1 | // License: GPL. For details, see LICENSE file.
|
---|
2 | options {
|
---|
3 | STATIC = false;
|
---|
4 | OUTPUT_DIRECTORY = "parsergen";
|
---|
5 | }
|
---|
6 |
|
---|
7 | PARSER_BEGIN(MapCSSParser)
|
---|
8 | package org.openstreetmap.josm.gui.mappaint.mapcss.parsergen;
|
---|
9 |
|
---|
10 | import java.awt.Color;
|
---|
11 | import java.util.ArrayList;
|
---|
12 | import java.util.List;
|
---|
13 |
|
---|
14 | import org.openstreetmap.josm.gui.mappaint.Keyword;
|
---|
15 | import org.openstreetmap.josm.gui.mappaint.mapcss.Condition;
|
---|
16 | import org.openstreetmap.josm.gui.mappaint.mapcss.Condition.Context;
|
---|
17 | import org.openstreetmap.josm.gui.mappaint.mapcss.Expression;
|
---|
18 | import org.openstreetmap.josm.gui.mappaint.mapcss.Instruction;
|
---|
19 | import org.openstreetmap.josm.gui.mappaint.mapcss.MapCSSRule;
|
---|
20 | import org.openstreetmap.josm.gui.mappaint.mapcss.MapCSSStyleSource;
|
---|
21 | import org.openstreetmap.josm.gui.mappaint.mapcss.Selector;
|
---|
22 | import org.openstreetmap.josm.gui.mappaint.mapcss.ExpressionFactory;
|
---|
23 | import org.openstreetmap.josm.gui.mappaint.mapcss.LiteralExpression;
|
---|
24 | import org.openstreetmap.josm.gui.mappaint.mapcss.MapCSSException;
|
---|
25 | import org.openstreetmap.josm.gui.mappaint.mapcss.Selector.ChildOrParentSelector;
|
---|
26 | import org.openstreetmap.josm.gui.mappaint.mapcss.Selector.GeneralSelector;
|
---|
27 | import org.openstreetmap.josm.gui.mappaint.mapcss.Selector.LinkSelector;
|
---|
28 | import org.openstreetmap.josm.tools.Pair;
|
---|
29 | import org.openstreetmap.josm.tools.Utils;
|
---|
30 | import org.openstreetmap.josm.Main;
|
---|
31 |
|
---|
32 | public class MapCSSParser {
|
---|
33 | MapCSSStyleSource sheet;
|
---|
34 | }
|
---|
35 | PARSER_END(MapCSSParser)
|
---|
36 |
|
---|
37 | /*************
|
---|
38 | * Token definitions
|
---|
39 | */
|
---|
40 |
|
---|
41 | <DEFAULT>
|
---|
42 | TOKEN:
|
---|
43 | {
|
---|
44 | < IDENT: ["a"-"z","A"-"Z","_"] ( ["a"-"z","A"-"Z","_","-","0"-"9"] )* >
|
---|
45 | | < UINT: ["1"-"9"] ( ["0"-"9"] )* >
|
---|
46 | | < UFLOAT: ( ["0"-"9"] )+ ( "." ( ["0"-"9"] )+ )? >
|
---|
47 | | < STRING: "\"" ( [" ","!","#"-"[","]"-"~","\u0080"-"\uFFFF"] | "\\\"" | "\\\\" )* "\"" >
|
---|
48 | | < #REGEX_CHAR_WITHOUT_STAR: [" "-")","+"-".","0"-"[","]"-"~","\u0080"-"\uFFFF"] | "\\/" | "\\\\" | "\\[" | "\\]" >
|
---|
49 | | < REGEX: "/" <REGEX_CHAR_WITHOUT_STAR> ( <REGEX_CHAR_WITHOUT_STAR> | "*" )* "/" >
|
---|
50 | | < #H: ["0"-"9","a"-"f","A"-"F"] >
|
---|
51 | | < HEXCOLOR: "#" ( <H><H><H><H><H><H> | <H><H><H> ) >
|
---|
52 | | < S: ( " " | "\t" | "\n" | "\r" | "\f" )+ >
|
---|
53 | | < STAR: "*" >
|
---|
54 | | < SLASH: "/" >
|
---|
55 | | < LBRACE: "{" >
|
---|
56 | | < RBRACE: "}" >
|
---|
57 | | < LSQUARE: "[" >
|
---|
58 | | < RSQUARE: "]" >
|
---|
59 | | < LPAR: "(" >
|
---|
60 | | < RPAR: ")" >
|
---|
61 | | < GREATER_EQUAL: ">=" >
|
---|
62 | | < LESS_EQUAL: "<=" >
|
---|
63 | | < GREATER: ">" >
|
---|
64 | | < LESS: "<" >
|
---|
65 | | < EQUAL: "=" >
|
---|
66 | | < EXCLAMATION: "!" >
|
---|
67 | | < TILDE: "~" >
|
---|
68 | | < COLON: ":" >
|
---|
69 | | < DCOLON: "::" >
