sv_setuv(MOUSE_xc_gen(xc), mro_get_pkg_gen(stash));
}
-AV*
+static AV*
mouse_get_xc(pTHX_ SV* const metaclass) {
AV* xc;
SV* gen;
av_extend(xc, MOUSE_XC_last - 1);
- av_store(xc, MOUSE_XC_GEN, newSViv(0));
+ av_store(xc, MOUSE_XC_GEN, newSVuv(0U));
av_store(xc, MOUSE_XC_STASH, (SV*)stash);
SvREFCNT_inc_simple_void_NN(stash);
}
gen = MOUSE_xc_gen(xc);
+
+ if(SvUVX(gen) != 0U && MOUSE_xc_flags(xc) & MOUSEf_XC_IS_IMMUTABLE){
+ return xc;
+ }
+
stash = MOUSE_xc_stash(xc);
- if(SvUV(gen) != mro_get_pkg_gen(stash)){
+ if(SvUVX(gen) != mro_get_pkg_gen(stash)){
mouse_class_update_xc(aTHX_ metaclass, stash, xc);
}
return xc;
}
-HV*
+static HV*
mouse_buildargs(pTHX_ SV* metaclass, SV* const klass, I32 ax, I32 items) {
HV* args;
return args;
}
-void
+static void
mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const args, bool const ignore_triggers) {
AV* const xc = mouse_get_xc(aTHX_ meta);
AV* const attrs = MOUSE_xc_attrall(xc);
}
for(i = 0; i < len; i++){
- SV* const attr = AvARRAY(attrs)[i];
- AV* const xa = mouse_get_xa(aTHX_ AvARRAY(attrs)[i]);
+ SV* const attr = MOUSE_av_at(attrs, i);
+ AV* const xa = mouse_get_xa(aTHX_ attr);
SV* const slot = MOUSE_xa_slot(xa);
U16 const flags = (U16)MOUSE_xa_flags(xa);
LEAVE;
}
+static SV*
+mouse_initialize_metaclass(pTHX_ SV* const klass) {
+ SV* meta = get_metaclass(klass);
+
+ if(!SvOK(meta)){
+ dSP;
+ PUSHMARK(SP);
+
+ EXTEND(SP, 2);
+ mPUSHp("Mouse::Meta::Class", sizeof("Mouse::Meta::Class")-1);
+ PUSHs(klass);
+ PUTBACK;
+
+ call_method("initialize", G_SCALAR);
+ SPAGAIN;
+ meta = POPs;
+ PUTBACK;
+ }
+
+ return meta;
+}
+
+
+/* copied from Class-MOP/topic/symbol-manipluator */
+static GV*
+mouse_get_gv(pTHX_ SV* const self, svtype const type, const char* const var_name, I32 const var_name_len, I32 const flags){
+ SV* package_name;
+ STRLEN len;
+ const char* pv;
+
+ if(!flags){
+ SV* const ns = mcall0(self, mouse_namespace);
+ GV** gvp;
+ if(!(SvROK(ns) && SvTYPE(SvRV(ns)) == SVt_PVHV)){
+ croak("namespace() did not return a hash reference");
+ }
+ gvp = (GV**)hv_fetch((HV*)SvRV(ns), var_name, var_name_len, FALSE);
+ if(gvp && isGV_with_GP(*gvp)){
+ return *gvp;
+ }
+ }
+
+ package_name = get_slot(self, mouse_package);
+
+ if(!(package_name && SvOK(package_name))){
+ croak("No package name defined");
+ }
+
+ pv = SvPV_const(package_name, len);
+
+ return gv_fetchpvn_flags(Perl_form(aTHX_ "%s::%s", pv, var_name), (len + var_name_len + 2), flags, type);
+}
+
+/* copied from Class-MOP/topic/symbol-manipluator */
+static SV*
+mouse_gv_elem(pTHX_ GV* const gv, svtype const type, I32 const add){
+ SV* sv;
+
+ if(!gv){
+ return NULL;
+ }
+
+ assert(isGV_with_GP(gv));
+
+ switch(type){
+ case SVt_PVAV:
+ sv = (SV*)(add ? GvAVn(gv) : GvAV(gv));
