static MGVTBL mouse_xc_vtbl; /* for identity */
-static void
-mouse_class_push_attribute_list(pTHX_ SV* const metaclass, AV* const attrall, HV* const seen){
- dSP;
- I32 n;
-
- /* $meta->get_attribute_list */
- PUSHMARK(SP);
- XPUSHs(metaclass);
- PUTBACK;
-
- n = call_sv(mouse_get_attribute_list, G_ARRAY | G_METHOD);
- for(NOOP; n > 0; n--){
- SV* name;
-
- SPAGAIN;
- name = POPs;
- PUTBACK;
-
- if(hv_exists_ent(seen, name, 0U)){
- continue;
- }
- (void)hv_store_ent(seen, name, &PL_sv_undef, 0U);
+HV*
+mouse_get_namespace(pTHX_ SV* const meta) {
+ SV* const package = get_slot(meta, mouse_package);
+ if(!(package && SvOK(package))){
+ croak("No package name defined for metaclass");
+ }
+ return gv_stashsv(package, GV_ADDMULTI);
+}
- av_push(attrall, newSVsv( mcall1(metaclass, mouse_get_attribute, name) ));
+static AV*
+mouse_calculate_all_attributes(pTHX_ SV* const metaclass) {
+ SV* const avref = mcall0s(metaclass, "_calculate_all_attributes");
+ if(!(SvROK(avref) && SvTYPE(SvRV(avref)) == SVt_PVAV)) {
+ croak("$meta->_calculate_all_attributes did not return an ARRAY reference");
}
+ return (AV*)SvRV(avref);
}
+XS(XS_Mouse__Object_BUILDARGS); /* prototype */
+
static int
mouse_class_has_custom_buildargs(pTHX_ HV* const stash) {
- XS(XS_Mouse__Object_BUILDARGS); /* prototype */
-
GV* const buildargs = gv_fetchmeth_autoload(stash, "BUILDARGS", sizeof("BUILDARGS")-1, 0);
return buildargs && CvXSUB(GvCV(buildargs)) != XS_Mouse__Object_BUILDARGS;
}
-static void
-mouse_class_update_xc(pTHX_ SV* const metaclass PERL_UNUSED_DECL, HV* const stash, AV* const xc) {
+static AV*
+mouse_class_update_xc(pTHX_ SV* const metaclass PERL_UNUSED_DECL, AV* const xc) {
+ HV* const stash = MOUSE_xc_stash(xc);
AV* const linearized_isa = mro_get_linear_isa(stash);
- I32 const len = AvFILLp(linearized_isa);
+ I32 const len = AvFILLp(linearized_isa) + 1;
I32 i;
U32 flags = 0x00;
- AV* const attrall = newAV();
AV* const buildall = newAV();
AV* const demolishall = newAV();
- HV* const seen = newHV(); /* for attributes */
+ AV* attrall;
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);
/* update */
+ av_store(xc, MOUSE_XC_BUILDALL, (SV*)buildall);
+ av_store(xc, MOUSE_XC_DEMOLISHALL, (SV*)demolishall);
+
+ attrall = mouse_calculate_all_attributes(aTHX_ metaclass);
+ SvREFCNT_inc_simple_void_NN(attrall);
+ av_store(xc, MOUSE_XC_ATTRALL, (SV*)attrall);
+
if(predicate_calls(metaclass, "is_immutable")){
flags |= MOUSEf_XC_IS_IMMUTABLE;
}
flags |= MOUSEf_XC_HAS_BUILDARGS;
}
- if(predicate_calls(metaclass, "__strict_constructor")){
+ if(predicate_calls(metaclass, "strict_constructor")){
flags |= MOUSEf_XC_CONSTRUCTOR_IS_STRICT;
}
av_store(xc, MOUSE_XC_FLAGS, newSVuv(flags));
- 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);
HV* const st = gv_stashsv(klass, TRUE);
- SV* meta;
GV* gv;
gv = stash_fetchs(st, "BUILD", FALSE);
if(gv && GvCVu(gv)){
av_push(demolishall, newRV_inc((SV*)GvCV(gv)));
}
-
- /* ATTRIBUTES */
- meta = get_metaclass(klass);
- if(!SvOK(meta)){
- continue; /* skip non-Mouse classes */
- }
-
- mouse_class_push_attribute_list(aTHX_ meta, attrall, seen);
}
FREETMPS;
LEAVE;
sv_setuv(MOUSE_xc_gen(xc), mro_get_pkg_gen(stash));
+ return xc;
}
static AV*