|
---|
70 | | < SEMICOLON: ";" >
|
---|
71 | | < COMMA: "," >
|
---|
72 | | < PIPE: "|" >
|
---|
73 | | < PIPE_Z: "|z" >
|
---|
74 | | < PLUS: "+" >
|
---|
75 | | < MINUS: "-" >
|
---|
76 | | < AMPERSAND: "&" >
|
---|
77 | | < QUESTION: "?" >
|
---|
78 | | < DOLLAR: "$" >
|
---|
79 | | < CARET: "^" >
|
---|
80 | | < COMMENT_START: "/*" > : COMMENT
|
---|
81 | | < UNEXPECTED_CHAR : ~[] > // avoid TokenMgrErrors because they are hard to recover from
|
---|
82 | }
|
---|
83 |
|
---|
84 | <COMMENT>
|
---|
85 | TOKEN:
|
---|
86 | {
|
---|
87 | < COMMENT_END: "*/" > : DEFAULT
|
---|
88 | }
|
---|
89 |
|
---|
90 | <COMMENT>
|
---|
91 | SKIP:
|
---|
92 | {
|
---|
93 | < ~[] >
|
---|
94 | }
|
---|
95 |
|
---|
96 | /*************
|
---|
97 | * Parser definitions
|
---|
98 | *
|
---|
99 | * rule
|
---|
100 | * _______________________|______________________________
|
---|
101 | * | |
|
---|
102 | * selector declaration
|
---|
103 | * _________|___________________ _________|____________
|
---|
104 | * | | | |
|
---|
105 | *
|
---|
106 | * way|z11-12[highway=residential] { color: red; width: 3 }
|
---|
107 | *
|
---|
108 | * |_____||___________________| |_________|
|
---|
109 | * | | |
|
---|
110 | * zoom condition instruction
|
---|
111 | *
|
---|
112 | * more general:
|
---|
113 | *
|
---|
114 | * way|z13-[a=b][c=d]::subpart, way|z-3[u=v]:closed::subpart2 { p1 : val; p2 : val; }
|
---|
115 | *
|
---|
116 | * 'val' can be a literal, or an expression like "prop(width, default) + 0.8".
|
---|
117 | *
|
---|
118 | */
|
---|
119 |
|
---|
120 | int uint() :
|
---|
121 | {
|
---|
122 | Token i;
|
---|
123 | }
|
---|
124 | {
|
---|
125 | i=<UINT> { return Integer.parseInt(i.image); }
|
---|
126 | }
|
---|
127 |
|
---|
128 | int int_() :
|
---|
129 | {
|
---|
130 | int i;
|
---|
131 | }
|
---|
132 | {
|
---|
133 | <MINUS> i=uint() { return -i; } | i=uint() { return i; }
|
---|
134 | }
|
---|
135 |
|
---|
136 | float ufloat() :
|
---|
137 | {
|
---|
138 | Token f;
|
---|
139 | }
|
---|
140 | {
|
---|
141 | ( f=<UFLOAT> | f=<UINT> )
|
---|
142 | { return Float.parseFloat(f.image); }
|
---|
143 | }
|
---|
144 |
|
---|
145 | float float_() :
|
---|
146 | {
|
---|
147 | float f;
|
---|
148 | }
|
---|
149 | {
|
---|
150 | <MINUS> f=ufloat() { return -f; } | f=ufloat() { return f; }
|
---|
151 | }
|
---|
152 |
|
---|
153 | String string() :
|
---|
154 | {
|
---|
155 | Token t;
|
---|
156 | }
|
---|
157 | {
|
---|
158 | t=<STRING>
|
---|
159 | { return t.image.substring(1, t.image.length() - 1).replace("\\\"", "\"").replace("\\\\", "\\"); }
|
---|
160 | }
|
---|
161 |
|
---|
162 | String string_or_ident() :
|
---|
163 | {
|
---|
164 | Token t;
|
---|
165 | String s;
|
---|
166 | }
|
---|
167 | {
|
---|
168 | t=<IDENT> { return t.image; } | s=string() { return s; }
|
---|
169 | }
|
---|
170 |
|
---|
171 | String regex() :
|
---|
172 | {
|
---|
173 | Token t;
|
---|
174 | }
|
---|
175 | {
|
---|
176 | t=<REGEX>
|
---|
177 | { return t.image.substring(1, t.image.length() - 1); }
|
---|
178 | }
|
---|
179 |
|
---|
180 | /**
|
---|
181 | * white-space
|
---|
182 | */
|
---|
183 | void s() :
|
---|
184 | {
|
---|
185 | }
|
---|
186 | {
|
---|
187 | ( <S> )?
