 accept(XmlVisitor visitor) => visitor.visitHtmlUnit(this); |
1410 Token get beginToken => _beginToken; | 1575 Token get beginToken => _beginToken; |
| 1576 |
1411 /** | 1577 /** |
1412 * Return the element associated with this HTML unit. | 1578 * Return the element associated with this HTML unit. |
1413 * @return the element or {@code null} if the receiver is not resolved | 1579 * @return the element or {@code null} if the receiver is not resolved |
1414 */ | 1580 */ |
1415 HtmlElementImpl get element => _element; | 1581 HtmlElementImpl get element => _element; |
1416 Token get endToken => _endToken; | 1582 Token get endToken => _endToken; |
| 1583 |
1417 /** | 1584 /** |
1418 * Answer the tag nodes contained in the receiver. Callers should not manipula
te the returned list | 1585 * Answer the tag nodes contained in the receiver. Callers should not manipula
te the returned list |
1419 * to edit the AST structure. | 1586 * to edit the AST structure. |
1420 * @return the children (not {@code null}, contains no {@code null}s) | 1587 * @return the children (not {@code null}, contains no {@code null}s) |
1421 */ | 1588 */ |
1422 List<XmlTagNode> get tagNodes => _tagNodes; | 1589 List<XmlTagNode> get tagNodes => _tagNodes; |
| 1590 |
1423 /** | 1591 /** |
1424 * Set the element associated with this HTML unit. | 1592 * Set the element associated with this HTML unit. |
1425 * @param element the element | 1593 * @param element the element |
1426 */ | 1594 */ |
1427 void set element(HtmlElementImpl element2) { | 1595 void set element(HtmlElementImpl element2) { |
1428 this._element = element2; | 1596 this._element = element2; |
1429 } | 1597 } |
1430 void visitChildren(XmlVisitor<Object> visitor) { | 1598 void visitChildren(XmlVisitor<Object> visitor) { |
1431 for (XmlTagNode node in _tagNodes) { | 1599 for (XmlTagNode node in _tagNodes) { |
1432 node.accept(visitor); | 1600 node.accept(visitor); |
1433 } | 1601 } |
1434 } | 1602 } |
1435 } | 1603 } |
OLD | NEW |