Commit | Line | Data |
1b812057 |
1 | #define NEED_newSVpvn_flags_GLOBAL |
df6dd016 |
2 | #include "mouse.h" |
3 | |
d39ac61c |
4 | /* keywords for methods/keys */ |
cccb83de |
5 | SV* mouse_package; |
6 | SV* mouse_namespace; |
3e44140b |
7 | SV* mouse_methods; |
a5df48e5 |
8 | SV* mouse_name; |
047d7af0 |
9 | SV* mouse_get_attribute; |
10 | SV* mouse_get_attribute_list; |
d39ac61c |
11 | SV* mouse_coerce; |
cccb83de |
12 | |
4e7e3250 |
13 | #define MOUSE_xc_flags(a) SvUVX(MOUSE_av_at((a), MOUSE_XC_FLAGS)) |
a39e9541 |
14 | #define MOUSE_xc_gen(a) MOUSE_av_at((a), MOUSE_XC_GEN) |
aa2d2e2c |
15 | #define MOUSE_xc_stash(a) ( (HV*)MOUSE_av_at((a), MOUSE_XC_STASH) ) |
a39e9541 |
16 | #define MOUSE_xc_attrall(a) ( (AV*)MOUSE_av_at((a), MOUSE_XC_ATTRALL) ) |
17 | #define MOUSE_xc_buildall(a) ( (AV*)MOUSE_av_at((a), MOUSE_XC_BUILDALL) ) |
9974d611 |
18 | #define MOUSE_xc_demolishall(a) ( (AV*)MOUSE_av_at((a), MOUSE_XC_DEMOLISHALL) ) |
a39e9541 |
19 | |
aa2d2e2c |
20 | enum mouse_xc_flags_t { |
21 | MOUSEf_XC_IS_IMMUTABLE = 0x0001, |
22 | MOUSEf_XC_IS_ANON = 0x0002, |
23 | MOUSEf_XC_HAS_BUILDARGS = 0x0004, |
e128626c |
24 | MOUSEf_XC_CONSTRUCTOR_IS_STRICT |
25 | = 0x0008, |
aa2d2e2c |
26 | |
27 | MOUSEf_XC_mask = 0xFFFF /* not used */ |
28 | }; |
29 | |
a39e9541 |
30 | /* Mouse XS Metaclass object */ |
31 | enum mouse_xc_ix_t{ |
4e7e3250 |
32 | MOUSE_XC_FLAGS, |
33 | |
a39e9541 |
34 | MOUSE_XC_GEN, /* class generation */ |
aa2d2e2c |
35 | MOUSE_XC_STASH, /* symbol table hash */ |
aa2d2e2c |
36 | |
a39e9541 |
37 | MOUSE_XC_ATTRALL, /* all the attributes */ |
38 | MOUSE_XC_BUILDALL, /* all the BUILD methods */ |
39 | MOUSE_XC_DEMOLISHALL, /* all the DEMOLISH methods */ |
40 | |
41 | MOUSE_XC_last |
42 | }; |
43 | |
cb60d0b5 |
44 | enum mouse_modifier_t { |
45 | MOUSE_M_BEFORE, |
46 | MOUSE_M_AROUND, |
47 | MOUSE_M_AFTER, |
48 | }; |
49 | |
a39e9541 |
50 | static MGVTBL mouse_xc_vtbl; /* for identity */ |
51 | |
52 | static void |
53 | mouse_class_push_attribute_list(pTHX_ SV* const metaclass, AV* const attrall, HV* const seen){ |
54 | dSP; |
55 | I32 n; |
56 | |
57 | /* $meta->get_attribute_list */ |
58 | PUSHMARK(SP); |
59 | XPUSHs(metaclass); |
60 | PUTBACK; |
61 | |
047d7af0 |
62 | n = call_sv(mouse_get_attribute_list, G_ARRAY | G_METHOD); |
a39e9541 |
63 | for(NOOP; n > 0; n--){ |
64 | SV* name; |
65 | |
66 | SPAGAIN; |
67 | name = POPs; |
68 | PUTBACK; |
69 | |
70 | if(hv_exists_ent(seen, name, 0U)){ |
71 | continue; |
72 | } |
73 | (void)hv_store_ent(seen, name, &PL_sv_undef, 0U); |
da4432f3 |
74 | |
047d7af0 |
75 | av_push(attrall, newSVsv( mcall1(metaclass, mouse_get_attribute, name) )); |
a39e9541 |
76 | } |
77 | } |
743ca82e |
78 | |
aa2d2e2c |
79 | static int |
80 | mouse_class_has_custom_buildargs(pTHX_ HV* const stash) { |
81 | XS(XS_Mouse__Object_BUILDARGS); /* prototype */ |
82 | |
83 | GV* const buildargs = gv_fetchmeth_autoload(stash, "BUILDARGS", sizeof("BUILDARGS")-1, 0); |
aa2d2e2c |
84 | |
12872cc1 |
85 | return buildargs && CvXSUB(GvCV(buildargs)) != XS_Mouse__Object_BUILDARGS; |
aa2d2e2c |
86 | } |
87 | |
a39e9541 |
88 | static void |
89 | mouse_class_update_xc(pTHX_ SV* const metaclass PERL_UNUSED_DECL, HV* const stash, AV* const xc) { |
90 | AV* const linearized_isa = mro_get_linear_isa(stash); |
91 | I32 const len = AvFILLp(linearized_isa); |
