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comparison .cms/lib/codemirror/mode/perl/perl.js @ 0:78edf6b517a0 draft
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author | Coffee CMS <info@coffee-cms.ru> |
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date | Fri, 11 Oct 2024 22:40:23 +0000 |
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1 // CodeMirror, copyright (c) by Marijn Haverbeke and others | |
2 // Distributed under an MIT license: https://codemirror.net/5/LICENSE | |
3 | |
4 // CodeMirror2 mode/perl/perl.js (text/x-perl) beta 0.10 (2011-11-08) | |
5 // This is a part of CodeMirror from https://github.com/sabaca/CodeMirror_mode_perl (mail@sabaca.com) | |
6 | |
7 (function(mod) { | |
8 if (typeof exports == "object" && typeof module == "object") // CommonJS | |
9 mod(require("../../lib/codemirror")); | |
10 else if (typeof define == "function" && define.amd) // AMD | |
11 define(["../../lib/codemirror"], mod); | |
12 else // Plain browser env | |
13 mod(CodeMirror); | |
14 })(function(CodeMirror) { | |
15 "use strict"; | |
16 | |
17 CodeMirror.defineMode("perl",function(){ | |
18 // http://perldoc.perl.org | |
19 var PERL={ // null - magic touch | |
20 // 1 - keyword | |
21 // 2 - def | |
22 // 3 - atom | |
23 // 4 - operator | |
24 // 5 - variable-2 (predefined) | |
25 // [x,y] - x=1,2,3; y=must be defined if x{...} | |
26 // PERL operators | |
27 '->' : 4, | |
28 '++' : 4, | |
29 '--' : 4, | |
30 '**' : 4, | |
31 // ! ~ \ and unary + and - | |
32 '=~' : 4, | |
33 '!~' : 4, | |
34 '*' : 4, | |
35 '/' : 4, | |
36 '%' : 4, | |
37 'x' : 4, | |
38 '+' : 4, | |
39 '-' : 4, | |
40 '.' : 4, | |
41 '<<' : 4, | |
42 '>>' : 4, | |
43 // named unary operators | |
44 '<' : 4, | |
45 '>' : 4, | |
46 '<=' : 4, | |
47 '>=' : 4, | |
48 'lt' : 4, | |
49 'gt' : 4, | |
50 'le' : 4, | |
51 'ge' : 4, | |
52 '==' : 4, | |
53 '!=' : 4, | |
54 '<=>' : 4, | |
55 'eq' : 4, | |
56 'ne' : 4, | |
57 'cmp' : 4, | |
58 '~~' : 4, | |
59 '&' : 4, | |
60 '|' : 4, | |
61 '^' : 4, | |
62 '&&' : 4, | |
63 '||' : 4, | |
64 '//' : 4, | |
65 '..' : 4, | |
66 '...' : 4, | |
67 '?' : 4, | |
68 ':' : 4, | |
69 '=' : 4, | |
70 '+=' : 4, | |
71 '-=' : 4, | |
72 '*=' : 4, // etc. ??? | |
73 ',' : 4, | |
74 '=>' : 4, | |
75 '::' : 4, | |
76 // list operators (rightward) | |
77 'not' : 4, | |
78 'and' : 4, | |
79 'or' : 4, | |
80 'xor' : 4, | |
81 // PERL predefined variables (I know, what this is a paranoid idea, but may be needed for people, who learn PERL, and for me as well, ...and may be for you?;) | |
82 'BEGIN' : [5,1], | |
83 'END' : [5,1], | |
84 'PRINT' : [5,1], | |
85 'PRINTF' : [5,1], | |
86 'GETC' : [5,1], | |
87 'READ' : [5,1], | |
88 'READLINE' : [5,1], | |
89 'DESTROY' : [5,1], | |
90 'TIE' : [5,1], | |
91 'TIEHANDLE' : [5,1], | |
92 'UNTIE' : [5,1], | |
93 'STDIN' : 5, | |
94 'STDIN_TOP' : 5, | |
95 'STDOUT' : 5, | |
96 'STDOUT_TOP' : 5, | |
97 'STDERR' : 5, | |
98 'STDERR_TOP' : 5, | |
99 '$ARG' : 5, | |
100 '$_' : 5, | |
101 '@ARG' : 5, | |
102 '@_' : 5, | |
103 '$LIST_SEPARATOR' : 5, | |
104 '$"' : 5, | |
105 '$PROCESS_ID' : 5, | |
106 '$PID' : 5, | |
107 '$$' : 5, | |
108 '$REAL_GROUP_ID' : 5, | |
109 '$GID' : 5, | |
110 '$(' : 5, | |
111 '$EFFECTIVE_GROUP_ID' : 5, | |
112 '$EGID' : 5, | |
113 '$)' : 5, | |
114 '$PROGRAM_NAME' : 5, | |
115 '$0' : 5, | |
116 '$SUBSCRIPT_SEPARATOR' : 5, | |
117 '$SUBSEP' : 5, | |
118 '$;' : 5, | |
119 '$REAL_USER_ID' : 5, | |
120 '$UID' : 5, | |
121 '$<' : 5, | |
122 '$EFFECTIVE_USER_ID' : 5, | |
123 '$EUID' : 5, | |
124 '$>' : 5, | |
125 '$a' : 5, | |
126 '$b' : 5, | |
127 '$COMPILING' : 5, | |
128 '$^C' : 5, | |
129 '$DEBUGGING' : 5, | |
130 '$^D' : 5, | |
131 '${^ENCODING}' : 5, | |
132 '$ENV' : 5, | |
133 '%ENV' : 5, | |
134 '$SYSTEM_FD_MAX' : 5, | |
135 '$^F' : 5, | |
136 '@F' : 5, | |
137 '${^GLOBAL_PHASE}' : 5, | |
138 '$^H' : 5, | |
139 '%^H' : 5, | |
140 '@INC' : 5, | |
141 '%INC' : 5, | |
142 '$INPLACE_EDIT' : 5, | |
143 '$^I' : 5, | |
144 '$^M' : 5, | |
145 '$OSNAME' : 5, | |
146 '$^O' : 5, | |
147 '${^OPEN}' : 5, | |
