+#define NEED_newSVpvn_flags_GLOBAL
#include "mouse.h"
SV* mouse_package;
SV* mouse_namespace;
+SV* mouse_methods;
+SV* mouse_name;
+SV* mouse_get_attribute;
+SV* mouse_get_attribute_list;
-MODULE = Mouse PACKAGE = Mouse::Util
-PROTOTYPES: DISABLE
+#define MOUSE_xc_gen(a) MOUSE_av_at((a), MOUSE_XC_GEN)
+#define MOUSE_xc_attrall(a) ( (AV*)MOUSE_av_at((a), MOUSE_XC_ATTRALL) )
+#define MOUSE_xc_buildall(a) ( (AV*)MOUSE_av_at((a), MOUSE_XC_BUILDALL) )
+#define MOUSE_xc_demolishall(a) ( (AV*)MOUSE_av_at((a), MOUSE_XC_DEOLISHALL) )
-BOOT:
- mouse_package = newSVpvs_share("package");
- mouse_namespace = newSVpvs_share("namespace");
+/* Mouse XS Metaclass object */
+enum mouse_xc_ix_t{
+ MOUSE_XC_GEN, /* class generation */
+ MOUSE_XC_ATTRALL, /* all the attributes */
+ MOUSE_XC_BUILDALL, /* all the BUILD methods */
+ MOUSE_XC_DEMOLISHALL, /* all the DEMOLISH methods */
+ MOUSE_XC_last
+};
-bool
-is_class_loaded(SV* sv = &PL_sv_undef)
+static MGVTBL mouse_xc_vtbl; /* for identity */
-void
-get_code_info(CV* code)
-PREINIT:
- GV* gv;
- HV* stash;
-PPCODE:
- if((gv = CvGV(code)) && isGV(gv) && (stash = GvSTASH(gv))){
- EXTEND(SP, 2);
- mPUSHs(newSVpvn_share(HvNAME_get(stash), HvNAMELEN_get(stash), 0U));
- mPUSHs(newSVpvn_share(GvNAME_get(gv), GvNAMELEN_get(gv), 0U));
- }
+static void
+mouse_class_push_attribute_list(pTHX_ SV* const metaclass, AV* const attrall, HV* const seen){
+ dSP;
+ I32 n;
-SV*
-get_code_package(CV* code)
-PREINIT:
- HV* stash;
-CODE:
- if(CvGV(code) && isGV(CvGV(code)) && (stash = GvSTASH(CvGV(code)))){
- RETVAL = newSVpvn_share(HvNAME_get(stash), HvNAMELEN_get(stash), 0U);
+ /* $meta->get_attribute_list */
+ PUSHMARK(SP);
+ XPUSHs(metaclass);
+ PUTBACK;
+
+ n = call_sv(mouse_get_attribute_list, G_ARRAY | G_METHOD);
+ for(NOOP; n > 0; n--){
+ SV* name;
+
+ SPAGAIN;
+ name = POPs;
+ PUTBACK;
+
+ if(hv_exists_ent(seen, name, 0U)){
+ continue;
+ }
+ (void)hv_store_ent(seen, name, &PL_sv_undef, 0U);
+
+ av_push(attrall, newSVsv( mcall1(metaclass, mouse_get_attribute, name) ));
}
- else{
- RETVAL = &PL_sv_no;
+}
+
+static void
+mouse_class_update_xc(pTHX_ SV* const metaclass PERL_UNUSED_DECL, HV* const stash, AV* const xc) {
+ AV* const linearized_isa = mro_get_linear_isa(stash);
+ I32 const len = AvFILLp(linearized_isa);
+ I32 i;
+ AV* const attrall = newAV();