+ break;
+ case SVt_PVHV:
+ sv = (SV*)(add ? GvHVn(gv) : GvHV(gv));
+ break;
+ case SVt_PVCV:
+ sv = (SV*)GvCV(gv);
+ break;
+ case SVt_PVIO:
+ sv = (SV*)(add ? GvIOn(gv) : GvIO(gv));
+ break;
+ case SVt_PVGV:
+ sv = (SV*)gv;
+ break;
+ default: /* SCALAR */
+ sv = add ? GvSVn(gv) : GvSV(gv);
+ break;
+ }
+
+ return sv;
+}
+
+/* copied from Class-MOP/topic/symbol-manipluator */
+static void
+mouse_deconstruct_variable_name(pTHX_ SV* const variable,
+ const char** const var_name, STRLEN* const var_name_len,
+ svtype* const type,
+ const char** const type_name) {
+
+ STRLEN len;
+ const char* pv;
+
+ /* e.g. variable = '$foo' */
+
+ if(!SvOK(variable)) {
+ croak("You must pass a variable name");
+ }
+ pv = SvPV_const(variable, len);
+ if(len < 2){
+ croak("You must pass a variable name including a sigil");
+ }
+
+ *var_name = pv + 1;
+ *var_name_len = len - 1;
+
+ switch(pv[0]){
+ case '$':
+ *type = SVt_PV; /* for all the types of scalars */
+ *type_name = "SCALAR";
+ break;
+ case '@':
+ *type = SVt_PVAV;
+ *type_name = "ARRAY";
+ break;
+ case '%':
+ *type = SVt_PVHV;
+ *type_name = "HASH";
+ break;
+ case '&':
+ *type = SVt_PVCV;
+ *type_name = "CODE";
+ break;
+ case '*':
+ *type = SVt_PVGV;
+ *type_name = "GLOB";
+ break;
+ default:
+ croak("I do not recognize that sigil '%c'", pv[0]);
+ }
+}
+
+
MODULE = Mouse PACKAGE = Mouse
PROTOTYPES: DISABLE
SV* sv = code_ref; /* used in tryAMAGICunDEREF */
SV** sp = &sv; /* used in tryAMAGICunDEREF */
tryAMAGICunDEREF(to_cv); /* try \&{$code} */
- if(SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVCV){
- mouse_throw_error(self, NULL, "Not a CODE reference");
+ if(!(SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVCV)){
+ mouse_throw_error(self, NULL, "You must pass a CODE reference to add_method");
}
code_ref = sv;
}
set_slot(methods, name, code); /* $self->{methods}{$name} = $code */
- /* TODO: name the CODE ref if it's anonymous */
- //code_entity = (CV*)SvRV(code_ref);
- //if(CvANON(code_entity)
- // && CvGV(code_entity) /* a cv under construction has no gv */ ){
+ /* name the CODE ref if it's anonymous */
+ {
+ CV* const code_entity = (CV*)SvRV(code_ref);
+ if(CvANON(code_entity)
+ && CvGV(code_entity) /* a cv under construction has no gv */ ){
- // CvGV(code_entity) = gv;
- // CvANON_off(code_entity);
- //}
+ CvGV(code_entity) = gv;
+ CvANON_off(code_entity);
+ }
+ }
}
+bool
+has_package_symbol(SV* self, SV* variable)
+PREINIT:
+ svtype type;
+ const char* type_name;
+ const char* var_name;
+ STRLEN var_name_len;
+ GV* gv;
+CODE:
+ mouse_deconstruct_variable_name(aTHX_ variable, &var_name, &var_name_len, &type, &type_name);
+ gv = mouse_get_gv(aTHX_ self, type, var_name, var_name_len, 0);