148 '$PERLDB' : 5, | |
149 '$^P' : 5, | |
150 '$SIG' : 5, | |
151 '%SIG' : 5, | |
152 '$BASETIME' : 5, | |
153 '$^T' : 5, | |
154 '${^TAINT}' : 5, | |
155 '${^UNICODE}' : 5, | |
156 '${^UTF8CACHE}' : 5, | |
157 '${^UTF8LOCALE}' : 5, | |
158 '$PERL_VERSION' : 5, | |
159 '$^V' : 5, | |
160 '${^WIN32_SLOPPY_STAT}' : 5, | |
161 '$EXECUTABLE_NAME' : 5, | |
162 '$^X' : 5, | |
163 '$1' : 5, // - regexp $1, $2... | |
164 '$MATCH' : 5, | |
165 '$&' : 5, | |
166 '${^MATCH}' : 5, | |
167 '$PREMATCH' : 5, | |
168 '$`' : 5, | |
169 '${^PREMATCH}' : 5, | |
170 '$POSTMATCH' : 5, | |
171 "$'" : 5, | |
172 '${^POSTMATCH}' : 5, | |
173 '$LAST_PAREN_MATCH' : 5, | |
174 '$+' : 5, | |
175 '$LAST_SUBMATCH_RESULT' : 5, | |
176 '$^N' : 5, | |
177 '@LAST_MATCH_END' : 5, | |
178 '@+' : 5, | |
179 '%LAST_PAREN_MATCH' : 5, | |
180 '%+' : 5, | |
181 '@LAST_MATCH_START' : 5, | |
182 '@-' : 5, | |
183 '%LAST_MATCH_START' : 5, | |
184 '%-' : 5, | |
185 '$LAST_REGEXP_CODE_RESULT' : 5, | |
186 '$^R' : 5, | |
187 '${^RE_DEBUG_FLAGS}' : 5, | |
188 '${^RE_TRIE_MAXBUF}' : 5, | |
189 '$ARGV' : 5, | |
190 '@ARGV' : 5, | |
191 'ARGV' : 5, | |
192 'ARGVOUT' : 5, | |
193 '$OUTPUT_FIELD_SEPARATOR' : 5, | |
194 '$OFS' : 5, | |
195 '$,' : 5, | |
196 '$INPUT_LINE_NUMBER' : 5, | |
197 '$NR' : 5, | |
198 '$.' : 5, | |
199 '$INPUT_RECORD_SEPARATOR' : 5, | |
200 '$RS' : 5, | |
201 '$/' : 5, | |
202 '$OUTPUT_RECORD_SEPARATOR' : 5, | |
203 '$ORS' : 5, | |
204 '$\\' : 5, | |
205 '$OUTPUT_AUTOFLUSH' : 5, | |
206 '$|' : 5, | |
207 '$ACCUMULATOR' : 5, | |
208 '$^A' : 5, | |
209 '$FORMAT_FORMFEED' : 5, | |
210 '$^L' : 5, | |
211 '$FORMAT_PAGE_NUMBER' : 5, | |
212 '$%' : 5, | |
213 '$FORMAT_LINES_LEFT' : 5, | |
214 '$-' : 5, | |
215 '$FORMAT_LINE_BREAK_CHARACTERS' : 5, | |
216 '$:' : 5, | |
217 '$FORMAT_LINES_PER_PAGE' : 5, | |
218 '$=' : 5, | |
219 '$FORMAT_TOP_NAME' : 5, | |
220 '$^' : 5, | |
221 '$FORMAT_NAME' : 5, | |
222 '$~' : 5, | |
223 '${^CHILD_ERROR_NATIVE}' : 5, | |
224 '$EXTENDED_OS_ERROR' : 5, | |
225 '$^E' : 5, | |
226 '$EXCEPTIONS_BEING_CAUGHT' : 5, | |
227 '$^S' : 5, | |
228 '$WARNING' : 5, | |
229 '$^W' : 5, | |
230 '${^WARNING_BITS}' : 5, | |
231 '$OS_ERROR' : 5, | |
232 '$ERRNO' : 5, | |
233 '$!' : 5, | |
234 '%OS_ERROR' : 5, | |
235 '%ERRNO' : 5, | |
236 '%!' : 5, | |
237 '$CHILD_ERROR' : 5, | |
238 '$?' : 5, | |
239 '$EVAL_ERROR' : 5, | |
240 '$@' : 5, | |
241 '$OFMT' : 5, | |
242 '$#' : 5, | |
243 '$*' : 5, | |
244 '$ARRAY_BASE' : 5, | |
245 '$[' : 5, | |
246 '$OLD_PERL_VERSION' : 5, | |
247 '$]' : 5, | |
248 // PERL blocks | |
249 'if' :[1,1], | |
250 elsif :[1,1], | |
251 'else' :[1,1], | |
252 'while' :[1,1], | |
253 unless :[1,1], | |
254 'for' :[1,1], | |
255 foreach :[1,1], | |
256 // PERL functions | |
257 'abs' :1, // - absolute value function | |
258 accept :1, // - accept an incoming socket connect | |
259 alarm :1, // - schedule a SIGALRM | |
260 'atan2' :1, // - arctangent of Y/X in the range -PI to PI | |
261 bind :1, // - binds an address to a socket | |
262 binmode :1, // - prepare binary files for I/O | |
263 bless :1, // - create an object | |
264 bootstrap :1, // | |
265 'break' :1, // - break out of a "given" block | |
266 caller :1, // - get context of the current subroutine call | |
267 chdir :1, // - change your current working directory | |
268 chmod :1, // - changes the permissions on a list of files | |
269 chomp :1, // - remove a trailing record separator from a string | |
270 chop :1, // - remove the last character from a string | |
271 chown :1, // - change the ownership on a list of files | |
272 chr :1, // - get character this number represents | |
273 chroot :1, // - make directory new root for path lookups | |
274 close :1, // - close file (or pipe or socket) handle | |
275 closedir :1, // - close directory handle | |
276 connect :1, // - connect to a remote socket | |
277 'continue' :[1,1], // - optional trailing block in a while or foreach | |
278 'cos' :1, // - cosine function | |
279 crypt :1, // - one-way passwd-style encryption | |
280 dbmclose :1, // - breaks binding on a tied dbm file | |