-mouse_get_xc(pTHX_ SV* const metaclass) {
+mouse_get_xc_wo_check(pTHX_ SV* const metaclass) {
AV* xc;
- SV* gen;
- HV* stash;
MAGIC* mg;
if(!IsObject(metaclass)){
mg = mouse_mg_find(aTHX_ SvRV(metaclass), &mouse_xc_vtbl, 0x00);
if(!mg){
- SV* const package = get_slot(metaclass, mouse_package);
- STRLEN len;
- const char* const pv = SvPV_const(package, len);
-
- stash = gv_stashpvn(pv, len, TRUE);
+ /* cache stash for performance */
+ HV* const stash = mouse_get_namespace(aTHX_ metaclass);
xc = newAV();
- mg = sv_magicext(SvRV(metaclass), (SV*)xc, PERL_MAGIC_ext, &mouse_xc_vtbl, pv, len);
+ mg = sv_magicext(SvRV(metaclass), (SV*)xc, PERL_MAGIC_ext,
+ &mouse_xc_vtbl, NULL, 0);
SvREFCNT_dec(xc); /* refcnt++ in sv_magicext */
av_extend(xc, MOUSE_XC_last - 1);
av_store(xc, MOUSE_XC_GEN, newSVuv(0U));
av_store(xc, MOUSE_XC_STASH, (SV*)stash);
-
SvREFCNT_inc_simple_void_NN(stash);
}
else{
assert(xc);
assert(SvTYPE(xc) == SVt_PVAV);
}
+ return xc;
+}
- gen = MOUSE_xc_gen(xc);
-
- if(SvUVX(gen) != 0U && MOUSE_xc_flags(xc) & MOUSEf_XC_IS_IMMUTABLE){
- return xc;
+static int
+mouse_xc_is_fresh(pTHX_ AV* const xc) {
+ HV* const stash = MOUSE_xc_stash(xc);
+ SV* const gen = MOUSE_xc_gen(xc);
+ if(SvUVX(gen) != 0U && MOUSE_xc_flags(xc) & MOUSEf_XC_IS_IMMUTABLE) {
+ return TRUE;
}
+ return SvUVX(gen) == mro_get_pkg_gen(stash);
+}
- stash = MOUSE_xc_stash(xc);
-
- if(SvUVX(gen) != mro_get_pkg_gen(stash)){
- mouse_class_update_xc(aTHX_ metaclass, stash, xc);
- }
+STATIC_INLINE AV*
+mouse_get_xc(pTHX_ SV* const metaclass) {
+ AV* const xc = mouse_get_xc_wo_check(aTHX_ metaclass);
+ return mouse_xc_is_fresh(aTHX_ xc)
+ ? xc
+ : mouse_class_update_xc(aTHX_ metaclass, xc);
+}
- return xc;
+static AV*
+mouse_get_xc_if_fresh(pTHX_ SV* const metaclass) {
+ AV* const xc = mouse_get_xc_wo_check(aTHX_ metaclass);
+ return mouse_xc_is_fresh(aTHX_ xc)
+ ? xc
+ : NULL;
}
static HV*
else{
I32 i;
- args = newHV_mortal();
-
if( (items % 2) != 0 ){
if(!metaclass){ metaclass = get_metaclass(klass); }
mouse_throw_error(metaclass, NULL, "Odd number of parameters to new()");
}
+ args = newHV_mortal();
for(i = 0; i < items; i += 2){
(void)hv_store_ent(args, ST(i), newSVsv(ST(i+1)), 0U);
}
static void
-mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const args, bool const ignore_triggers) {
+mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const args, bool const is_cloning) {
AV* const xc = mouse_get_xc(aTHX_ meta);
AV* const attrs = MOUSE_xc_attrall(xc);
- I32 len = AvFILLp(attrs) + 1;
+ I32 const len = AvFILLp(attrs) + 1;
I32 i;
AV* triggers_queue = NULL;
I32 used = 0;
croak("You cannot use tied HASH reference as initializing arguments");
}
- if(!ignore_triggers){
- triggers_queue = newAV_mortal();
- }
-
/* for each attribute */
for(i = 0; i < len; i++){
SV* const attr = MOUSE_av_at(attrs, i);
if(SvROK(value) && flags & MOUSEf_ATTR_IS_WEAK_REF){
weaken_slot(object, slot);
}
- if(flags & MOUSEf_ATTR_HAS_TRIGGER && triggers_queue){
+ if(flags & MOUSEf_ATTR_HAS_TRIGGER){
AV* const pair = newAV();
av_push(pair, newSVsv( mcall0s(attr, "trigger") ));
av_push(pair, newSVsv(value));
+ if(!triggers_queue) {
+ triggers_queue = newAV_mortal();
+ }
av_push(triggers_queue, (SV*)pair);
}
used++;
}