92 | I32 i; |
aa2d2e2c |
93 | U32 flags = 0x00; |
a39e9541 |
94 | AV* const attrall = newAV(); |
95 | AV* const buildall = newAV(); |
96 | AV* const demolishall = newAV(); |
97 | HV* const seen = newHV(); /* for attributes */ |
da4432f3 |
98 | |
a39e9541 |
99 | ENTER; |
100 | SAVETMPS; |
da4432f3 |
101 | |
a39e9541 |
102 | sv_2mortal((SV*)seen); |
da4432f3 |
103 | |
a39e9541 |
104 | /* old data will be delete at the end of the perl scope */ |
105 | av_delete(xc, MOUSE_XC_DEMOLISHALL, 0x00); |
106 | av_delete(xc, MOUSE_XC_BUILDALL, 0x00); |
107 | av_delete(xc, MOUSE_XC_ATTRALL, 0x00); |
743ca82e |
108 | |
a39e9541 |
109 | SvREFCNT_inc_simple_void_NN(linearized_isa); |
110 | sv_2mortal((SV*)linearized_isa); |
da4432f3 |
111 | |
a39e9541 |
112 | /* update */ |
da4432f3 |
113 | |
4e7e3250 |
114 | if(predicate_calls(metaclass, "is_immutable")){ |
aa2d2e2c |
115 | flags |= MOUSEf_XC_IS_IMMUTABLE; |
116 | } |
117 | |
4e7e3250 |
118 | if(predicate_calls(metaclass, "is_anon_class")){ |
119 | flags |= MOUSEf_XC_IS_ANON; |
120 | } |
121 | |
aa2d2e2c |
122 | if(mouse_class_has_custom_buildargs(aTHX_ stash)){ |
123 | flags |= MOUSEf_XC_HAS_BUILDARGS; |
124 | } |
125 | |
e128626c |
126 | if(predicate_calls(metaclass, "__strict_constructor")){ |
127 | flags |= MOUSEf_XC_CONSTRUCTOR_IS_STRICT; |
128 | } |
129 | |
4e7e3250 |
130 | av_store(xc, MOUSE_XC_FLAGS, newSVuv(flags)); |
a39e9541 |
131 | av_store(xc, MOUSE_XC_ATTRALL, (SV*)attrall); |
132 | av_store(xc, MOUSE_XC_BUILDALL, (SV*)buildall); |
133 | av_store(xc, MOUSE_XC_DEMOLISHALL, (SV*)demolishall); |
da4432f3 |
134 | |
a39e9541 |
135 | for(i = 0; i < len; i++){ |
047d7af0 |
136 | SV* const klass = MOUSE_av_at(linearized_isa, i); |
074a414d |
137 | HV* const st = gv_stashsv(klass, TRUE); |
a39e9541 |
138 | SV* meta; |
139 | GV* gv; |
da4432f3 |
140 | |
074a414d |
141 | gv = stash_fetchs(st, "BUILD", FALSE); |
a39e9541 |
142 | if(gv && GvCVu(gv)){ |
074a414d |
143 | av_unshift(buildall, 1); |
144 | av_store(buildall, 0, newRV_inc((SV*)GvCV(gv))); |
a39e9541 |
145 | } |
da4432f3 |
146 | |
074a414d |
147 | gv = stash_fetchs(st, "DEMOLISH", FALSE); |
a39e9541 |
148 | if(gv && GvCVu(gv)){ |
149 | av_push(demolishall, newRV_inc((SV*)GvCV(gv))); |
150 | } |
da4432f3 |
151 | |
a39e9541 |
152 | /* ATTRIBUTES */ |
aa2d2e2c |
153 | meta = get_metaclass(klass); |
a39e9541 |
154 | if(!SvOK(meta)){ |
155 | continue; /* skip non-Mouse classes */ |
156 | } |
da4432f3 |
157 | |
a39e9541 |
158 | mouse_class_push_attribute_list(aTHX_ meta, attrall, seen); |
159 | } |
da4432f3 |
160 | |
a39e9541 |
161 | FREETMPS; |
162 | LEAVE; |
da4432f3 |
163 | |
a39e9541 |
164 | sv_setuv(MOUSE_xc_gen(xc), mro_get_pkg_gen(stash)); |
165 | } |
da4432f3 |
166 | |
3001d9ac |
167 | static AV* |
a39e9541 |
168 | mouse_get_xc(pTHX_ SV* const metaclass) { |
169 | AV* xc; |
170 | SV* gen; |
171 | HV* stash; |
172 | MAGIC* mg; |
173 | |
174 | if(!IsObject(metaclass)){ |
175 | croak("Not a Mouse metaclass"); |
176 | } |
da4432f3 |
177 | |
a39e9541 |
178 | mg = mouse_mg_find(aTHX_ SvRV(metaclass), &mouse_xc_vtbl, 0x00); |
179 | if(!mg){ |
180 | SV* const package = get_slot(metaclass, mouse_package); |
aa2d2e2c |
181 | STRLEN len; |
182 | const char* const pv = SvPV_const(package, len); |
da4432f3 |
183 | |
aa2d2e2c |
184 | stash = gv_stashpvn(pv, len, TRUE); |
a39e9541 |