281 dbmopen :1, // - create binding on a tied dbm file | |
282 'default' :1, // | |
283 defined :1, // - test whether a value, variable, or function is defined | |
284 'delete' :1, // - deletes a value from a hash | |
285 die :1, // - raise an exception or bail out | |
286 'do' :1, // - turn a BLOCK into a TERM | |
287 dump :1, // - create an immediate core dump | |
288 each :1, // - retrieve the next key/value pair from a hash | |
289 endgrent :1, // - be done using group file | |
290 endhostent :1, // - be done using hosts file | |
291 endnetent :1, // - be done using networks file | |
292 endprotoent :1, // - be done using protocols file | |
293 endpwent :1, // - be done using passwd file | |
294 endservent :1, // - be done using services file | |
295 eof :1, // - test a filehandle for its end | |
296 'eval' :1, // - catch exceptions or compile and run code | |
297 'exec' :1, // - abandon this program to run another | |
298 exists :1, // - test whether a hash key is present | |
299 exit :1, // - terminate this program | |
300 'exp' :1, // - raise I to a power | |
301 fcntl :1, // - file control system call | |
302 fileno :1, // - return file descriptor from filehandle | |
303 flock :1, // - lock an entire file with an advisory lock | |
304 fork :1, // - create a new process just like this one | |
305 format :1, // - declare a picture format with use by the write() function | |
306 formline :1, // - internal function used for formats | |
307 getc :1, // - get the next character from the filehandle | |
308 getgrent :1, // - get next group record | |
309 getgrgid :1, // - get group record given group user ID | |
310 getgrnam :1, // - get group record given group name | |
311 gethostbyaddr :1, // - get host record given its address | |
312 gethostbyname :1, // - get host record given name | |
313 gethostent :1, // - get next hosts record | |
314 getlogin :1, // - return who logged in at this tty | |
315 getnetbyaddr :1, // - get network record given its address | |
316 getnetbyname :1, // - get networks record given name | |
317 getnetent :1, // - get next networks record | |
318 getpeername :1, // - find the other end of a socket connection | |
319 getpgrp :1, // - get process group | |
320 getppid :1, // - get parent process ID | |
321 getpriority :1, // - get current nice value | |
322 getprotobyname :1, // - get protocol record given name | |
323 getprotobynumber :1, // - get protocol record numeric protocol | |
324 getprotoent :1, // - get next protocols record | |
325 getpwent :1, // - get next passwd record | |
326 getpwnam :1, // - get passwd record given user login name | |
327 getpwuid :1, // - get passwd record given user ID | |
328 getservbyname :1, // - get services record given its name | |
329 getservbyport :1, // - get services record given numeric port | |
330 getservent :1, // - get next services record | |
331 getsockname :1, // - retrieve the sockaddr for a given socket | |
332 getsockopt :1, // - get socket options on a given socket | |
333 given :1, // | |
334 glob :1, // - expand filenames using wildcards | |
335 gmtime :1, // - convert UNIX time into record or string using Greenwich time | |
336 'goto' :1, // - create spaghetti code | |
337 grep :1, // - locate elements in a list test true against a given criterion | |
338 hex :1, // - convert a string to a hexadecimal number | |
339 'import' :1, // - patch a module's namespace into your own | |
340 index :1, // - find a substring within a string | |
341 'int' :1, // - get the integer portion of a number | |
342 ioctl :1, // - system-dependent device control system call | |
343 'join' :1, // - join a list into a string using a separator | |
344 keys :1, // - retrieve list of indices from a hash | |
345 kill :1, // - send a signal to a process or process group | |
346 last :1, // - exit a block prematurely | |
347 lc :1, // - return lower-case version of a string | |
348 lcfirst :1, // - return a string with just the next letter in lower case | |