else { /* no init arg */
if(flags & (MOUSEf_ATTR_HAS_DEFAULT | MOUSEf_ATTR_HAS_BUILDER)){
- if(!(flags & MOUSEf_ATTR_IS_LAZY)){
+ /* skip if the object has the slot (it occurs on cloning/reblessing) */
+ if(!(flags & MOUSEf_ATTR_IS_LAZY) && !has_slot(object, slot)){
mouse_xa_set_default(aTHX_ xa, object);
}
}
- else if(flags & MOUSEf_ATTR_IS_REQUIRED) {
+ /* don't check while cloning (or reblesseing) */
+ else if(!is_cloning && flags & MOUSEf_ATTR_IS_REQUIRED) {
mouse_throw_error(attr, NULL, "Attribute (%"SVf") is required", slot);
}
}
} /* for each attribute */
- if(MOUSE_xc_flags(xc) & MOUSEf_XC_CONSTRUCTOR_IS_STRICT && used < HvUSEDKEYS(args)){
+ if(MOUSE_xc_flags(xc) & MOUSEf_XC_CONSTRUCTOR_IS_STRICT
+ && used < (I32)HvUSEDKEYS(args)){
mouse_report_unknown_args(aTHX_ meta, attrs, args);
}
if(triggers_queue){
- len = AvFILLp(triggers_queue) + 1;
+ I32 const len = AvFILLp(triggers_queue) + 1;
for(i = 0; i < len; i++){
AV* const pair = (AV*)AvARRAY(triggers_queue)[i];
SV* const trigger = AvARRAY(pair)[0];
if(MOUSE_xc_flags(xc) & MOUSEf_XC_IS_ANON){
(void)set_slot(object, newSVpvs_flags("__METACLASS__", SVs_TEMP), meta);
}
-
}
-static SV*
+STATIC_INLINE 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;
+ SV* const meta = get_metaclass(klass);
+ if(LIKELY(SvOK(meta))){
+ return meta;
}
-
- return meta;
+ return mcall1s(newSVpvs_flags("Mouse::Meta::Class", SVs_TEMP),
+ "initialize", klass);
}
static void
PUSHs(args);
PUTBACK;
- call_sv(AvARRAY(buildall)[i], G_VOID);
+ call_sv_safe(AvARRAY(buildall)[i], G_VOID);
/* discard a scalar which G_VOID returns */
SPAGAIN;
return (AV*)SvRV(storage_ref);
}
+static
+XSPROTO(XS_Mouse_value_holder) {
+ dVAR; dXSARGS;
+ SV* const value = (SV*)XSANY.any_ptr;
+ assert(value);
+ PERL_UNUSED_VAR(items);
+ ST(0) = value;
+ XSRETURN(1);
+}
+
+DECL_BOOT(Mouse__Util);
+DECL_BOOT(Mouse__Util__TypeConstraints);
+DECL_BOOT(Mouse__Meta__Method__Accessor__XS);
+DECL_BOOT(Mouse__Meta__Attribute);
+
MODULE = Mouse PACKAGE = Mouse
PROTOTYPES: DISABLE
BOOT:
+{
mouse_package = newSVpvs_share("package");
mouse_namespace = newSVpvs_share("namespace");
mouse_methods = newSVpvs_share("methods");
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);
- MOUSE_CALL_BOOT(Mouse__Meta__Attribute);
-
+ CALL_BOOT(Mouse__Util);
+ CALL_BOOT(Mouse__Util__TypeConstraints);
+ CALL_BOOT(Mouse__Meta__Method__Accessor__XS);
+ CALL_BOOT(Mouse__Meta__Attribute);
+}
MODULE = Mouse PACKAGE = Mouse::Meta::Module
namespace(SV* self)
CODE:
{
- SV* const package = get_slot(self, mouse_package);
- if(!(package && SvOK(package))){
- croak("No package name defined");
- }
- RETVAL = gv_stashsv(package, GV_ADDMULTI);
+ RETVAL = mouse_get_namespace(aTHX_ self);
}
OUTPUT:
RETVAL
/* *{$package . '::' . $name} -> *gv */
gv = gv_fetchpv(form("%"SVf"::%"SVf, package, name), GV_ADDMULTI, SVt_PVCV);
mouse_install_sub(aTHX_ gv, code_ref);
+ //CvMETHOD_on((CV*)SvRV(code_ref));
(void)set_slot(methods, name, code); /* $self->{methods}{$name} = $code */
}
MODULE = Mouse PACKAGE = Mouse::Meta::Class
BOOT:
+{
+ CV* xsub;
+
INSTALL_SIMPLE_READER(Class, roles);
INSTALL_SIMPLE_PREDICATE_WITH_KEY(Class, is_anon_class, anon_serial_id);
INSTALL_SIMPLE_READER(Class, is_immutable);