185 | xc = newAV(); |
da4432f3 |
186 | |
aa2d2e2c |
187 | mg = sv_magicext(SvRV(metaclass), (SV*)xc, PERL_MAGIC_ext, &mouse_xc_vtbl, pv, len); |
a39e9541 |
188 | SvREFCNT_dec(xc); /* refcnt++ in sv_magicext */ |
da4432f3 |
189 | |
a39e9541 |
190 | av_extend(xc, MOUSE_XC_last - 1); |
aa2d2e2c |
191 | |
a5c683f6 |
192 | av_store(xc, MOUSE_XC_GEN, newSVuv(0U)); |
aa2d2e2c |
193 | av_store(xc, MOUSE_XC_STASH, (SV*)stash); |
4e7e3250 |
194 | |
aa2d2e2c |
195 | SvREFCNT_inc_simple_void_NN(stash); |
da4432f3 |
196 | } |
a39e9541 |
197 | else{ |
a39e9541 |
198 | xc = (AV*)MOUSE_mg_obj(mg); |
da4432f3 |
199 | |
a39e9541 |
200 | assert(xc); |
201 | assert(SvTYPE(xc) == SVt_PVAV); |
202 | } |
da4432f3 |
203 | |
aa2d2e2c |
204 | gen = MOUSE_xc_gen(xc); |
a5c683f6 |
205 | |
206 | if(SvUVX(gen) != 0U && MOUSE_xc_flags(xc) & MOUSEf_XC_IS_IMMUTABLE){ |
207 | return xc; |
208 | } |
209 | |
aa2d2e2c |
210 | stash = MOUSE_xc_stash(xc); |
211 | |
a5c683f6 |
212 | if(SvUVX(gen) != mro_get_pkg_gen(stash)){ |
a39e9541 |
213 | mouse_class_update_xc(aTHX_ metaclass, stash, xc); |
da4432f3 |
214 | } |
a39e9541 |
215 | |
216 | return xc; |
217 | } |
218 | |
3001d9ac |
219 | static HV* |
074a414d |
220 | mouse_buildargs(pTHX_ SV* metaclass, SV* const klass, I32 ax, I32 items) { |
aa2d2e2c |
221 | HV* args; |
074a414d |
222 | |
223 | /* shift @_ */ |
224 | ax++; |
225 | items--; |
226 | |
227 | if(items == 1){ |
228 | SV* const args_ref = ST(0); |
aa2d2e2c |
229 | if(!IsHashRef(args_ref)){ |
230 | if(!metaclass){ metaclass = get_metaclass(klass); } |
231 | mouse_throw_error(metaclass, NULL, "Single parameters to new() must be a HASH ref"); |
232 | } |
233 | args = newHVhv((HV*)SvRV(args_ref)); |
234 | sv_2mortal((SV*)args); |
235 | } |
236 | else{ |
237 | I32 i; |
238 | |
6fab29c6 |
239 | args = newHV_mortal(); |
aa2d2e2c |
240 | |
074a414d |
241 | if( (items % 2) != 0 ){ |
aa2d2e2c |
242 | if(!metaclass){ metaclass = get_metaclass(klass); } |
243 | mouse_throw_error(metaclass, NULL, "Odd number of parameters to new()"); |
244 | } |
245 | |
074a414d |
246 | for(i = 0; i < items; i += 2){ |
aa2d2e2c |
247 | (void)hv_store_ent(args, ST(i), newSVsv(ST(i+1)), 0U); |
248 | } |
249 | |
250 | } |
251 | return args; |
252 | } |
253 | |
3001d9ac |
254 | static void |
e128626c |
255 | mouse_report_unknown_args(pTHX_ SV* const meta, AV* const attrs, HV* const args) { |
256 | HV* const attr_map = newHV_mortal(); |
257 | SV* const unknown = newSVpvs_flags("", SVs_TEMP); |
258 | I32 const len = AvFILLp(attrs) + 1; |
259 | I32 i; |
260 | HE* he; |
261 | |
262 | for(i = 0; i < len; i++){ |
263 | SV* const attr = MOUSE_av_at(attrs, i); |
264 | AV* const xa = mouse_get_xa(aTHX_ attr); |
265 | SV* const init_arg = MOUSE_xa_init_arg(xa); |
266 | if(SvOK(init_arg)){ |
267 | (void)hv_store_ent(attr_map, init_arg, &PL_sv_undef, 0U); |
268 | } |
269 | } |
270 | |
271 | hv_iterinit(args); |
272 | while((he = hv_iternext(args))){ |
273 | SV* const key = hv_iterkeysv(he); |
274 | if(!hv_exists_ent(attr_map, key, 0U)){ |
275 | sv_catpvf(unknown, "%"SVf", ", key); |
276 | } |
277 | } |
278 | |
279 | if(SvCUR(unknown) > 0){ |
280 | SvCUR(unknown) -= 2; /* chop "," */ |
281 | } |
282 | else{ |
283 | sv_setpvs(unknown, "(unknown)"); |
284 | } |
285 | |
286 | mouse_throw_error(meta, NULL, |