+ AV* const buildall = newAV();
+ AV* const demolishall = newAV();
+ HV* const seen = newHV(); /* for attributes */
+
+ ENTER;
+ SAVETMPS;
+
+ sv_2mortal((SV*)seen);
+
+ /* old data will be delete at the end of the perl scope */
+ av_delete(xc, MOUSE_XC_DEMOLISHALL, 0x00);
+ av_delete(xc, MOUSE_XC_BUILDALL, 0x00);
+ av_delete(xc, MOUSE_XC_ATTRALL, 0x00);
+
+ SvREFCNT_inc_simple_void_NN(linearized_isa);
+ sv_2mortal((SV*)linearized_isa);
+
+ /* update */
+
+ av_store(xc, MOUSE_XC_ATTRALL, (SV*)attrall);
+ av_store(xc, MOUSE_XC_BUILDALL, (SV*)buildall);
+ av_store(xc, MOUSE_XC_DEMOLISHALL, (SV*)demolishall);
+
+ for(i = 0; i < len; i++){
+ SV* const klass = MOUSE_av_at(linearized_isa, i);
+ SV* meta;
+ GV* gv;
+
+ gv = stash_fetchs(stash, "BUILD", FALSE);
+ if(gv && GvCVu(gv)){
+ av_push(buildall, newRV_inc((SV*)GvCV(gv)));
+ }
+
+ gv = stash_fetchs(stash, "DEMOLISH", FALSE);
+ if(gv && GvCVu(gv)){
+ av_push(demolishall, newRV_inc((SV*)GvCV(gv)));
+ }
+
+ /* ATTRIBUTES */
+ meta = get_metaclass_by_name(klass);
+ if(!SvOK(meta)){
+ continue; /* skip non-Mouse classes */
+ }
+
+ mouse_class_push_attribute_list(aTHX_ meta, attrall, seen);
}
-OUTPUT:
- RETVAL
-CV*
-get_code_ref(SV* package, SV* name)
-CODE:
-{
+ FREETMPS;
+ LEAVE;
+
+ sv_setuv(MOUSE_xc_gen(xc), mro_get_pkg_gen(stash));
+}
+
+AV*
+mouse_get_xc(pTHX_ SV* const metaclass) {
+ AV* xc;
+ SV* gen;
HV* stash;
- HE* he;
+ MAGIC* mg;
- if(!SvOK(package)){
- croak("You must define a package name");
- }
- if(!SvOK(name)){
- croak("You must define a subroutine name");
+ if(!IsObject(metaclass)){
+ croak("Not a Mouse metaclass");
}
- stash = gv_stashsv(package, FALSE);
- if(!stash){
- XSRETURN_UNDEF;
- }
- he = hv_fetch_ent(stash, name, FALSE, 0U);
- if(he){
- GV* const gv = (GV*)hv_iterval(stash, he);
- if(!isGV(gv)){ /* special constant or stub */
- STRLEN len;
- const char* const pv = SvPV_const(name, len);
- gv_init(gv, stash, pv, len, GV_ADDMULTI);
- }
- RETVAL = GvCVu(gv);
+ mg = mouse_mg_find(aTHX_ SvRV(metaclass), &mouse_xc_vtbl, 0x00);
+ if(!mg){
+ SV* const package = get_slot(metaclass, mouse_package);
+
+ stash = gv_stashsv(package, TRUE);
+ xc = newAV();
+
+ mg = sv_magicext(SvRV(metaclass), (SV*)xc, PERL_MAGIC_ext, &mouse_xc_vtbl, (char*)stash, HEf_SVKEY);
+ SvREFCNT_dec(xc); /* refcnt++ in sv_magicext */
