1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
|
" Vim syntax file
"
" Language: Logtalk
" Maintainer: Paulo Moura <pmoura@logtalk.org>
" Last Change: December 16, 2023
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
let s:cpo_save = &cpo
set cpo&vim
" Logtalk is case sensitive:
syn case match
" Logtalk variables
syn match logtalkVariable "\<\(\u\|_\)\(\w\)*\>"
" Logtalk clause functor
syn match logtalkOperator ":-"
" Logtalk quoted atoms and strings
syn region logtalkString start=+"+ skip=+\\"+ end=+"+ contains=logtalkEscapeSequence
syn region logtalkAtom start=+'+ skip=+\\'+ end=+'+ contains=logtalkEscapeSequence
syn match logtalkEscapeSequence contained "\\\([\\abfnrtv\"\']\|\(x[a-fA-F0-9]\+\|[0-7]\+\)\\\)"
" Logtalk message sending operators
syn match logtalkOperator "::"
syn match logtalkOperator "\(0'\)\@<!:"
syn match logtalkOperator "\^\^"
" Logtalk external call
syn region logtalkExtCall matchgroup=logtalkExtCallTag start="{" matchgroup=logtalkExtCallTag end="}" contains=ALL
" Logtalk opening entity directives
syn region logtalkOpenEntityDir matchgroup=logtalkOpenEntityDirTag start=":- object(" matchgroup=logtalkOpenEntityDirTag end=")\." contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom,logtalkEntityRel,logtalkLineComment
syn region logtalkOpenEntityDir matchgroup=logtalkOpenEntityDirTag start=":- protocol(" matchgroup=logtalkOpenEntityDirTag end=")\." contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkEntityRel,logtalkLineComment
syn region logtalkOpenEntityDir matchgroup=logtalkOpenEntityDirTag start=":- category(" matchgroup=logtalkOpenEntityDirTag end=")\." contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkEntityRel,logtalkLineComment
" Logtalk closing entity directives
syn match logtalkCloseEntityDir ":- end_object\."
syn match logtalkCloseEntityDir ":- end_protocol\."
syn match logtalkCloseEntityDir ":- end_category\."
" Logtalk entity relations
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="instantiates(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="specializes(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="extends(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="imports(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="implements(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="complements(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkString,logtalkAtom contained
" Logtalk directives
syn region logtalkDir matchgroup=logtalkDirTag start=":- if(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- elif(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn match logtalkDirTag ":- else\."
syn match logtalkDirTag ":- endif\."
syn region logtalkDir matchgroup=logtalkDirTag start=":- alias(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- coinductive(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- encoding(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- initialization(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- info(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- mode(" matchgroup=logtalkDirTag end=")\." contains=logtalkOperator, logtalkAtom
syn region logtalkDir matchgroup=logtalkDirTag start=":- dynamic(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn match logtalkDirTag ":- built_in\."
syn match logtalkDirTag ":- dynamic\."
syn region logtalkDir matchgroup=logtalkDirTag start=":- discontiguous(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- multifile(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- public(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- protected(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- private(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- meta_predicate(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- meta_non_terminal(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- op(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- set_logtalk_flag(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- synchronized(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn match logtalkDirTag ":- synchronized\."
syn region logtalkDir matchgroup=logtalkDirTag start=":- uses(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn match logtalkDirTag ":- threaded\."