|
---|
188 | }
|
---|
189 |
|
---|
190 | /**
|
---|
191 | * mix of white-space and comments
|
---|
192 | */
|
---|
193 | void w() :
|
---|
194 | {
|
---|
195 | }
|
---|
196 | {
|
---|
197 | ( <S> | <COMMENT_START> <COMMENT_END> )*
|
---|
198 | }
|
---|
199 |
|
---|
200 | /**
|
---|
201 | * comma delimited list of floats (at least 2, all >= 0)
|
---|
202 | */
|
---|
203 | List<Float> float_array() :
|
---|
204 | {
|
---|
205 | float f;
|
---|
206 | List<Float> fs = new ArrayList<Float>();
|
---|
207 | }
|
---|
208 | {
|
---|
209 | f=ufloat() { fs.add(f); }
|
---|
210 | (
|
---|
211 | <COMMA> s()
|
---|
212 | f=ufloat() { fs.add(f); }
|
---|
213 | )+
|
---|
214 | {
|
---|
215 | return fs;
|
---|
216 | }
|
---|
217 | }
|
---|
218 |
|
---|
219 | /**
|
---|
220 | * root
|
---|
221 | */
|
---|
222 | void sheet(MapCSSStyleSource sheet):
|
---|
223 | {
|
---|
224 | MapCSSRule r;
|
---|
225 | Token com = null;
|
---|
226 | }
|
---|
227 | {
|
---|
228 | { this.sheet = sheet; }
|
---|
229 | w()
|
---|
230 | (
|
---|
231 | try {
|
---|
232 | r=rule() { if (r != null) { sheet.rules.add(r); } } w()
|
---|
233 | } catch (MapCSSException mex) {
|
---|
234 | error_skipto(RBRACE, mex);
|
---|
235 | w();
|
---|
236 | } catch (ParseException ex) {
|
---|
237 | error_skipto(RBRACE, null);
|
---|
238 | w();
|
---|
239 | }
|
---|
240 | )*
|
---|
241 | <EOF>
|
---|
242 | }
|
---|
243 |
|
---|
244 | MapCSSRule rule():
|
---|
245 | {
|
---|
246 | List<Selector> selectors = new ArrayList<Selector>();
|
---|
247 | Selector sel;
|
---|
248 | List<Instruction> decl;
|
---|
249 | }
|
---|
250 | {
|
---|
251 | sel=child_selector() { selectors.add(sel); }
|
---|
252 | (
|
---|
253 | <COMMA> w()
|
---|
254 | sel=child_selector() { selectors.add(sel); }
|
---|
255 | )*
|
---|
256 | decl=declaration()
|
---|
257 | { return new MapCSSRule(selectors, decl); }
|
---|
258 | }
|
---|
259 |
|
---|
260 | Selector child_selector() :
|
---|
261 | {
|
---|
262 | boolean parentSelector = false;
|
---|
263 | Condition c;
|
---|
264 | List<Condition> conditions = new ArrayList<Condition>();
|
---|
265 | Selector selLeft;
|
---|
266 | LinkSelector selLink = null;
|
---|
267 | Selector selRight = null;
|
---|
268 | }
|
---|
269 | {
|
---|
270 | selLeft=selector() w()
|
---|
271 | (
|
---|
272 | ( <GREATER> { parentSelector = false; } | <LESS> { parentSelector = true; } )
|
---|
273 | ( ( c=condition(Context.LINK) | c=pseudoclass(Context.LINK) ) { conditions.add(c); } )*
|
---|
274 | { selLink = new LinkSelector(conditions); }
|
---|
275 | w()
|
---|
276 | selRight=selector() w()
|
---|
277 | )?