287 | "Unknown attribute passed to the constructor of %"SVf": %"SVf, |
288 | mcall0(meta, mouse_name), unknown); |
289 | } |
290 | |
291 | |
292 | |
293 | static void |
d4712779 |
294 | mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const args, bool const ignore_triggers) { |
295 | AV* const xc = mouse_get_xc(aTHX_ meta); |
296 | AV* const attrs = MOUSE_xc_attrall(xc); |
4e7e3250 |
297 | I32 len = AvFILLp(attrs) + 1; |
d4712779 |
298 | I32 i; |
4e7e3250 |
299 | AV* triggers_queue = NULL; |
e128626c |
300 | I32 used = 0; |
4e7e3250 |
301 | |
074a414d |
302 | assert(meta || object); |
303 | assert(args); |
304 | assert(SvTYPE(args) == SVt_PVHV); |
305 | |
6463e839 |
306 | if(mg_find((SV*)args, PERL_MAGIC_tied)){ |
307 | croak("You cannot use tied HASH reference as initializing arguments"); |
308 | } |
309 | |
4e7e3250 |
310 | if(!ignore_triggers){ |
311 | triggers_queue = newAV_mortal(); |
312 | } |
0aad0266 |
313 | |
e128626c |
314 | /* for each attribute */ |
d4712779 |
315 | for(i = 0; i < len; i++){ |
6bc5b495 |
316 | SV* const attr = MOUSE_av_at(attrs, i); |
317 | AV* const xa = mouse_get_xa(aTHX_ attr); |
4e7e3250 |
318 | |
319 | SV* const slot = MOUSE_xa_slot(xa); |
320 | U16 const flags = (U16)MOUSE_xa_flags(xa); |
321 | SV* const init_arg = MOUSE_xa_init_arg(xa); |
322 | HE* he; |
323 | |
324 | if(SvOK(init_arg) && ( he = hv_fetch_ent(args, init_arg, FALSE, 0U) ) ){ |
325 | SV* value = HeVAL(he); |
326 | if(flags & MOUSEf_ATTR_HAS_TC){ |
327 | value = mouse_xa_apply_type_constraint(aTHX_ xa, value, flags); |
328 | } |
ca8e67d6 |
329 | value = set_slot(object, slot, value); |
4e7e3250 |
330 | if(SvROK(value) && flags & MOUSEf_ATTR_IS_WEAK_REF){ |
331 | weaken_slot(object, slot); |
332 | } |
333 | if(flags & MOUSEf_ATTR_HAS_TRIGGER && triggers_queue){ |
334 | AV* const pair = newAV(); |
335 | av_push(pair, newSVsv( mcall0s(attr, "trigger") )); |
336 | av_push(pair, newSVsv(value)); |
337 | |
338 | av_push(triggers_queue, (SV*)pair); |
339 | } |
e128626c |
340 | used++; |
4e7e3250 |
341 | } |
342 | else { /* no init arg */ |
343 | if(flags & (MOUSEf_ATTR_HAS_DEFAULT | MOUSEf_ATTR_HAS_BUILDER)){ |
344 | if(!(flags & MOUSEf_ATTR_IS_LAZY)){ |
345 | mouse_xa_set_default(aTHX_ xa, object); |
346 | } |
347 | } |
348 | else if(flags & MOUSEf_ATTR_IS_REQUIRED) { |
349 | mouse_throw_error(attr, NULL, "Attribute (%"SVf") is required", slot); |
350 | } |
351 | } |
e128626c |
352 | } /* for each attribute */ |
353 | |
354 | if(MOUSE_xc_flags(xc) & MOUSEf_XC_CONSTRUCTOR_IS_STRICT && used < HvUSEDKEYS(args)){ |
355 | mouse_report_unknown_args(aTHX_ meta, attrs, args); |
356 | } |
4e7e3250 |
357 | |
358 | if(triggers_queue){ |
359 | len = AvFILLp(triggers_queue) + 1; |
360 | for(i = 0; i < len; i++){ |
361 | AV* const pair = (AV*)AvARRAY(triggers_queue)[i]; |
362 | SV* const trigger = AvARRAY(pair)[0]; |
363 | SV* const value = AvARRAY(pair)[1]; |
364 | |
365 | mcall1(object, trigger, value); |
366 | } |
367 | } |
368 | |
369 | if(MOUSE_xc_flags(xc) & MOUSEf_XC_IS_ANON){ |
ca8e67d6 |
370 | (void)set_slot(object, newSVpvs_flags("__METACLASS__", SVs_TEMP), meta); |
d4712779 |
371 | } |
4e7e3250 |
372 | |
aa2d2e2c |
373 | } |
374 | |
a5c683f6 |
375 | static SV* |
1bbf8369 |
376 | mouse_initialize_metaclass(pTHX_ SV* const klass) { |
377 | SV* meta = get_metaclass(klass); |
378 | |
379 | if(!SvOK(meta)){ |