" Prolog directives
syn region logtalkDir matchgroup=logtalkDirTag start=":- ensure_loaded(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- include(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- set_prolog_flag(" matchgroup=logtalkDirTag end=")\." contains=ALL
" Module directives
syn region logtalkDir matchgroup=logtalkDirTag start=":- module(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- export(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- reexport(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- use_module(" matchgroup=logtalkDirTag end=")\." contains=ALL
" Logtalk built-in predicates
syn match logtalkBuiltIn "\<\(abolish\|c\(reate\|urrent\)\)_\(object\|protocol\|category\)\ze("
syn match logtalkBuiltIn "\<\(object\|protocol\|category\)_property\ze("
syn match logtalkBuiltIn "\<co\(mplements_object\|nforms_to_protocol\)\ze("
syn match logtalkBuiltIn "\<extends_\(object\|protocol\|category\)\ze("
syn match logtalkBuiltIn "\<imp\(orts_category\|lements_protocol\)\ze("
syn match logtalkBuiltIn "\<\(instantiat\|specializ\)es_class\ze("
syn match logtalkBuiltIn "\<\(abolish\|define\)_events\ze("
syn match logtalkBuiltIn "\<current_event\ze("
syn match logtalkBuiltIn "\<\(create\|current\|set\)_logtalk_flag\ze("
syn match logtalkBuiltIn "\<logtalk_\(compile\|l\(ibrary_path\|oad\|oad_context\)\|make\(_target_action\)\?\)\ze("
syn match logtalkBuiltIn "\<logtalk_make\>"
syn match logtalkBuiltIn "\<\(for\|retract\)all\ze("
syn match logtalkBuiltIn "\<threaded\(_\(ca\(ll\|ncel\)\|once\|ignore\|exit\|peek\|wait\|notify\)\)\?\ze("
syn match logtalkBuiltIn "\<threaded_engine\(_\(create\|destroy\|self\|next\|next_reified\|yield\|post\|fetch\)\)\?\ze("
" Logtalk built-in methods
syn match logtalkBuiltInMethod "\<context\ze("
syn match logtalkBuiltInMethod "\<parameter\ze("
syn match logtalkBuiltInMethod "\<se\(lf\|nder\)\ze("
syn match logtalkBuiltInMethod "\<this\ze("
syn match logtalkBuiltInMethod "\<current_predicate\ze("
syn match logtalkBuiltInMethod "\<predicate_property\ze("
syn match logtalkBuiltInMethod "\<a\(bolish\|ssert\(a\|z\)\)\ze("
syn match logtalkBuiltInMethod "\<clause\ze("
syn match logtalkBuiltInMethod "\<retract\(all\)\?\ze("
syn match logtalkBuiltInMethod "\<\(bag\|set\)of\ze("
syn match logtalkBuiltInMethod "\<f\(ind\|or\)all\ze("
syn match logtalkBuiltInMethod "\<before\ze("
syn match logtalkBuiltInMethod "\<after\ze("
syn match logtalkBuiltInMethod "\<forward\ze("
syn match logtalkBuiltInMethod "\<expand_\(goal\|term\)\ze("
syn match logtalkBuiltInMethod "\<\(goal\|term\)_expansion\ze("
syn match logtalkBuiltInMethod "\<phrase\ze("
" Mode operators
syn match logtalkOperator "\(0'\)\@<!?"
syn match logtalkOperator "\(0'\)\@<!@"
" Control constructs
syn match logtalkKeyword "\<true\>"
syn match logtalkKeyword "\<fail\>"
syn match logtalkKeyword "\<false\>"
syn match logtalkKeyword "\<ca\(ll\|tch\)\ze("
syn match logtalkOperator "\(0'\)\@<!!"
" syn match logtalkOperator "\(0'\)\@<!,"
syn match logtalkOperator "\(0'\)\@<!;"
syn match logtalkOperator "-->"
syn match logtalkOperator "->"
syn match logtalkKeyword "\<throw\ze("
syn match logtalkKeyword "\<\(instantiation\|system\)_error\>"
syn match logtalkKeyword "\<\(uninstantiation\|type\|domain\|existence\|permission\|representation\|evaluation\|resource\|syntax\)_error\ze("
" Term unification
syn match logtalkOperator "\(0'\)\@<!="
syn match logtalkKeyword "\<subsumes_term\ze("
syn match logtalkKeyword "\<unify_with_occurs_check\ze("
syn match logtalkOperator "\\="
" Term testing
syn match logtalkKeyword "\<var\ze("
syn match logtalkKeyword "\<atom\(ic\)\?\ze("
syn match logtalkKeyword "\<integer\ze("
syn match logtalkKeyword "\<float\ze("
syn match logtalkKeyword "\<c\(allable\|ompound\)\ze("
syn match logtalkKeyword "\<n\(onvar\|umber\)\ze("
syn match logtalkKeyword "\<ground\ze("
syn match logtalkKeyword "\<acyclic_term\ze("
" Term comparison
syn match logtalkKeyword "\<compare\ze("
syn match logtalkOperator "@=<"
syn match logtalkOperator "=="
syn match logtalkOperator "\\=="
syn match logtalkOperator "@<"
syn match logtalkOperator "@>"
syn match logtalkOperator "@>="
" Term creation and decomposition
syn match logtalkKeyword "\<functor\ze("
syn match logtalkKeyword "\<arg\ze("
syn match logtalkOperator "=\.\."