349 length :1, // - return the number of bytes in a string | |
350 'link' :1, // - create a hard link in the filesystem | |
351 listen :1, // - register your socket as a server | |
352 local : 2, // - create a temporary value for a global variable (dynamic scoping) | |
353 localtime :1, // - convert UNIX time into record or string using local time | |
354 lock :1, // - get a thread lock on a variable, subroutine, or method | |
355 'log' :1, // - retrieve the natural logarithm for a number | |
356 lstat :1, // - stat a symbolic link | |
357 m :null, // - match a string with a regular expression pattern | |
358 map :1, // - apply a change to a list to get back a new list with the changes | |
359 mkdir :1, // - create a directory | |
360 msgctl :1, // - SysV IPC message control operations | |
361 msgget :1, // - get SysV IPC message queue | |
362 msgrcv :1, // - receive a SysV IPC message from a message queue | |
363 msgsnd :1, // - send a SysV IPC message to a message queue | |
364 my : 2, // - declare and assign a local variable (lexical scoping) | |
365 'new' :1, // | |
366 next :1, // - iterate a block prematurely | |
367 no :1, // - unimport some module symbols or semantics at compile time | |
368 oct :1, // - convert a string to an octal number | |
369 open :1, // - open a file, pipe, or descriptor | |
370 opendir :1, // - open a directory | |
371 ord :1, // - find a character's numeric representation | |
372 our : 2, // - declare and assign a package variable (lexical scoping) | |
373 pack :1, // - convert a list into a binary representation | |
374 'package' :1, // - declare a separate global namespace | |
375 pipe :1, // - open a pair of connected filehandles | |
376 pop :1, // - remove the last element from an array and return it | |
377 pos :1, // - find or set the offset for the last/next m//g search | |
378 print :1, // - output a list to a filehandle | |
379 printf :1, // - output a formatted list to a filehandle | |
380 prototype :1, // - get the prototype (if any) of a subroutine | |
381 push :1, // - append one or more elements to an array | |
382 q :null, // - singly quote a string | |
383 qq :null, // - doubly quote a string | |
384 qr :null, // - Compile pattern | |
385 quotemeta :null, // - quote regular expression magic characters | |
386 qw :null, // - quote a list of words | |
387 qx :null, // - backquote quote a string | |
388 rand :1, // - retrieve the next pseudorandom number | |
389 read :1, // - fixed-length buffered input from a filehandle | |
390 readdir :1, // - get a directory from a directory handle | |
391 readline :1, // - fetch a record from a file | |
392 readlink :1, // - determine where a symbolic link is pointing | |
393 readpipe :1, // - execute a system command and collect standard output | |
394 recv :1, // - receive a message over a Socket | |
395 redo :1, // - start this loop iteration over again | |
396 ref :1, // - find out the type of thing being referenced | |
397 rename :1, // - change a filename | |
398 require :1, // - load in external functions from a library at runtime | |
399 reset :1, // - clear all variables of a given name | |
400 'return' :1, // - get out of a function early | |
401 reverse :1, // - flip a string or a list | |
402 rewinddir :1, // - reset directory handle | |
403 rindex :1, // - right-to-left substring search | |
404 rmdir :1, // - remove a directory | |
405 s :null, // - replace a pattern with a string | |
406 say :1, // - print with newline | |
407 scalar :1, // - force a scalar context | |
408 seek :1, // - reposition file pointer for random-access I/O | |
409 seekdir :1, // - reposition directory pointer | |
410 select :1, // - reset default output or do I/O multiplexing | |
411 semctl :1, // - SysV semaphore control operations | |
412 semget :1, // - get set of SysV semaphores | |
413 semop :1, // - SysV semaphore operations | |
414 send :1, // - send a message over a socket | |
415 setgrent :1, // - prepare group file for use | |
416 sethostent :1, // - prepare hosts file for use | |
417 setnetent :1, // - prepare networks file for use | |