- INSTALL_SIMPLE_READER_WITH_KEY(Class, __strict_constructor, strict_constructor);
+
+ INSTALL_INHERITABLE_CLASS_ACCESSOR(strict_constructor);
INSTALL_CLASS_HOLDER(Class, method_metaclass, "Mouse::Meta::Method");
INSTALL_CLASS_HOLDER(Class, attribute_metaclass, "Mouse::Meta::Attribute");
INSTALL_CLASS_HOLDER(Class, constructor_class, "Mouse::Meta::Method::Constructor::XS");
INSTALL_CLASS_HOLDER(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)));
+ xsub = newXS("Mouse::Meta::Method::Constructor::XS::_generate_constructor",
+ XS_Mouse_value_holder, file);
+ CvXSUBANY(xsub).any_ptr
+ = newRV_inc((SV*)get_cvs("Mouse::Object::new", GV_ADD));
+
+ xsub = newXS("Mouse::Meta::Method::Destructor::XS::_generate_destructor",
+ XS_Mouse_value_holder, file);
+ CvXSUBANY(xsub).any_ptr
+ = newRV_inc((SV*)get_cvs("Mouse::Object::DESTROY", GV_ADD));
+}
void
linearized_isa(SV* self)
PPCODE:
{
- SV* const stash_ref = mcall0(self, mouse_namespace); /* $self->namespace */
- AV* linearized_isa;
+ /* MOUSE_xc_stash() is not available because the xc system depends on
+ linearized_isa() */
+ HV* const stash = mouse_get_namespace(aTHX_ self);
+ AV* const linearized_isa = mro_get_linear_isa(stash);
I32 len;
I32 i;
- if(!(SvROK(stash_ref) && SvTYPE(SvRV(stash_ref)) == SVt_PVHV)){
- croak("namespace() didn't return a HASH reference");
- }
- linearized_isa = mro_get_linear_isa((HV*)SvRV(stash_ref));
len = AvFILLp(linearized_isa) + 1;
EXTEND(SP, len);
for(i = 0; i < len; i++){
}
}
-SV*
+void
new_object(SV* meta, ...)
CODE:
{
AV* const xc = mouse_get_xc(aTHX_ meta);
HV* const args = mouse_buildargs(aTHX_ meta, NULL, ax, items);
+ SV* object;
- RETVAL = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc));
- mouse_class_initialize_object(aTHX_ meta, RETVAL, args, FALSE);
+ object = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc));
+ mouse_class_initialize_object(aTHX_ meta, object, args, FALSE);
+ mouse_buildall(aTHX_ xc, object, sv_2mortal(newRV_inc((SV*)args))); /* BUILDALL */
+ ST(0) = object; /* because object is mortal, we should return it as is */
+ XSRETURN(1);
}
-OUTPUT:
- RETVAL
void
-_initialize_object(SV* meta, SV* object, HV* args, bool ignore_triggers = FALSE)
+clone_object(SV* meta, SV* object, ...)
CODE:
{
- mouse_class_initialize_object(aTHX_ meta, object, args, ignore_triggers);
+ AV* const xc = mouse_get_xc(aTHX_ meta);
+ HV* const args = mouse_buildargs(aTHX_ meta, NULL, ax + 1, items - 1);
+ SV* proto;
+
+ if(!mouse_is_an_instance_of(aTHX_ MOUSE_xc_stash(xc), object)) {
+ mouse_throw_error(meta, object,
+ "You must pass an instance of the metaclass (%"SVf"), not (%"SVf")",
+ mcall0(meta, mouse_name), object);
+ }
+
+ proto = mouse_instance_clone(aTHX_ object);
+ mouse_class_initialize_object(aTHX_ meta, proto, args, TRUE);
+ ST(0) = proto; /* because object is mortal, we should return it as is */
+ XSRETURN(1);
}
+void
+_initialize_object(SV* meta, SV* object, HV* args, bool is_cloning = FALSE)
+CODE:
+{
+ mouse_class_initialize_object(aTHX_ meta, object, args, is_cloning);
+}
+
+void
+_invalidate_metaclass_cache(SV* meta)
+CODE:
+{
+ AV* const xc = mouse_get_xc_if_fresh(aTHX_ meta);
+ if(xc) {
+ SV* const gen = MOUSE_xc_gen(xc);
+ sv_setuv(gen, 0U);