syn match logtalkKeyword "\<copy_term\ze("
syn match logtalkKeyword "\<numbervars\ze("
syn match logtalkKeyword "\<term_variables\ze("
" Predicate aliases
syn match logtalkOperator "\<as\>"
" Arithmetic evaluation
syn match logtalkOperator "\<is\>"
" Arithmetic comparison
syn match logtalkOperator "=:="
syn match logtalkOperator "=\\="
syn match logtalkOperator "\(0'\)\@<!<"
syn match logtalkOperator "=<"
syn match logtalkOperator "\(0'\)\@<!>"
syn match logtalkOperator ">="
" Stream selection and control
syn match logtalkKeyword "\<\(curren\|se\)t_\(in\|out\)put\ze("
syn match logtalkKeyword "\<open\ze("
syn match logtalkKeyword "\<close\ze("
syn match logtalkKeyword "\<flush_output\ze("
syn match logtalkKeyword "\<flush_output\>"
syn match logtalkKeyword "\<stream_property\ze("
syn match logtalkKeyword "\<at_end_of_stream\ze("
syn match logtalkKeyword "\<at_end_of_stream\>"
syn match logtalkKeyword "\<set_stream_position\ze("
" Character and byte input/output
syn match logtalkKeyword "\<\(get\|p\(eek\|ut\)\)_\(c\(har\|ode\)\|byte\)\ze("
syn match logtalkKeyword "\<nl\ze("
syn match logtalkKeyword "\<nl\>"
" Term input/output
syn match logtalkKeyword "\<read\(_term\)\?\ze("
syn match logtalkKeyword "\<write\(q\|_\(canonical\|term\)\)\?\ze("
syn match logtalkKeyword "\<\(current_\)\?op\ze("
syn match logtalkKeyword "\<\(current_\)\?char_conversion\ze("
" Logic and control
syn match logtalkOperator "\\+"
syn match logtalkKeyword "\<ignore\ze("
syn match logtalkKeyword "\<once\ze("
syn match logtalkKeyword "\<repeat\>"
" Atomic term processing
syn match logtalkKeyword "\<atom_\(length\|c\(hars\|o\(ncat\|des\)\)\)\ze("
syn match logtalkKeyword "\<sub_atom\ze("
syn match logtalkKeyword "\<char_code\ze("
syn match logtalkKeyword "\<number_c\(har\|ode\)s\ze("
" Implementation defined hooks functions
syn match logtalkKeyword "\<\(curren\|se\)t_prolog_flag\ze("
syn match logtalkKeyword "\<halt\ze("
syn match logtalkKeyword "\<halt\>"
" Sorting
syn match logtalkKeyword "\<\(key\)\?sort\ze("
" Evaluable functors
syn match logtalkOperator "\(0'\)\@<![+]"
syn match logtalkOperator "\(0'\)\@<![-]"
syn match logtalkOperator "\(0'\)\@<!\*"
syn match logtalkOperator "//"
syn match logtalkOperator "\(0'\)\@<!/"
syn match logtalkKeyword "\<div\ze("
syn match logtalkKeyword "\<r\(ound\|em\)\ze("
syn match logtalkKeyword "\<e\>"
syn match logtalkKeyword "\<pi\>"
syn match logtalkKeyword "\<div\>"
syn match logtalkKeyword "\<rem\>"
syn match logtalkKeyword "\<m\(ax\|in\|od\)\ze("
syn match logtalkKeyword "\<mod\>"
syn match logtalkKeyword "\<abs\ze("
syn match logtalkKeyword "\<sign\ze("
syn match logtalkKeyword "\<flo\(or\|at\(_\(integer\|fractional\)_part\)\?\)\ze("
syn match logtalkKeyword "\<t\(an\|runcate\)\ze("
syn match logtalkKeyword "\<ceiling\ze("
" Other arithemtic functors
syn match logtalkOperator "\*\*"
syn match logtalkKeyword "\<s\(in\|qrt\)\ze("
syn match logtalkKeyword "\<cos\ze("
syn match logtalkKeyword "\<a\(cos\|sin\|tan\|tan2\)\ze("
syn match logtalkKeyword "\<exp\ze("
syn match logtalkKeyword "\<log\ze("
" Bitwise functors