+
+ av_extend(xc, MOUSE_XC_last - 1);
+ av_store(xc, MOUSE_XC_GEN, newSViv(0));
}
else{
- RETVAL = NULL;
+ stash = (HV*)MOUSE_mg_ptr(mg);
+ xc = (AV*)MOUSE_mg_obj(mg);
+
+ assert(stash);
+ assert(SvTYPE(stash) == SVt_PVAV);
+
+ assert(xc);
+ assert(SvTYPE(xc) == SVt_PVAV);
}
- if(!RETVAL){
- XSRETURN_UNDEF;
+ gen = MOUSE_xc_gen(xc);
+ if(SvUV(gen) != mro_get_pkg_gen(stash)){
+ mouse_class_update_xc(aTHX_ metaclass, stash, xc);
}
+
+ return xc;
}
-OUTPUT:
- RETVAL
+AV*
+mouse_get_all_attributes(pTHX_ SV* const metaclass) {
+ AV* const xc = mouse_get_xc(aTHX_ metaclass);
+ return MOUSE_xc_attrall(xc);
+}
-MODULE = Mouse PACKAGE = Mouse::Util::TypeConstraints
+MODULE = Mouse PACKAGE = Mouse
-void
-Item(SV* sv = &PL_sv_undef)
-ALIAS:
- Any = MOUSE_TC_ANY
- Item = MOUSE_TC_ITEM
- Undef = MOUSE_TC_UNDEF
- Defined = MOUSE_TC_DEFINED
- Bool = MOUSE_TC_BOOL
- Value = MOUSE_TC_VALUE
- Ref = MOUSE_TC_REF
- Str = MOUSE_TC_STR
- Num = MOUSE_TC_NUM
- Int = MOUSE_TC_INT
- ScalarRef = MOUSE_TC_SCALAR_REF
- ArrayRef = MOUSE_TC_ARRAY_REF
- HashRef = MOUSE_TC_HASH_REF
- CodeRef = MOUSE_TC_CODE_REF
- GlobRef = MOUSE_TC_GLOB_REF
- FileHandle = MOUSE_TC_FILEHANDLE
- RegexpRef = MOUSE_TC_REGEXP_REF
- Object = MOUSE_TC_OBJECT
- ClassName = MOUSE_TC_CLASS_NAME
- RoleName = MOUSE_TC_ROLE_NAME
-CODE:
- SvGETMAGIC(sv);
- ST(0) = boolSV( mouse_tc_check(aTHX_ ix, sv) );
- XSRETURN(1);
+PROTOTYPES: DISABLE
+
+BOOT:
+ mouse_package = newSVpvs_share("package");
+ mouse_namespace = newSVpvs_share("namespace");
+ mouse_methods = newSVpvs_share("methods");
+ mouse_name = newSVpvs_share("name");
+
+ mouse_get_attribute = newSVpvs_share("get_attribute");
+ mouse_get_attribute_list = newSVpvs_share("get_attribute_list");
+
+ MOUSE_CALL_BOOT(Mouse__Util);
+ MOUSE_CALL_BOOT(Mouse__Util__TypeConstraints);
+ MOUSE_CALL_BOOT(Mouse__Meta__Method__Accessor__XS);
MODULE = Mouse PACKAGE = Mouse::Meta::Module
namespace(SV* self)
CODE:
{
- SV* const package = mouse_instance_get_slot(self, mouse_package);
+ SV* const package = get_slot(self, mouse_package);
if(!(package && SvOK(package))){
- croak("No package name");
+ croak("No package name defined");
}
RETVAL = gv_stashsv(package, GV_ADDMULTI);
}
OUTPUT:
RETVAL
+# ignore extra arguments for extensibility
+void
+add_method(SV* self, SV* name, SV* code, ...)