|
---|
278 | { return selRight != null ? new ChildOrParentSelector(selLeft, selLink, selRight, parentSelector) : selLeft; }
|
---|
279 | }
|
---|
280 |
|
---|
281 | Selector selector() :
|
---|
282 | {
|
---|
283 | Token base;
|
---|
284 | Condition c;
|
---|
285 | Pair<Integer, Integer> r = null;
|
---|
286 | List<Condition> conditions = new ArrayList<Condition>();
|
---|
287 | String sub = null;
|
---|
288 | }
|
---|
289 | {
|
---|
290 | ( base=<IDENT> | base=<STAR> )
|
---|
291 | ( r=zoom() )?
|
---|
292 | ( ( c=condition(Context.PRIMITIVE) | c=pseudoclass(Context.PRIMITIVE) ) { conditions.add(c); } )*
|
---|
293 | ( sub=subpart() )?
|
---|
294 | { return new GeneralSelector(base.image, r, conditions, sub); }
|
---|
295 | }
|
---|
296 |
|
---|
297 | Pair<Integer, Integer> zoom() :
|
---|
298 | {
|
---|
299 | Integer min = 0;
|
---|
300 | Integer max = Integer.MAX_VALUE;
|
---|
301 | }
|
---|
302 | {
|
---|
303 | <PIPE_Z>
|
---|
304 | (
|
---|
305 | <MINUS> max=uint()
|
---|
306 | |
|
---|
307 | LOOKAHEAD(2)
|
---|
308 | min=uint() <MINUS> ( max=uint() )?
|
---|
309 | |
|
---|
310 | min=uint() { max = min; }
|
---|
311 | )
|
---|
312 | { return new Pair<Integer, Integer>(min, max); }
|
---|
313 | }
|
---|
314 |
|
---|
315 | Condition condition(Context context) :
|
---|
316 | {
|
---|
317 | Condition c;
|
---|
318 | Expression e;
|
---|
319 | }
|
---|
320 | {
|
---|
321 | <LSQUARE> s()
|
---|
322 | (
|
---|
323 | LOOKAHEAD( simple_key_condition(context) s() <RSQUARE> )
|
---|
324 | c=simple_key_condition(context) s() <RSQUARE> { return c; }
|
---|
325 | |
|
---|
326 | LOOKAHEAD( simple_key_value_condition(context) s() <RSQUARE> )
|
---|
327 | c=simple_key_value_condition(context) s() <RSQUARE> { return c; }
|
---|
328 | |
|
---|
329 | e=expression() <RSQUARE> { return Condition.create(e, context); }
|
---|
330 | )
|
---|
331 | }
|
---|
332 |
|
---|
333 | String tag_key() :
|
---|
334 | {
|
---|
335 | String s;
|
---|
336 | Token t;
|
---|
337 | }
|
---|
338 | {
|
---|
339 | s=string() { return s; }
|
---|
340 | |
|
---|
341 | t=<IDENT> { s = t.image; } ( <COLON> t=<IDENT> { s += ':' + t.image; } )* { return s; }
|
---|
342 | }
|
---|
343 |
|
---|
344 | Condition simple_key_condition(Context context) :
|
---|
345 | {
|
---|
346 | boolean not = false;
|
---|
347 | boolean yes = false;
|
---|
348 | boolean no = false;
|
---|
349 | String key;
|
---|
350 | }
|
---|
351 | {
|
---|
352 | ( <EXCLAMATION> { not = true; } )?
|
---|
353 | key=tag_key()
|
---|
354 | ( LOOKAHEAD(2) <QUESTION> <EXCLAMATION> { no = true; } )?