f10b7c0f |
380 | meta = mcall1s(newSVpvs_flags("Mouse::Meta::Class", SVs_TEMP), "initialize", klass); |
1bbf8369 |
381 | } |
382 | |
383 | return meta; |
384 | } |
385 | |
adb5eb76 |
386 | static void |
387 | mouse_buildall(pTHX_ AV* const xc, SV* const object, SV* const args) { |
388 | AV* const buildall = MOUSE_xc_buildall(xc); |
389 | I32 const len = AvFILLp(buildall) + 1; |
390 | I32 i; |
391 | for(i = 0; i < len; i++){ |
392 | dSP; |
393 | |
394 | PUSHMARK(SP); |
395 | EXTEND(SP, 2); |
396 | PUSHs(object); |
397 | PUSHs(args); |
398 | PUTBACK; |
399 | |
accc9fc2 |
400 | call_sv(AvARRAY(buildall)[i], G_VOID); |
401 | |
402 | /* discard a scalar which G_VOID returns */ |
403 | SPAGAIN; |
404 | (void)POPs; |
405 | PUTBACK; |
adb5eb76 |
406 | } |
407 | } |
408 | |
cb60d0b5 |
409 | static AV* |
410 | mouse_get_modifier_storage(pTHX_ |
411 | SV* const meta, |
412 | enum mouse_modifier_t const m, SV* const name) { |
413 | static const char* const keys[] = { |
414 | "before", |
415 | "around", |
416 | "after", |
417 | }; |
418 | SV* const key = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_method_modifiers", keys[m])); |
419 | SV* table; |
420 | SV* storage_ref; |
421 | |
d06d9266 |
422 | must_defined(name, "a method name"); |
cb60d0b5 |
423 | |
424 | table = get_slot(meta, key); |
425 | |
426 | if(!table){ |
427 | /* $meta->{$key} = {} */ |
428 | table = sv_2mortal(newRV_noinc((SV*)newHV())); |
429 | set_slot(meta, key, table); |
430 | } |
431 | |
432 | storage_ref = get_slot(table, name); |
433 | |
434 | if(!storage_ref){ |
435 | storage_ref = sv_2mortal(newRV_noinc((SV*)newAV())); |
436 | set_slot(table, name, storage_ref); |
437 | } |
438 | else{ |
439 | if(!IsArrayRef(storage_ref)){ |
440 | croak("Modifier strorage for '%s' is not an ARRAY reference", keys[m]); |
441 | } |
442 | } |
443 | |
444 | return (AV*)SvRV(storage_ref); |
445 | } |
446 | |
646c0371 |
447 | MODULE = Mouse PACKAGE = Mouse |
df6dd016 |
448 | |
449 | PROTOTYPES: DISABLE |
450 | |
cccb83de |
451 | BOOT: |
452 | mouse_package = newSVpvs_share("package"); |
453 | mouse_namespace = newSVpvs_share("namespace"); |
3e44140b |
454 | mouse_methods = newSVpvs_share("methods"); |
a5df48e5 |
455 | mouse_name = newSVpvs_share("name"); |
d39ac61c |
456 | mouse_coerce = newSVpvs_share("coerce"); |
3e44140b |
457 | |
047d7af0 |
458 | mouse_get_attribute = newSVpvs_share("get_attribute"); |
459 | mouse_get_attribute_list = newSVpvs_share("get_attribute_list"); |
da4432f3 |
460 | |
646c0371 |
461 | MOUSE_CALL_BOOT(Mouse__Util); |
1d5ecd5f |
462 | MOUSE_CALL_BOOT(Mouse__Util__TypeConstraints); |
646c0371 |
463 | MOUSE_CALL_BOOT(Mouse__Meta__Method__Accessor__XS); |
aa2d2e2c |
464 | MOUSE_CALL_BOOT(Mouse__Meta__Attribute); |
f48920c1 |
465 | |
cccb83de |
466 | |
7d96ae4d |
467 | MODULE = Mouse PACKAGE = Mouse::Meta::Module |
468 | |
469 | BOOT: |
470 | INSTALL_SIMPLE_READER_WITH_KEY(Module, name, package); |
471 | INSTALL_SIMPLE_READER_WITH_KEY(Module, _method_map, methods); |
472 | INSTALL_SIMPLE_READER_WITH_KEY(Module, _attribute_map, attributes); |
473 | |
474 | HV* |
475 | namespace(SV* self) |
476 | CODE: |
477 | { |
6a97bbda |
478 | SV* const package = get_slot(self, mouse_package); |
7d96ae4d |
479 | if(!(package && SvOK(package))){ |
3e44140b |
480 | croak("No package name defined"); |