syn match logtalkOperator ">>"
syn match logtalkOperator "<<"
syn match logtalkOperator "/\\"
syn match logtalkOperator "\\/"
syn match logtalkOperator "0'\@<!\\"
syn match logtalkKeyword "\<xor\ze("
" Logtalk list operator
syn match logtalkOperator "\(0'\)\@<!|"
" Logtalk existential quantifier operator
syn match logtalkOperator "\(0'\)\@<!^"
" Logtalk numbers
syn match logtalkNumber "\<\d\+\>"
syn match logtalkNumber "\<\d\+\.\d\+\>"
syn match logtalkNumber "\<\d\+[eE][-+]\=\d\+\>"
syn match logtalkNumber "\<\d\+\.\d\+[eE][-+]\=\d\+\>"
syn match logtalkNumber "0'[\\]\?."
syn match logtalkNumber "\<0b[0-1]\+\>"
syn match logtalkNumber "\<0o\o\+\>"
syn match logtalkNumber "\<0x\x\+\>"
" Logtalk end-of-clause
syn match logtalkOperator "\(0'\)\@<!\."
" Logtalk comments
syn region logtalkBlockComment start="/\*" end="\*/" fold
syn match logtalkLineComment "%.*$"
syn cluster logtalkComment contains=logtalkBlockComment,logtalkLineComment
" Logtalk conditional compilation folding
syn region logtalkIfContainer transparent keepend extend start=":- if(" end=":- endif\." containedin=ALLBUT,@logtalkComment contains=NONE
syn region logtalkIf transparent fold keepend start=":- if(" end=":- \(else\.\|elif(\)"ms=s-1,me=s-1 contained containedin=logtalkIfContainer nextgroup=logtalkElseIf,logtalkElse contains=TOP
syn region logtalkElseIf transparent fold keepend start=":- elif(" end=":- \(else\.\|elif(\)"ms=s-1,me=s-1 contained containedin=logtalkIfContainer nextgroup=logtalkElseIf,logtalkElse contains=TOP
syn region logtalkElse transparent fold keepend start=":- else\." end=":- endif\." contained containedin=logtalkIfContainer contains=TOP
" Logtalk entity folding
syn region logtalkEntity transparent fold keepend start=":- object(" end=":- end_object\." contains=ALL
syn region logtalkEntity transparent fold keepend start=":- protocol(" end=":- end_protocol\." contains=ALL
syn region logtalkEntity transparent fold keepend start=":- category(" end=":- end_category\." contains=ALL
syn sync ccomment logtalkBlockComment maxlines=50
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link logtalkBlockComment Comment
hi def link logtalkLineComment Comment
hi def link logtalkOpenEntityDir Normal
hi def link logtalkOpenEntityDirTag PreProc
hi def link logtalkIfContainer PreProc
hi def link logtalkIf PreProc
hi def link logtalkElseIf PreProc
hi def link logtalkElse PreProc
hi def link logtalkEntity Normal
hi def link logtalkEntityRel Normal
hi def link logtalkEntityRelTag PreProc
hi def link logtalkCloseEntityDir PreProc
hi def link logtalkDir Normal
hi def link logtalkDirTag PreProc
hi def link logtalkAtom String
hi def link logtalkString String
hi def link logtalkEscapeSequence SpecialChar
hi def link logtalkNumber Number
hi def link logtalkKeyword Keyword
hi def link logtalkBuiltIn Keyword
hi def link logtalkBuiltInMethod Keyword
hi def link logtalkOperator Operator
hi def link logtalkExtCall Normal
hi def link logtalkExtCallTag Operator
hi def link logtalkVariable Identifier
let b:current_syntax = "logtalk"
let &cpo = s:cpo_save
unlet s:cpo_save
|