+CODE:
+{
+ SV* const package = get_slot(self, mouse_package); /* $self->{package} */
+ SV* const methods = get_slot(self, mouse_methods); /* $self->{methods} */
+ GV* gv;
+ SV* code_ref;
+
+ if(!(package && SvOK(package))){
+ croak("No package name defined");
+ }
+
+ SvGETMAGIC(name);
+ SvGETMAGIC(code);
+
+ if(!SvOK(name)){
+ mouse_throw_error(self, NULL, "You must define a method name");
+ }
+ if(!SvROK(code)){
+ mouse_throw_error(self, NULL, "You must define a CODE reference");
+ }
+
+ code_ref = code;
+ if(SvTYPE(SvRV(code_ref)) != SVt_PVCV){
+ SV* sv = code_ref; /* used in tryAMAGICunDEREF */
+ SV** sp = &sv; /* used in tryAMAGICunDEREF */
+ tryAMAGICunDEREF(to_cv); /* try \&{$code} */
+ if(SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVCV){
+ mouse_throw_error(self, NULL, "Not a CODE reference");
+ }
+ code_ref = sv;
+ }
+
+ /* *{$package . '::' . $name} -> *gv */
+ gv = gv_fetchpv(form("%"SVf"::%"SVf, package, name), GV_ADDMULTI, SVt_PVCV);
+ if(GvCVu(gv)){ /* delete *slot{gv} to work around "redefine" warning */
+ SvREFCNT_dec(GvCV(gv));
+ GvCV(gv) = NULL;
+ }
+ sv_setsv_mg((SV*)gv, code_ref); /* *gv = $code_ref */
+
+ 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 */ ){
+
+ // CvGV(code_entity) = gv;
+ // CvANON_off(code_entity);
+ //}
+}
+
MODULE = Mouse PACKAGE = Mouse::Meta::Class
BOOT:
}
}
+void
+get_all_attributes(SV* self)
+PPCODE:
+{
+ AV* const all_attrs = mouse_get_all_attributes(aTHX_ self);
+ I32 const len = AvFILLp(all_attrs) + 1;
+ I32 i;
+
+ EXTEND(SP, len);
+ for(i = 0; i < len; i++){
+ PUSHs( MOUSE_av_at(all_attrs, i) );
+ }
+}
+
MODULE = Mouse PACKAGE = Mouse::Meta::Role
BOOT:
newCONSTSUB(gv_stashpvs("Mouse::Meta::Attribute", TRUE), "accessor_metaclass",
newSVpvs("Mouse::Meta::Method::Accessor::XS"));
-MODULE = Mouse PACKAGE = Mouse::Meta::TypeConstraint
-
-BOOT:
- INSTALL_SIMPLE_READER(TypeConstraint, name);
- INSTALL_SIMPLE_READER(TypeConstraint, parent);
- INSTALL_SIMPLE_READER(TypeConstraint, message);
-
- INSTALL_SIMPLE_READER_WITH_KEY(TypeConstraint, _compiled_type_constraint, compiled_type_constraint);
- INSTALL_SIMPLE_READER(TypeConstraint, _compiled_type_coercion); /* Mouse specific */
-
- INSTALL_SIMPLE_PREDICATE_WITH_KEY(TypeConstraint, has_coercion, _compiled_type_coercion);
-
-
-MODULE = Mouse PACKAGE = Mouse::Meta::Method::Accessor::XS
-
-BOOT:
-{
- AV* const isa = get_av("Mouse::Meta::Method::Accessor::XS::ISA", TRUE);
- av_push(isa, newSVpvs("Mouse::Meta::Method::Accessor"));
-}
-
-CV*
-_generate_accessor(klass, SV* attr, metaclass)
-CODE:
-{
- RETVAL = mouse_instantiate_xs_accessor(aTHX_ attr, mouse_xs_accessor);
-}
-OUTPUT:
- RETVAL
-
-CV*
-_generate_reader(klass, SV* attr, metaclass)
-CODE:
-{
- RETVAL = mouse_instantiate_xs_accessor(aTHX_ attr, mouse_xs_reader);
-}
-OUTPUT:
- RETVAL
-
-CV*
-_generate_writer(klass, SV* attr, metaclass)
-CODE:
-{
- RETVAL = mouse_instantiate_xs_accessor(aTHX_ attr, mouse_xs_writer);
-}
-OUTPUT:
- RETVAL
-
-CV*
-_generate_clearer(klass, SV* attr, metaclass)
-CODE:
-{
- SV* const slot = mcall0s(attr, "name");
- STRLEN len;
- const char* const pv = SvPV_const(slot, len);
- RETVAL = mouse_install_simple_accessor(aTHX_ NULL, pv, len, mouse_xs_simple_clearer);
-}
-OUTPUT:
- RETVAL
-
-CV*
-_generate_predicate(klass, SV* attr, metaclass)
-CODE:
-{
- SV* const slot = mcall0s(attr, "name");
- STRLEN len;
- const char* const pv = SvPV_const(slot, len);
- RETVAL = mouse_install_simple_accessor(aTHX_ NULL, pv, len, mouse_xs_simple_predicate);
-}
-OUTPUT:
- RETVAL
-