7d96ae4d |
481 | } |
482 | RETVAL = gv_stashsv(package, GV_ADDMULTI); |
483 | } |
484 | OUTPUT: |
485 | RETVAL |
486 | |
3e44140b |
487 | # ignore extra arguments for extensibility |
488 | void |
489 | add_method(SV* self, SV* name, SV* code, ...) |
490 | CODE: |
491 | { |
6a97bbda |
492 | SV* const package = get_slot(self, mouse_package); /* $self->{package} */ |
493 | SV* const methods = get_slot(self, mouse_methods); /* $self->{methods} */ |
3e44140b |
494 | GV* gv; |
495 | SV* code_ref; |
496 | |
497 | if(!(package && SvOK(package))){ |
498 | croak("No package name defined"); |
499 | } |
500 | |
d06d9266 |
501 | must_defined(name, "a method name"); |
502 | must_ref (code, "a CODE reference", SVt_NULL); /* any reftype is OK */ |
3e44140b |
503 | |
504 | code_ref = code; |
505 | if(SvTYPE(SvRV(code_ref)) != SVt_PVCV){ |
506 | SV* sv = code_ref; /* used in tryAMAGICunDEREF */ |
507 | SV** sp = &sv; /* used in tryAMAGICunDEREF */ |
508 | tryAMAGICunDEREF(to_cv); /* try \&{$code} */ |
d06d9266 |
509 | must_ref(code, "a CODE reference", SVt_PVCV); |
3e44140b |
510 | code_ref = sv; |
511 | } |
512 | |
513 | /* *{$package . '::' . $name} -> *gv */ |
514 | gv = gv_fetchpv(form("%"SVf"::%"SVf, package, name), GV_ADDMULTI, SVt_PVCV); |
d67f600d |
515 | mouse_install_sub(aTHX_ gv, code_ref); |
ca8e67d6 |
516 | (void)set_slot(methods, name, code); /* $self->{methods}{$name} = $code */ |
3e44140b |
517 | } |
518 | |
43165725 |
519 | MODULE = Mouse PACKAGE = Mouse::Meta::Class |
520 | |
521 | BOOT: |
522 | INSTALL_SIMPLE_READER(Class, roles); |
523 | INSTALL_SIMPLE_PREDICATE_WITH_KEY(Class, is_anon_class, anon_serial_id); |
80efe911 |
524 | INSTALL_SIMPLE_READER(Class, is_immutable); |
e128626c |
525 | INSTALL_SIMPLE_READER_WITH_KEY(Class, __strict_constructor, strict_constructor); |
a5c683f6 |
526 | |
787f84c2 |
527 | INSTALL_CLASS_HOLDER(Class, method_metaclass, "Mouse::Meta::Method"); |
528 | INSTALL_CLASS_HOLDER(Class, attribute_metaclass, "Mouse::Meta::Attribute"); |
529 | INSTALL_CLASS_HOLDER(Class, constructor_class, "Mouse::Meta::Method::Constructor::XS"); |
530 | INSTALL_CLASS_HOLDER(Class, destructor_class, "Mouse::Meta::Method::Destructor::XS"); |
a5c683f6 |
531 | |
532 | newCONSTSUB(gv_stashpvs("Mouse::Meta::Method::Constructor::XS", TRUE), "_generate_constructor", |
533 | newRV_inc((SV*)get_cvs("Mouse::Object::new", TRUE))); |
534 | newCONSTSUB(gv_stashpvs("Mouse::Meta::Method::Destructor::XS", TRUE), "_generate_destructor", |
535 | newRV_inc((SV*)get_cvs("Mouse::Object::DESTROY", TRUE))); |
536 | |
43165725 |
537 | |
cccb83de |
538 | void |
539 | linearized_isa(SV* self) |
540 | PPCODE: |
541 | { |
542 | SV* const stash_ref = mcall0(self, mouse_namespace); /* $self->namespace */ |
543 | AV* linearized_isa; |
544 | I32 len; |
545 | I32 i; |
546 | if(!(SvROK(stash_ref) && SvTYPE(SvRV(stash_ref)) == SVt_PVHV)){ |
547 | croak("namespace() didn't return a HASH reference"); |
548 | } |
549 | linearized_isa = mro_get_linear_isa((HV*)SvRV(stash_ref)); |
550 | len = AvFILLp(linearized_isa) + 1; |
551 | EXTEND(SP, len); |
552 | for(i = 0; i < len; i++){ |
553 | PUSHs(AvARRAY(linearized_isa)[i]); |
554 | } |
555 | } |
556 | |
da4432f3 |
557 | void |
558 | get_all_attributes(SV* self) |
559 | PPCODE: |
560 | { |
0aad0266 |
561 | AV* const xc = mouse_get_xc(aTHX_ self); |