418 setpgrp :1, // - set the process group of a process | |
419 setpriority :1, // - set a process's nice value | |
420 setprotoent :1, // - prepare protocols file for use | |
421 setpwent :1, // - prepare passwd file for use | |
422 setservent :1, // - prepare services file for use | |
423 setsockopt :1, // - set some socket options | |
424 shift :1, // - remove the first element of an array, and return it | |
425 shmctl :1, // - SysV shared memory operations | |
426 shmget :1, // - get SysV shared memory segment identifier | |
427 shmread :1, // - read SysV shared memory | |
428 shmwrite :1, // - write SysV shared memory | |
429 shutdown :1, // - close down just half of a socket connection | |
430 'sin' :1, // - return the sine of a number | |
431 sleep :1, // - block for some number of seconds | |
432 socket :1, // - create a socket | |
433 socketpair :1, // - create a pair of sockets | |
434 'sort' :1, // - sort a list of values | |
435 splice :1, // - add or remove elements anywhere in an array | |
436 'split' :1, // - split up a string using a regexp delimiter | |
437 sprintf :1, // - formatted print into a string | |
438 'sqrt' :1, // - square root function | |
439 srand :1, // - seed the random number generator | |
440 stat :1, // - get a file's status information | |
441 state :1, // - declare and assign a state variable (persistent lexical scoping) | |
442 study :1, // - optimize input data for repeated searches | |
443 'sub' :1, // - declare a subroutine, possibly anonymously | |
444 'substr' :1, // - get or alter a portion of a string | |
445 symlink :1, // - create a symbolic link to a file | |
446 syscall :1, // - execute an arbitrary system call | |
447 sysopen :1, // - open a file, pipe, or descriptor | |
448 sysread :1, // - fixed-length unbuffered input from a filehandle | |
449 sysseek :1, // - position I/O pointer on handle used with sysread and syswrite | |
450 system :1, // - run a separate program | |
451 syswrite :1, // - fixed-length unbuffered output to a filehandle | |
452 tell :1, // - get current seekpointer on a filehandle | |
453 telldir :1, // - get current seekpointer on a directory handle | |
454 tie :1, // - bind a variable to an object class | |
455 tied :1, // - get a reference to the object underlying a tied variable | |
456 time :1, // - return number of seconds since 1970 | |
457 times :1, // - return elapsed time for self and child processes | |
458 tr :null, // - transliterate a string | |
459 truncate :1, // - shorten a file | |
460 uc :1, // - return upper-case version of a string | |
461 ucfirst :1, // - return a string with just the next letter in upper case | |
462 umask :1, // - set file creation mode mask | |
463 undef :1, // - remove a variable or function definition | |
464 unlink :1, // - remove one link to a file | |
465 unpack :1, // - convert binary structure into normal perl variables | |
466 unshift :1, // - prepend more elements to the beginning of a list | |
467 untie :1, // - break a tie binding to a variable | |
468 use :1, // - load in a module at compile time | |
469 utime :1, // - set a file's last access and modify times | |
470 values :1, // - return a list of the values in a hash | |
471 vec :1, // - test or set particular bits in a string | |
472 wait :1, // - wait for any child process to die | |
473 waitpid :1, // - wait for a particular child process to die | |
474 wantarray :1, // - get void vs scalar vs list context of current subroutine call | |
475 warn :1, // - print debugging info | |
476 when :1, // | |
477 write :1, // - print a picture record | |
478 y :null}; // - transliterate a string | |
479 | |
480 var RXstyle="string-2"; | |
481 var RXmodifiers=/[goseximacplud]/; // NOTE: "m", "s", "y" and "tr" need to correct real modifiers for each regexp type | |
482 | |
483 function tokenChain(stream,state,chain,style,tail){ // NOTE: chain.length > 2 is not working now (it's for s[...][...]geos;) | |
484 state.chain=null; // 12 3tail | |
485 state.style=null; | |