|
---|
355 | ( <QUESTION> { yes = true; } )?
|
---|
356 | { return Condition.create(key, not, yes, no, context); }
|
---|
357 | }
|
---|
358 |
|
---|
359 | Condition simple_key_value_condition(Context context) :
|
---|
360 | {
|
---|
361 | String key;
|
---|
362 | String val;
|
---|
363 | float f;
|
---|
364 | int i;
|
---|
365 | Condition.Op op;
|
---|
366 | }
|
---|
367 | {
|
---|
368 | key=tag_key() s()
|
---|
369 | (
|
---|
370 | LOOKAHEAD(2)
|
---|
371 | <EQUAL> <TILDE> { op=Condition.Op.REGEX; } s() val=regex()
|
---|
372 | |
|
---|
373 | LOOKAHEAD(2)
|
---|
374 | <EXCLAMATION> <TILDE> { op=Condition.Op.NREGEX; } s() val=regex()
|
---|
375 | |
|
---|
376 | (
|
---|
377 | <EXCLAMATION> <EQUAL> { op=Condition.Op.NEQ; }
|
---|
378 | |
|
---|
379 | <EQUAL> { op=Condition.Op.EQ; }
|
---|
380 | |
|
---|
381 | <TILDE> <EQUAL> { op=Condition.Op.ONE_OF; }
|
---|
382 | |
|
---|
383 | <CARET> <EQUAL> { op=Condition.Op.BEGINS_WITH; }
|
---|
384 | |
|
---|
385 | <DOLLAR> <EQUAL> { op=Condition.Op.ENDS_WITH; }
|
---|
386 | |
|
---|
387 | <STAR> <EQUAL> { op=Condition.Op.CONTAINS; }
|
---|
388 | )
|
---|
389 | s()
|
---|
390 | (
|
---|
391 | LOOKAHEAD(2)
|
---|
392 | i=int_() { val=Integer.toString(i); }
|
---|
393 | |
|
---|
394 | f=float_() { val=Float.toString(f); }
|
---|
395 | |
|
---|
396 | val=string_or_ident()
|
---|
397 | )
|
---|
398 | |
|
---|
399 | (
|
---|
400 | <GREATER_EQUAL> { op=Condition.Op.GREATER_OR_EQUAL; }
|
---|
401 | |
|
---|
402 | <GREATER> { op=Condition.Op.GREATER; }
|
---|
403 | |
|
---|
404 | <LESS_EQUAL> { op=Condition.Op.LESS_OR_EQUAL; }
|
---|
405 | |
|
---|
406 | <LESS> { op=Condition.Op.LESS; }
|
---|
407 | )
|
---|
408 | s()
|
---|
409 | f=float_() { val=Float.toString(f); }
|
---|
410 | )
|
---|
411 | { return Condition.create(key, val, op, context); }
|
---|
412 | }
|
---|
413 |
|
---|
414 | Condition pseudoclass(Context context) :
|
---|
415 | {
|
---|
416 | Token t;
|
---|
417 | boolean not = false;
|
---|
418 | }
|
---|
419 | {
|
---|
420 | ( <EXCLAMATION> { not = true; } )?