ae34e077 |
562 | AV* const all_attrs = MOUSE_xc_attrall(xc); |
da4432f3 |
563 | I32 const len = AvFILLp(all_attrs) + 1; |
564 | I32 i; |
565 | |
566 | EXTEND(SP, len); |
567 | for(i = 0; i < len; i++){ |
568 | PUSHs( MOUSE_av_at(all_attrs, i) ); |
569 | } |
570 | } |
441964ce |
571 | |
aa2d2e2c |
572 | SV* |
ba153b33 |
573 | new_object(SV* meta, ...) |
aa2d2e2c |
574 | CODE: |
575 | { |
aa2d2e2c |
576 | AV* const xc = mouse_get_xc(aTHX_ meta); |
074a414d |
577 | HV* const args = mouse_buildargs(aTHX_ meta, NULL, ax, items); |
d4712779 |
578 | |
aa2d2e2c |
579 | RETVAL = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc)); |
d4712779 |
580 | mouse_class_initialize_object(aTHX_ meta, RETVAL, args, FALSE); |
aa2d2e2c |
581 | } |
ba153b33 |
582 | OUTPUT: |
583 | RETVAL |
aa2d2e2c |
584 | |
585 | void |
4e7e3250 |
586 | _initialize_object(SV* meta, SV* object, HV* args, bool ignore_triggers = FALSE) |
aa2d2e2c |
587 | CODE: |
588 | { |
d4712779 |
589 | mouse_class_initialize_object(aTHX_ meta, object, args, ignore_triggers); |
aa2d2e2c |
590 | } |
591 | |
43165725 |
592 | MODULE = Mouse PACKAGE = Mouse::Meta::Role |
593 | |
594 | BOOT: |
595 | INSTALL_SIMPLE_READER_WITH_KEY(Role, get_roles, roles); |
596 | INSTALL_SIMPLE_PREDICATE_WITH_KEY(Role, is_anon_role, anon_serial_id); |
597 | |
787f84c2 |
598 | INSTALL_CLASS_HOLDER(Role, method_metaclass, "Mouse::Meta::Role::Method"); |
e058b279 |
599 | |
cb60d0b5 |
600 | void |
601 | add_before_modifier(SV* self, SV* name, SV* modifier) |
602 | CODE: |
603 | { |
604 | av_push(mouse_get_modifier_storage(aTHX_ self, ix, name), newSVsv(modifier)); |
605 | } |
606 | ALIAS: |
607 | add_before_method_modifier = MOUSE_M_BEFORE |
608 | add_around_method_modifier = MOUSE_M_AROUND |
609 | add_after_method_modifier = MOUSE_M_AFTER |
610 | |
611 | void |
612 | get_before_modifiers(SV* self, SV* name) |
613 | ALIAS: |
614 | get_before_method_modifiers = MOUSE_M_BEFORE |
615 | get_around_method_modifiers = MOUSE_M_AROUND |
616 | get_after_method_modifiers = MOUSE_M_AFTER |
617 | PPCODE: |
618 | { |
619 | AV* const storage = mouse_get_modifier_storage(aTHX_ self, ix, name); |
620 | I32 const len = av_len(storage) + 1; |
621 | if(GIMME_V == G_ARRAY) { |
622 | I32 i; |
623 | EXTEND(SP, len); |
624 | for(i = 0; i < len; i++){ |
625 | PUSHs(*av_fetch(storage, i, TRUE)); |
626 | } |
627 | } |
628 | else{ |
629 | mPUSHi(len); |
630 | } |
631 | } |
632 | |
aa2d2e2c |
633 | MODULE = Mouse PACKAGE = Mouse::Object |
43165725 |
634 | |
074a414d |
635 | SV* |
636 | new(SV* klass, ...) |
637 | CODE: |
638 | { |
1bbf8369 |
639 | SV* const meta = mouse_initialize_metaclass(aTHX_ klass); |
074a414d |
640 | AV* const xc = mouse_get_xc(aTHX_ meta); |
641 | UV const flags = MOUSE_xc_flags(xc); |
642 | SV* args; |
074a414d |
643 | |
644 | /* BUILDARGS */ |
645 | if(flags & MOUSEf_XC_HAS_BUILDARGS){ |
adb5eb76 |
646 | I32 i; |
074a414d |
647 | SPAGAIN; |
648 | |
649 | PUSHMARK(SP); |
650 | EXTEND(SP, items); |
651 | for(i = 0; i < items; i++){ |
652 | PUSHs(ST(i)); |
653 | } |
654 | //SP += items; |
655 | PUTBACK; |
656 | call_method("BUILDARGS", G_SCALAR); |
657 | SPAGAIN; |
658 | args = POPs; |
659 | PUTBACK; |
660 | |
661 | if(!IsHashRef(args)){ |
662 | croak("BUILDARGS did not return a HASH reference"); |
663 | } |
664 | } |
665 | else{ |