486 state.tail=null; | |
487 state.tokenize=function(stream,state){ | |
488 var e=false,c,i=0; | |
489 while(c=stream.next()){ | |
490 if(c===chain[i]&&!e){ | |
491 if(chain[++i]!==undefined){ | |
492 state.chain=chain[i]; | |
493 state.style=style; | |
494 state.tail=tail;} | |
495 else if(tail) | |
496 stream.eatWhile(tail); | |
497 state.tokenize=tokenPerl; | |
498 return style;} | |
499 e=!e&&c=="\\";} | |
500 return style;}; | |
501 return state.tokenize(stream,state);} | |
502 | |
503 function tokenSOMETHING(stream,state,string){ | |
504 state.tokenize=function(stream,state){ | |
505 if(stream.string==string) | |
506 state.tokenize=tokenPerl; | |
507 stream.skipToEnd(); | |
508 return "string";}; | |
509 return state.tokenize(stream,state);} | |
510 | |
511 function tokenPerl(stream,state){ | |
512 if(stream.eatSpace()) | |
513 return null; | |
514 if(state.chain) | |
515 return tokenChain(stream,state,state.chain,state.style,state.tail); | |
516 if(stream.match(/^(\-?((\d[\d_]*)?\.\d+(e[+-]?\d+)?|\d+\.\d*)|0x[\da-fA-F_]+|0b[01_]+|\d[\d_]*(e[+-]?\d+)?)/)) | |
517 return 'number'; | |
518 if(stream.match(/^<<(?=[_a-zA-Z])/)){ // NOTE: <<SOMETHING\n...\nSOMETHING\n | |
519 stream.eatWhile(/\w/); | |
520 return tokenSOMETHING(stream,state,stream.current().substr(2));} | |
521 if(stream.sol()&&stream.match(/^\=item(?!\w)/)){// NOTE: \n=item...\n=cut\n | |
522 return tokenSOMETHING(stream,state,'=cut');} | |
523 var ch=stream.next(); | |
524 if(ch=='"'||ch=="'"){ // NOTE: ' or " or <<'SOMETHING'\n...\nSOMETHING\n or <<"SOMETHING"\n...\nSOMETHING\n | |
525 if(prefix(stream, 3)=="<<"+ch){ | |
526 var p=stream.pos; | |
527 stream.eatWhile(/\w/); | |
528 var n=stream.current().substr(1); | |
529 if(n&&stream.eat(ch)) | |
530 return tokenSOMETHING(stream,state,n); | |
531 stream.pos=p;} | |
532 return tokenChain(stream,state,[ch],"string");} | |
533 if(ch=="q"){ | |
534 var c=look(stream, -2); | |
535 if(!(c&&/\w/.test(c))){ | |
536 c=look(stream, 0); | |
537 if(c=="x"){ | |
538 c=look(stream, 1); | |
539 if(c=="("){ | |
540 eatSuffix(stream, 2); | |
541 return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} | |
542 if(c=="["){ | |
543 eatSuffix(stream, 2); | |
544 return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} | |
545 if(c=="{"){ | |
546 eatSuffix(stream, 2); | |
547 return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} | |
548 if(c=="<"){ | |
549 eatSuffix(stream, 2); | |
550 return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);} | |
551 if(/[\^'"!~\/]/.test(c)){ | |
552 eatSuffix(stream, 1); | |
553 return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}} | |
554 else if(c=="q"){ | |
555 c=look(stream, 1); | |
556 if(c=="("){ | |
557 eatSuffix(stream, 2); | |
558 return tokenChain(stream,state,[")"],"string");} | |
559 if(c=="["){ | |
560 eatSuffix(stream, 2); | |
561 return tokenChain(stream,state,["]"],"string");} | |
562 if(c=="{"){ | |
563 eatSuffix(stream, 2); | |
564 return tokenChain(stream,state,["}"],"string");} | |
565 if(c=="<"){ | |
566 eatSuffix(stream, 2); | |
567 return tokenChain(stream,state,[">"],"string");} | |
568 if(/[\^'"!~\/]/.test(c)){ | |
569 eatSuffix(stream, 1); | |
570 return tokenChain(stream,state,[stream.eat(c)],"string");}} | |
571 else if(c=="w"){ | |
572 c=look(stream, 1); | |
573 if(c=="("){ | |
574 eatSuffix(stream, 2); | |
575 return tokenChain(stream,state,[")"],"bracket");} | |
576 if(c=="["){ | |
577 eatSuffix(stream, 2); | |
578 return tokenChain(stream,state,["]"],"bracket");} | |
579 if(c=="{"){ | |
580 eatSuffix(stream, 2); | |
581 return tokenChain(stream,state,["}"],"bracket");} | |
582 if(c=="<"){ | |
583 eatSuffix(stream, 2); | |
584 return tokenChain(stream,state,[">"],"bracket");} | |
585 if(/[\^'"!~\/]/.test(c)){ | |
586 eatSuffix(stream, 1); | |
587 return tokenChain(stream,state,[stream.eat(c)],"bracket");}} | |
588 else if(c=="r"){ | |
589 c=look(stream, 1); | |
590 if(c=="("){ | |
591 eatSuffix(stream, 2); | |
592 return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} | |