+ }
+ delete_slot(meta, newSVpvs_flags("_mouse_cache_", SVs_TEMP));
+}
+
+
MODULE = Mouse PACKAGE = Mouse::Meta::Role
BOOT:
add_before_modifier(SV* self, SV* name, SV* modifier)
CODE:
{
- av_push(mouse_get_modifier_storage(aTHX_ self, ix, name), newSVsv(modifier));
+ av_push(mouse_get_modifier_storage(aTHX_ self, (enum mouse_modifier_t)ix, name), newSVsv(modifier));
}
ALIAS:
add_before_method_modifier = MOUSE_M_BEFORE
get_after_method_modifiers = MOUSE_M_AFTER
PPCODE:
{
- AV* const storage = mouse_get_modifier_storage(aTHX_ self, ix, name);
+ AV* const storage = mouse_get_modifier_storage(aTHX_ self, (enum mouse_modifier_t)ix, name);
I32 const len = av_len(storage) + 1;
if(GIMME_V == G_ARRAY) {
I32 i;
}
}
+void
+add_metaclass_accessor(SV* self, SV* name)
+CODE:
+{
+ SV* const klass = mcall0(self, mouse_name);
+ const char* fq_name = form("%"SVf"::%"SVf, klass, name);
+ STRLEN keylen;
+ const char* const key = SvPV_const(name, keylen);
+ mouse_simple_accessor_generate(aTHX_ fq_name, key, keylen,
+ XS_Mouse_inheritable_class_accessor, NULL, 0);
+}
+
MODULE = Mouse PACKAGE = Mouse::Object
-SV*
+void
new(SV* klass, ...)
CODE:
{
AV* const xc = mouse_get_xc(aTHX_ meta);
UV const flags = MOUSE_xc_flags(xc);
SV* args;
+ SV* object;
/* BUILDARGS */
if(flags & MOUSEf_XC_HAS_BUILDARGS){
for(i = 0; i < items; i++){
PUSHs(ST(i));
}
- //SP += items;
+
PUTBACK;
- call_method("BUILDARGS", G_SCALAR);
+ call_method_safes("BUILDARGS", G_SCALAR);
+
SPAGAIN;
args = POPs;
PUTBACK;
}
/* new_object */
- RETVAL = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc));
- mouse_class_initialize_object(aTHX_ meta, RETVAL, (HV*)SvRV(args), FALSE);
-
- mouse_buildall(aTHX_ xc, RETVAL, args);
+ object = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc));
+ mouse_class_initialize_object(aTHX_ meta, object, (HV*)SvRV(args), FALSE);
+ mouse_buildall(aTHX_ xc, object, args); /* BUILDALL */
+ ST(0) = object; /* because object is mortal, we should return it as is */
+ XSRETURN(1);
}
-OUTPUT:
- RETVAL
void
DESTROY(SV* object)
CODE:
{
SV* const meta = get_metaclass(object);
+ AV* xc;
AV* demolishall;
- I32 len, i;
+ I32 len;
+ I32 i;
if(!IsObject(object)){
croak("You must not call %s as a class method",
ix == 0 ? "DESTROY" : "DEMOLISHALL");
}
- if(SvOK(meta)){
- AV* const xc = mouse_get_xc(aTHX_ meta);
-
+ if(SvOK(meta) && (xc = mouse_get_xc_if_fresh(aTHX_ meta))) {
demolishall = MOUSE_xc_demolishall(xc);
}
else { /* The metaclass is already destroyed */
}
}
- len = AvFILLp(demolishall) + 1;
+ len = AvFILLp(demolishall) + 1;
if(len > 0){
- GV* const statusvalue = gv_fetchpvs("?", 0, SVt_PV);
+ SV* const in_global_destruction = boolSV(PL_dirty);
+ SAVEI32(PL_statusvalue); /* local $? */
+ PL_statusvalue = 0;
- if(statusvalue){ /* it can be NULL */
- SAVESPTR(GvSV(statusvalue)); /* local $? */
- GvSV(statusvalue) = sv_newmortal();
- }
SAVESPTR(ERRSV); /* local $@ */
- ERRSV = newSVpvs_flags("", SVs_TEMP);
+ ERRSV = sv_newmortal();
+
+ EXTEND(SP, 2);
for(i = 0; i < len; i++){
SPAGAIN;
PUSHMARK(SP);
- XPUSHs(object);
- XPUSHs(boolSV(PL_dirty));
+ PUSHs(object);
+ PUSHs(in_global_destruction);
PUTBACK;
call_sv(AvARRAY(demolishall)[i], G_VOID | G_EVAL);
projects / gitmo/Mouse.git / blobdiff