|
---|
421 | <COLON>
|
---|
422 | t=<IDENT>
|
---|
423 | { return Condition.create(t.image, not, context); }
|
---|
424 | }
|
---|
425 |
|
---|
426 | String subpart() :
|
---|
427 | {
|
---|
428 | Token t;
|
---|
429 | }
|
---|
430 | {
|
---|
431 | <DCOLON>
|
---|
432 | ( t=<IDENT> | t=<STAR> )
|
---|
433 | { return t.image; }
|
---|
434 | }
|
---|
435 |
|
---|
436 | List<Instruction> declaration() :
|
---|
437 | {
|
---|
438 | List<Instruction> ins = new ArrayList<Instruction>();
|
---|
439 | Instruction i;
|
---|
440 | Token key;
|
---|
441 | Object val;
|
---|
442 | }
|
---|
443 | {
|
---|
444 | <LBRACE> w()
|
---|
445 | (
|
---|
446 | key=<IDENT> w() <COLON> w()
|
---|
447 | (
|
---|
448 | LOOKAHEAD( float_array() w() ( <SEMICOLON> | <RBRACE> ) )
|
---|
449 | val=float_array()
|
---|
450 | { ins.add(new Instruction.AssignmentInstruction(key.image, val)); }
|
---|
451 | w()
|
---|
452 | ( <RBRACE> { return ins; } | <SEMICOLON> w() )
|
---|
453 | |
|
---|
454 | LOOKAHEAD( expression() ( <SEMICOLON> | <RBRACE> ) )
|
---|
455 | val=expression()
|
---|
456 | { ins.add(new Instruction.AssignmentInstruction(key.image, val)); }
|
---|
457 | ( <RBRACE> { return ins; } | <SEMICOLON> w() )
|
---|
458 | |
|
---|
459 | val=readRaw() w() { ins.add(new Instruction.AssignmentInstruction(key.image, val)); }
|
---|
460 | )
|
---|
461 | )*
|
---|
462 | <RBRACE>
|
---|
463 | { return ins; }
|
---|
464 | }
|
---|
465 |
|
---|
466 | Expression expression():
|
---|
467 | {
|
---|
468 | List<Expression> args = new ArrayList<Expression>();
|
---|
469 | Expression e;
|
---|
470 | String op = null;
|
---|
471 | }
|
---|
472 | {
|
---|
473 | (
|
---|
474 | <EXCLAMATION> { op = "not"; } w() e=primary() { args.add(e); } w()
|
---|
475 | |
|
---|
476 | <MINUS> { op = "minus"; } w() e=primary() { args.add(e); } w()
|
---|
477 | |
|
---|
478 |
|
---|
479 | (
|
---|
480 | e=primary() { args.add(e); } w()
|
---|
481 | (
|
---|
482 | ( <PLUS> { op = "plus"; } w() e=primary() { args.add(e); } w() )+
|
---|
483 | |
|
---|
484 | ( <STAR> { op = "times"; } w() e=primary() { args.add(e); } w() )+
|
---|
485 | |
|
---|
486 | ( <MINUS> { op = "minus"; } w() e=primary() { args.add(e); } w() )+
|
---|
487 | |
|
---|
488 | ( <SLASH> { op = "divided_by"; } w() e=primary() { args.add(e); } w() )+
|
---|
489 | |
|
---|
490 | <GREATER_EQUAL> { op = "greater_equal"; } w() e=primary() { args.add(e); } w()
|
---|
491 | |
|
---|
492 | <LESS_EQUAL> { op = "less_equal"; } w() e=primary() { args.add(e); } w()
|
---|
493 | |
|
---|
494 | <GREATER> { op = "greater"; } w() e=primary() { args.add(e); } w()
|
---|
495 | |
|
---|
496 | <EQUAL> ( <EQUAL> )? { op = "equal"; } w() e=primary() { args.add(e); } w()
|
---|
497 | |
|
---|
498 | <LESS> { op = "less"; } w() e=primary() { args.add(e); } w()
|
---|
499 | |
|
---|
500 | <AMPERSAND> <AMPERSAND> { op = "and"; } w() e=primary() { args.add(e); } w()
|
---|
501 | |
|
---|
502 | <PIPE> <PIPE> { op = "or"; } w() e=primary() { args.add(e); } w()
|
---|
503 | |
|
---|
504 | <QUESTION> { op = "cond"; } w() e=primary() { args.add(e); } w() <COLON> w() e=primary() { args.add(e); } w()
|
---|
505 | )?
|
---|
506 | )
|
---|
507 | )
|
---|
508 | {
|
---|
509 | if (op == null)
|
---|
510 | return args.get(0);
|
---|
511 | return ExpressionFactory.createFunctionExpression(op, args);
|
---|
512 | }
|
---|
513 | }
|
---|
514 |
|
---|
515 | Expression primary() :
|
---|
516 | {
|
---|
517 | Expression nested;
|
---|
518 | Expression fn;
|
---|
519 | Object lit;
|
---|
520 | }
|
---|
521 | {
|
---|
522 | LOOKAHEAD(3) // both function and identifier start with an identifier (+ optional whitespace)
|
---|
523 | fn=function() { return fn; }
|
---|
524 | |
|
---|
525 | lit=literal() { return new LiteralExpression(lit); }
|
---|
526 | |
|
---|
527 | <LPAR> w() nested=expression() <RPAR> { return nested; }
|
---|
528 | }
|
---|
529 |
|
---|
530 | Expression function() :
|
---|
531 | {
|
---|
532 | Token tmp;
|
---|
533 | Expression arg;
|
---|
534 | String name;
|
---|
535 | List<Expression> args = new ArrayList<Expression>();
|
---|
536 | }
|
---|
537 | {
|
---|
538 | tmp=<IDENT> { name = tmp.image; } w()
|
---|
539 | <LPAR> w()
|
---|
540 | (
|
---|
541 | arg=expression() { args.add(arg); }
|
---|
542 | ( <COMMA> w() arg=expression() { args.add(arg); } )*
|
---|
543 | )?