+ RETVAL = mouse_gv_elem(aTHX_ gv, type, FALSE) ? TRUE : FALSE;
+OUTPUT:
+ RETVAL
+
+SV*
+get_package_symbol(SV* self, SV* variable)
+PREINIT:
+ svtype type;
+ const char* type_name;
+ const char* var_name;
+ STRLEN var_name_len;
+ I32 flags = 0;
+ GV* gv;
+ SV* sv;
+CODE:
+ mouse_deconstruct_variable_name(aTHX_ variable, &var_name, &var_name_len, &type, &type_name);
+ gv = mouse_get_gv(aTHX_ self, type, var_name, var_name_len, flags);
+ sv = mouse_gv_elem(aTHX_ gv, type, FALSE);
+
+ RETVAL = sv ? newRV_inc(sv) : &PL_sv_undef;
+OUTPUT:
+ RETVAL
+
+
MODULE = Mouse PACKAGE = Mouse::Meta::Class
BOOT:
INSTALL_SIMPLE_READER(Class, roles);
INSTALL_SIMPLE_PREDICATE_WITH_KEY(Class, is_anon_class, anon_serial_id);
- newCONSTSUB(gv_stashpvs("Mouse::Meta::Class", TRUE), "constructor_class",
- newSVpvs("Mouse::Meta::Method::Constructor::XS"));
+
+ INSTALL_SIMPLE_READER_WITH_DEFAULTS(Class, method_metaclass, "Mouse::Meta::Method");
+ INSTALL_SIMPLE_READER_WITH_DEFAULTS(Class, attribute_metaclass, "Mouse::Meta::Attribute");
+ INSTALL_SIMPLE_READER_WITH_DEFAULTS(Class, constructor_class, "Mouse::Meta::Method::Constructor::XS");
+ INSTALL_SIMPLE_READER_WITH_DEFAULTS(Class, destructor_class, "Mouse::Meta::Method::Destructor::XS");
+
+ newCONSTSUB(gv_stashpvs("Mouse::Meta::Method::Constructor::XS", TRUE), "_generate_constructor",
+ newRV_inc((SV*)get_cvs("Mouse::Object::new", TRUE)));
+ newCONSTSUB(gv_stashpvs("Mouse::Meta::Method::Destructor::XS", TRUE), "_generate_destructor",
+ newRV_inc((SV*)get_cvs("Mouse::Object::DESTROY", TRUE)));
+
void
linearized_isa(SV* self)
PPCODE:
{
AV* const xc = mouse_get_xc(aTHX_ self);
- AV* const all_attrs = MOUSE_xc_attrall(xc);
+ AV* const all_attrs = MOUSE_xc_attrall(xc);
I32 const len = AvFILLp(all_attrs) + 1;
I32 i;
}
SV*
-new_object_(SV* meta, ...)
+new_object(SV* meta, ...)
CODE:
{
AV* const xc = mouse_get_xc(aTHX_ meta);
RETVAL = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc));
mouse_class_initialize_object(aTHX_ meta, RETVAL, args, FALSE);
}
-
+OUTPUT:
+ RETVAL
void
_initialize_object(SV* meta, SV* object, HV* args, bool ignore_triggers = FALSE)
mouse_class_initialize_object(aTHX_ meta, object, args, ignore_triggers);
}
-void
-__xc(SV* meta)
-PPCODE:
-{
- AV* const xc = mouse_get_xc(aTHX_ meta);
- mXPUSHu(MOUSE_xc_flags(xc));
- mXPUSHs(newRV_inc((SV*)MOUSE_xc_buildall(xc)));
- mXPUSHs(newRV_inc((SV*)MOUSE_xc_demolishall(xc)));
-}
-
MODULE = Mouse PACKAGE = Mouse::Meta::Role
BOOT:
INSTALL_SIMPLE_READER_WITH_KEY(Role, get_roles, roles);
INSTALL_SIMPLE_PREDICATE_WITH_KEY(Role, is_anon_role, anon_serial_id);
+ INSTALL_SIMPLE_READER_WITH_DEFAULTS(Role, method_metaclass, "Mouse::Meta::Role::Method");
+
MODULE = Mouse PACKAGE = Mouse::Object
SV*
new(SV* klass, ...)