666 | args = newRV_inc((SV*)mouse_buildargs(aTHX_ meta, klass, ax, items)); |
667 | sv_2mortal(args); |
668 | } |
669 | |
670 | /* new_object */ |
671 | RETVAL = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc)); |
672 | mouse_class_initialize_object(aTHX_ meta, RETVAL, (HV*)SvRV(args), FALSE); |
673 | |
adb5eb76 |
674 | mouse_buildall(aTHX_ xc, RETVAL, args); |
074a414d |
675 | } |
676 | OUTPUT: |
677 | RETVAL |
678 | |
a5c683f6 |
679 | void |
680 | DESTROY(SV* object) |
adb5eb76 |
681 | ALIAS: |
682 | DESTROY = 0 |
683 | DEMOLISHALL = 1 |
aa2d2e2c |
684 | CODE: |
685 | { |
a5c683f6 |
686 | SV* const meta = get_metaclass(object); |
687 | AV* demolishall; |
688 | I32 len, i; |
689 | |
690 | if(!IsObject(object)){ |
31113a4a |
691 | croak("You must not call %s as a class method", |
692 | ix == 0 ? "DESTROY" : "DEMOLISHALL"); |
a5c683f6 |
693 | } |
694 | |
695 | if(SvOK(meta)){ |
696 | AV* const xc = mouse_get_xc(aTHX_ meta); |
697 | |
698 | demolishall = MOUSE_xc_demolishall(xc); |
699 | } |
adb5eb76 |
700 | else { /* The metaclass is already destroyed */ |
a5c683f6 |
701 | AV* const linearized_isa = mro_get_linear_isa(SvSTASH(SvRV(object))); |
7efbc77d |
702 | |
a5c683f6 |
703 | len = AvFILLp(linearized_isa) + 1; |
7efbc77d |
704 | |
a5c683f6 |
705 | demolishall = newAV_mortal(); |
706 | for(i = 0; i < len; i++){ |
707 | SV* const klass = MOUSE_av_at(linearized_isa, i); |
708 | HV* const st = gv_stashsv(klass, TRUE); |
709 | GV* const gv = stash_fetchs(st, "DEMOLISH", FALSE); |
710 | if(gv && GvCVu(gv)){ |
711 | av_push(demolishall, newRV_inc((SV*)GvCV(gv))); |
712 | } |
713 | } |
714 | } |
715 | |
a5c683f6 |
716 | len = AvFILLp(demolishall) + 1; |
717 | if(len > 0){ |
718 | GV* const statusvalue = gv_fetchpvs("?", 0, SVt_PV); |
70425827 |
719 | |
720 | if(statusvalue){ /* it can be NULL */ |
721 | SAVESPTR(GvSV(statusvalue)); /* local $? */ |
722 | GvSV(statusvalue) = sv_newmortal(); |
723 | } |
a5c683f6 |
724 | SAVESPTR(ERRSV); /* local $@ */ |
70425827 |
725 | ERRSV = newSVpvs_flags("", SVs_TEMP); |
a5c683f6 |
726 | |
a5c683f6 |
727 | for(i = 0; i < len; i++){ |
f8beb873 |
728 | SPAGAIN; |
a5c683f6 |
729 | |
730 | PUSHMARK(SP); |
731 | XPUSHs(object); |
6514735e |
732 | XPUSHs(boolSV(PL_dirty)); |
a5c683f6 |
733 | PUTBACK; |
734 | |
accc9fc2 |
735 | call_sv(AvARRAY(demolishall)[i], G_VOID | G_EVAL); |
736 | |
737 | /* discard a scalar which G_VOID returns */ |
738 | SPAGAIN; |
739 | (void)POPs; |
740 | PUTBACK; |
741 | |
6ad77996 |
742 | if(sv_true(ERRSV)){ |
a5c683f6 |
743 | SV* const e = newSVsv(ERRSV); |
744 | |
745 | FREETMPS; |
746 | LEAVE; |
747 | |
748 | sv_setsv(ERRSV, e); |
749 | SvREFCNT_dec(e); |
750 | croak(NULL); /* rethrow */ |
751 | } |
752 | } |
753 | } |
754 | } |
755 | |
756 | HV* |
757 | BUILDARGS(SV* klass, ...) |
7efbc77d |
758 | CODE: |
759 | { |
a5c683f6 |
760 | RETVAL = mouse_buildargs(aTHX_ NULL, klass, ax, items); |
7efbc77d |
761 | } |
762 | OUTPUT: |
763 | RETVAL |
764 | |
a5c683f6 |
765 | |
adb5eb76 |
766 | void |
767 | BUILDALL(SV* self, SV* args) |
768 | CODE: |
769 | { |
f50e50d6 |
770 | SV* const meta = get_metaclass(self); |
771 | AV* const xc = mouse_get_xc(aTHX_ meta); |
adb5eb76 |
772 | |
d06d9266 |
773 | must_ref(args, "a HASH reference to BUILDALL", SVt_PVHV); |
adb5eb76 |
774 | mouse_buildall(aTHX_ xc, self, args); |
775 | } |