|
---|
544 | <RPAR>
|
---|
545 | { return ExpressionFactory.createFunctionExpression(name, args); }
|
---|
546 | }
|
---|
547 |
|
---|
548 | Object literal() :
|
---|
549 | {
|
---|
550 | String val;
|
---|
551 | Token t;
|
---|
552 | float f;
|
---|
553 | }
|
---|
554 | {
|
---|
555 | t=<IDENT> { return new Keyword(t.image); }
|
---|
556 | |
|
---|
557 | val=string() { return val; }
|
---|
558 | |
|
---|
559 | <PLUS> f=ufloat() { return new Instruction.RelativeFloat(f); }
|
---|
560 | |
|
---|
561 | f=ufloat() { return f; }
|
---|
562 | |
|
---|
563 | t=<HEXCOLOR> { return Utils.hexToColor(t.image); }
|
---|
564 | }
|
---|
565 |
|
---|
566 | JAVACODE
|
---|
567 | void error_skipto(int kind, MapCSSException me) {
|
---|
568 | if (token.kind == EOF)
|
---|
569 | throw new ParseException("Reached end of file while parsing");
|
---|
570 |
|
---|
571 | Exception e = null;
|
---|
572 | ParseException pe = generateParseException();
|
---|
573 |
|
---|
574 | if (me != null) {
|
---|
575 | me.setLine(pe.currentToken.next.beginLine);
|
---|
576 | me.setColumn(pe.currentToken.next.beginColumn);
|
---|
577 | e = me;
|
---|
578 | } else {
|
---|
579 | e = new ParseException(pe.getMessage()); // prevent memory leak
|
---|
580 | }
|
---|
581 |
|
---|
582 | Main.error("Skipping to the next rule, because of an error:");
|
---|
583 | Main.error(e);
|
---|
584 | if (sheet != null) {
|
---|
585 | sheet.logError(e);
|
---|
586 | }
|
---|
587 | Token t;
|
---|
588 | do {
|
---|
589 | t = getNextToken();
|
---|
590 | } while (t.kind != kind && t.kind != EOF);
|
---|
591 | if (t.kind == EOF)
|
---|
592 | throw new ParseException("Reached end of file while parsing");
|
---|
593 | }
|
---|
594 |
|
---|
595 | JAVACODE
|
---|
596 | /**
|
---|
597 | * read everything to the next semicolon
|
---|
598 | */
|
---|
599 | String readRaw() {
|
---|
600 | Token t;
|
---|
601 | StringBuilder s = new StringBuilder();
|
---|
602 | while (true) {
|
---|
603 | t = getNextToken();
|
---|
604 | if ((t.kind == S || t.kind == STRING || t.kind == UNEXPECTED_CHAR) &&
|
---|
605 | t.image.contains("\n")) {
|
---|
606 | ParseException e = new ParseException(String.format("Warning: end of line while reading an unquoted string at line %s column %s.", t.beginLine, t.beginColumn));
|
---|
607 | Main.error(e);
|
---|
608 | if (sheet != null) {
|
---|
609 | sheet.logError(e);
|
---|
610 | }
|
---|
611 | }
|
---|
612 | if (t.kind == SEMICOLON || t.kind == EOF)
|
---|
613 | break;
|
---|
614 | s.append(t.image);
|
---|
615 | }
|
---|
616 | if (t.kind == EOF)
|
---|
617 | throw new ParseException("Reached end of file while parsing");
|
---|
618 | return s.toString();
|
---|
619 | }
|
---|
620 |
|
---|