593 if(c=="["){ | |
594 eatSuffix(stream, 2); | |
595 return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} | |
596 if(c=="{"){ | |
597 eatSuffix(stream, 2); | |
598 return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} | |
599 if(c=="<"){ | |
600 eatSuffix(stream, 2); | |
601 return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);} | |
602 if(/[\^'"!~\/]/.test(c)){ | |
603 eatSuffix(stream, 1); | |
604 return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}} | |
605 else if(/[\^'"!~\/(\[{<]/.test(c)){ | |
606 if(c=="("){ | |
607 eatSuffix(stream, 1); | |
608 return tokenChain(stream,state,[")"],"string");} | |
609 if(c=="["){ | |
610 eatSuffix(stream, 1); | |
611 return tokenChain(stream,state,["]"],"string");} | |
612 if(c=="{"){ | |
613 eatSuffix(stream, 1); | |
614 return tokenChain(stream,state,["}"],"string");} | |
615 if(c=="<"){ | |
616 eatSuffix(stream, 1); | |
617 return tokenChain(stream,state,[">"],"string");} | |
618 if(/[\^'"!~\/]/.test(c)){ | |
619 return tokenChain(stream,state,[stream.eat(c)],"string");}}}} | |
620 if(ch=="m"){ | |
621 var c=look(stream, -2); | |
622 if(!(c&&/\w/.test(c))){ | |
623 c=stream.eat(/[(\[{<\^'"!~\/]/); | |
624 if(c){ | |
625 if(/[\^'"!~\/]/.test(c)){ | |
626 return tokenChain(stream,state,[c],RXstyle,RXmodifiers);} | |
627 if(c=="("){ | |
628 return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} | |
629 if(c=="["){ | |
630 return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} | |
631 if(c=="{"){ | |
632 return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} | |
633 if(c=="<"){ | |
634 return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);}}}} | |
635 if(ch=="s"){ | |
636 var c=/[\/>\]})\w]/.test(look(stream, -2)); | |
637 if(!c){ | |
638 c=stream.eat(/[(\[{<\^'"!~\/]/); | |
639 if(c){ | |
640 if(c=="[") | |
641 return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); | |
642 if(c=="{") | |
643 return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); | |
644 if(c=="<") | |
645 return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); | |
646 if(c=="(") | |
647 return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); | |
648 return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}} | |
649 if(ch=="y"){ | |
650 var c=/[\/>\]})\w]/.test(look(stream, -2)); | |
651 if(!c){ | |
652 c=stream.eat(/[(\[{<\^'"!~\/]/); | |
653 if(c){ | |
654 if(c=="[") | |
655 return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); | |
656 if(c=="{") | |
657 return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); | |
658 if(c=="<") | |
659 return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); | |
660 if(c=="(") | |
661 return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); | |
662 return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}} | |
663 if(ch=="t"){ | |
664 var c=/[\/>\]})\w]/.test(look(stream, -2)); | |
665 if(!c){ | |
666 c=stream.eat("r");if(c){ | |
667 c=stream.eat(/[(\[{<\^'"!~\/]/); | |
668 if(c){ | |
669 if(c=="[") | |
670 return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); | |
671 if(c=="{") | |
672 return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); | |
673 if(c=="<") | |
674 return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); | |
675 if(c=="(") | |
676 return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); | |
677 return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}}} | |
678 if(ch=="`"){ | |
679 return tokenChain(stream,state,[ch],"variable-2");} | |
680 if(ch=="/"){ | |
681 if(!/~\s*$/.test(prefix(stream))) | |
682 return "operator"; | |
683 else | |
684 return tokenChain(stream,state,[ch],RXstyle,RXmodifiers);} | |
685 if(ch=="$"){ | |
686 var p=stream.pos; | |
687 if(stream.eatWhile(/\d/)||stream.eat("{")&&stream.eatWhile(/\d/)&&stream.eat("}")) | |
688 return "variable-2"; | |
689 else | |
690 stream.pos=p;} | |
691 if(/[$@%]/.test(ch)){ | |
692 var p=stream.pos; | |
693 if(stream.eat("^")&&stream.eat(/[A-Z]/)||!/[@$%&]/.test(look(stream, -2))&&stream.eat(/[=|\\\-#?@;:&`~\^!\[\]*'"$+.,\/<>()]/)){ | |