CODE:
{
- SV* const meta = get_metaclass(klass);
+ SV* const meta = mouse_initialize_metaclass(aTHX_ klass);
AV* const xc = mouse_get_xc(aTHX_ meta);
UV const flags = MOUSE_xc_flags(xc);
SV* args;
- AV* av;
+ AV* buildall;
I32 len, i;
/* BUILDARGS */
mouse_class_initialize_object(aTHX_ meta, RETVAL, (HV*)SvRV(args), FALSE);
/* BUILDALL */
- av = MOUSE_xc_buildall(xc);
- len = AvFILLp(av) + 1;
+ buildall = MOUSE_xc_buildall(xc);
+ len = AvFILLp(buildall) + 1;
for(i = 0; i < len; i++){
dSP;
PUSHMARK(SP);
EXTEND(SP, 2);
- PUSHs(RETVAL);
+ PUSHs(RETVAL); /* self */
PUSHs(args);
PUTBACK;
- call_sv(AvARRAY(av)[i], G_VOID | G_DISCARD);
+ call_sv(AvARRAY(buildall)[i], G_VOID | G_DISCARD);
}
}
OUTPUT:
RETVAL
-HV*
-BUILDARGS(SV* klass, ...)
+void
+DESTROY(SV* object)
CODE:
{
- RETVAL = mouse_buildargs(aTHX_ NULL, klass, ax, items);
-}
-OUTPUT:
- RETVAL
+ SV* const meta = get_metaclass(object);
+ AV* demolishall;
+ I32 len, i;
+
+ if(!IsObject(object)){
+ croak("You must not call DESTROY as a class method");
+ }
+
+ if(SvOK(meta)){
+ AV* const xc = mouse_get_xc(aTHX_ meta);
+
+ demolishall = MOUSE_xc_demolishall(xc);
+ }
+ else {
+ AV* const linearized_isa = mro_get_linear_isa(SvSTASH(SvRV(object)));
-MODULE = Mouse PACKAGE = Mouse::Meta::Method::Constructor::XS
+ len = AvFILLp(linearized_isa) + 1;
-CV*
-_generate_constructor(...)
+ demolishall = newAV_mortal();
+ for(i = 0; i < len; i++){
+ SV* const klass = MOUSE_av_at(linearized_isa, i);
+ HV* const st = gv_stashsv(klass, TRUE);
+ GV* const gv = stash_fetchs(st, "DEMOLISH", FALSE);
+ if(gv && GvCVu(gv)){
+ av_push(demolishall, newRV_inc((SV*)GvCV(gv)));
+ }
+ }
+ }
+
+ /* DEMOLISHALL */
+ len = AvFILLp(demolishall) + 1;
+ if(len > 0){
+ GV* const statusvalue = gv_fetchpvs("?", 0, SVt_PV);
+ SAVESPTR(GvSV(statusvalue)); /* local $? */
+ SAVESPTR(ERRSV); /* local $@ */
+
+ GvSV(statusvalue) = sv_2mortal(newSViv(0));
+ ERRSV = sv_2mortal(newSVpvs(""));
+ for(i = 0; i < len; i++){
+ dSP;
+
+ PUSHMARK(SP);
+ XPUSHs(object);
+ PUTBACK;
+
+ call_sv(AvARRAY(demolishall)[i], G_VOID | G_DISCARD | G_EVAL);
+ if(SvTRUE(ERRSV)){
+ SV* const e = newSVsv(ERRSV);
+
+ FREETMPS;
+ LEAVE;
+
+ sv_setsv(ERRSV, e);
+ SvREFCNT_dec(e);
+ croak(NULL); /* rethrow */
+ }
+ }
+ }
+}
+
+HV*
+BUILDARGS(SV* klass, ...)
CODE:
{
- RETVAL = get_cvs("Mouse::Object::new", TRUE);
- SvREFCNT_inc_simple_void_NN(RETVAL);
+ RETVAL = mouse_buildargs(aTHX_ NULL, klass, ax, items);
}
OUTPUT:
RETVAL
+
projects / gitmo/Mouse.git / blobdiff