694 var c=stream.current(); | |
695 if(PERL[c]) | |
696 return "variable-2";} | |
697 stream.pos=p;} | |
698 if(/[$@%&]/.test(ch)){ | |
699 if(stream.eatWhile(/[\w$]/)||stream.eat("{")&&stream.eatWhile(/[\w$]/)&&stream.eat("}")){ | |
700 var c=stream.current(); | |
701 if(PERL[c]) | |
702 return "variable-2"; | |
703 else | |
704 return "variable";}} | |
705 if(ch=="#"){ | |
706 if(look(stream, -2)!="$"){ | |
707 stream.skipToEnd(); | |
708 return "comment";}} | |
709 if(/[:+\-\^*$&%@=<>!?|\/~\.]/.test(ch)){ | |
710 var p=stream.pos; | |
711 stream.eatWhile(/[:+\-\^*$&%@=<>!?|\/~\.]/); | |
712 if(PERL[stream.current()]) | |
713 return "operator"; | |
714 else | |
715 stream.pos=p;} | |
716 if(ch=="_"){ | |
717 if(stream.pos==1){ | |
718 if(suffix(stream, 6)=="_END__"){ | |
719 return tokenChain(stream,state,['\0'],"comment");} | |
720 else if(suffix(stream, 7)=="_DATA__"){ | |
721 return tokenChain(stream,state,['\0'],"variable-2");} | |
722 else if(suffix(stream, 7)=="_C__"){ | |
723 return tokenChain(stream,state,['\0'],"string");}}} | |
724 if(/\w/.test(ch)){ | |
725 var p=stream.pos; | |
726 if(look(stream, -2)=="{"&&(look(stream, 0)=="}"||stream.eatWhile(/\w/)&&look(stream, 0)=="}")) | |
727 return "string"; | |
728 else | |
729 stream.pos=p;} | |
730 if(/[A-Z]/.test(ch)){ | |
731 var l=look(stream, -2); | |
732 var p=stream.pos; | |
733 stream.eatWhile(/[A-Z_]/); | |
734 if(/[\da-z]/.test(look(stream, 0))){ | |
735 stream.pos=p;} | |
736 else{ | |
737 var c=PERL[stream.current()]; | |
738 if(!c) | |
739 return "meta"; | |
740 if(c[1]) | |
741 c=c[0]; | |
742 if(l!=":"){ | |
743 if(c==1) | |
744 return "keyword"; | |
745 else if(c==2) | |
746 return "def"; | |
747 else if(c==3) | |
748 return "atom"; | |
749 else if(c==4) | |
750 return "operator"; | |
751 else if(c==5) | |
752 return "variable-2"; | |
753 else | |
754 return "meta";} | |
755 else | |
756 return "meta";}} | |
757 if(/[a-zA-Z_]/.test(ch)){ | |
758 var l=look(stream, -2); | |
759 stream.eatWhile(/\w/); | |
760 var c=PERL[stream.current()]; | |
761 if(!c) | |
762 return "meta"; | |
763 if(c[1]) | |
764 c=c[0]; | |
765 if(l!=":"){ | |
766 if(c==1) | |
767 return "keyword"; | |
768 else if(c==2) | |
769 return "def"; | |
770 else if(c==3) | |
771 return "atom"; | |
772 else if(c==4) | |
773 return "operator"; | |
774 else if(c==5) | |
775 return "variable-2"; | |
776 else | |
777 return "meta";} | |
778 else | |
779 return "meta";} | |
780 return null;} | |
781 | |
782 return { | |
783 startState: function() { | |
784 return { | |
785 tokenize: tokenPerl, | |
786 chain: null, | |
787 style: null, | |
788 tail: null | |
789 }; | |
790 }, | |
791 token: function(stream, state) { | |
792 return (state.tokenize || tokenPerl)(stream, state); | |
793 }, | |
794 lineComment: '#' | |
795 }; | |
796 }); | |
797 | |
798 CodeMirror.registerHelper("wordChars", "perl", /[\w$]/); | |
799 | |
800 CodeMirror.defineMIME("text/x-perl", "perl"); | |
801 | |
802 // it's like "peek", but need for look-ahead or look-behind if index < 0 | |
803 function look(stream, c){ | |
804 return stream.string.charAt(stream.pos+(c||0)); | |
805 } | |
806 | |
807 // return a part of prefix of current stream from current position | |
808 function prefix(stream, c){ | |
809 if(c){ | |
810 var x=stream.pos-c; | |
811 return stream.string.substr((x>=0?x:0),c);} | |
812 else{ | |
813 return stream.string.substr(0,stream.pos-1); | |
814 } | |
815 } | |
816 | |
817 // return a part of suffix of current stream from current position | |
818 function suffix(stream, c){ | |
819 var y=stream.string.length; | |
820 var x=y-stream.pos+1; | |
821 return stream.string.substr(stream.pos,(c&&c<y?c:x)); | |
822 } | |
823 | |
824 // eating and vomiting a part of stream from current position | |
825 function eatSuffix(stream, c){ | |
826 var x=stream.pos+c; | |
827 var y; | |
828 if(x<=0) | |
829 stream.pos=0; | |
830 else if(x>=(y=stream.string.length-1)) | |
831 stream.pos=y; | |
832 else | |
833 stream.pos=x; | |
834 } | |
835 | |
836 }); |