X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=blobdiff_plain;f=xs-src%2FMouse.xs;h=34ba35140a23dd7140daf4b37309ecc6cb10f545;hp=627eabd51e68c51d7713074291cf4185ffcfa7ca;hb=40e57f0af7f9fafe8001b59552a5e18e6e205ae6;hpb=a5c683f611022dcabb13169162fa2f57ba72b200

diff --git a/xs-src/Mouse.xs b/xs-src/Mouse.xs
index 627eabd..34ba351 100644
--- a/xs-src/Mouse.xs
+++ b/xs-src/Mouse.xs
@@ -1,12 +1,14 @@
 #define  NEED_newSVpvn_flags_GLOBAL
 #include "mouse.h"
 
+/* keywords for methods/keys */
 SV* mouse_package;
 SV* mouse_namespace;
 SV* mouse_methods;
 SV* mouse_name;
 SV* mouse_get_attribute;
 SV* mouse_get_attribute_list;
+SV* mouse_coerce;
 
 #define MOUSE_xc_flags(a)       SvUVX(MOUSE_av_at((a), MOUSE_XC_FLAGS))
 #define MOUSE_xc_gen(a)         MOUSE_av_at((a), MOUSE_XC_GEN)
@@ -150,7 +152,7 @@ mouse_class_update_xc(pTHX_ SV* const metaclass PERL_UNUSED_DECL, HV* const stas
     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;
@@ -202,7 +204,7 @@ mouse_get_xc(pTHX_ SV* const metaclass) {
     return xc;
 }
 
-HV*
+static HV*
 mouse_buildargs(pTHX_ SV* metaclass, SV* const klass, I32 ax, I32 items) {
     HV* args;
 
@@ -237,7 +239,7 @@ mouse_buildargs(pTHX_ SV* metaclass, SV* const klass, I32 ax, I32 items) {
     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);
@@ -249,16 +251,17 @@ mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const
     assert(args);
     assert(SvTYPE(args) == SVt_PVHV);
 
-    ENTER;
-    SAVETMPS;
+    if(mg_find((SV*)args, PERL_MAGIC_tied)){
+        croak("You cannot use tied HASH reference as initializing arguments");
+    }
 
     if(!ignore_triggers){
         triggers_queue = newAV_mortal();
     }
 
     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);
@@ -270,7 +273,7 @@ mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const
             if(flags & MOUSEf_ATTR_HAS_TC){
                 value = mouse_xa_apply_type_constraint(aTHX_ xa, value, flags);
             }
-            set_slot(object, slot, value);
+            value = set_slot(object, slot, value);
             if(SvROK(value) && flags & MOUSEf_ATTR_IS_WEAK_REF){
                 weaken_slot(object, slot);
             }
@@ -306,11 +309,9 @@ mouse_class_initialize_object(pTHX_ SV* const meta, SV* const object, HV* const
     }
 
     if(MOUSE_xc_flags(xc) & MOUSEf_XC_IS_ANON){
-        set_slot(object, newSVpvs_flags("__ANON__", SVs_TEMP), meta);
+        (void)set_slot(object, newSVpvs_flags("__METACLASS__", SVs_TEMP), meta);
     }
 
-    FREETMPS;
-    LEAVE;
 }
 
 static SV*
@@ -335,6 +336,29 @@ mouse_initialize_metaclass(pTHX_ SV* const klass) {
     return meta;
 }
 
+static void
+mouse_buildall(pTHX_ AV* const xc, SV* const object, SV* const args) {
+    AV* const buildall = MOUSE_xc_buildall(xc);
+    I32 const len      = AvFILLp(buildall) + 1;
+    I32 i;
+    for(i = 0; i < len; i++){
+        dSP;
+
+        PUSHMARK(SP);
+        EXTEND(SP, 2);
+        PUSHs(object);
+        PUSHs(args);
+        PUTBACK;
+
+        call_sv(AvARRAY(buildall)[i], G_VOID);
+
+        /* discard a scalar which G_VOID returns */
+        SPAGAIN;
+        (void)POPs;
+        PUTBACK;
+    }
+}
+
 MODULE = Mouse  PACKAGE = Mouse
 
 PROTOTYPES: DISABLE
@@ -344,6 +368,7 @@ BOOT:
     mouse_namespace = newSVpvs_share("namespace");
     mouse_methods   = newSVpvs_share("methods");
     mouse_name      = newSVpvs_share("name");
+    mouse_coerce    = newSVpvs_share("coerce");
 
     mouse_get_attribute      = newSVpvs_share("get_attribute");
     mouse_get_attribute_list = newSVpvs_share("get_attribute_list");
@@ -403,8 +428,8 @@ CODE:
         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;
     }
@@ -417,16 +442,36 @@ CODE:
     }
     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 */ ){
+    (void)set_slot(methods, name, code); /* $self->{methods}{$name} = $code */
+
+    /* 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 */ ){
+            HV* dbsub;
+
+            /* update %DB::sub to make NYTProf happy */
+            if((PL_perldb & (PERLDBf_SUBLINE|PERLDB_NAMEANON))
+                && PL_DBsub && (dbsub = GvHV(PL_DBsub))
+            ){
+                /* see Perl_newATTRSUB() in op.c */
+                SV* const subname = sv_newmortal();
+                HE* orig;
+
+                gv_efullname3(subname, CvGV(code_entity), NULL);
+                orig = hv_fetch_ent(dbsub, subname, FALSE, 0U);
+                if(orig){
+                    gv_efullname3(subname, gv, NULL);
+                    (void)hv_store_ent(dbsub, subname, HeVAL(orig), 0U);
+                    SvREFCNT_inc_simple_void_NN(HeVAL(orig));
+                }
+            }
 
-    //    CvGV(code_entity) = gv;
-    //    CvANON_off(code_entity);
-    //}
+            CvGV(code_entity) = gv;
+            CvANON_off(code_entity);
+        }
+    }
 }
 
 MODULE = Mouse  PACKAGE = Mouse::Meta::Class
@@ -434,11 +479,12 @@ 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"));
-    newCONSTSUB(gv_stashpvs("Mouse::Meta::Class", TRUE), "destructor_class",
-        newSVpvs("Mouse::Meta::Method::Destructor::XS"));
+    INSTALL_SIMPLE_READER(Class, is_immutable);
 
+    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)));
@@ -470,7 +516,7 @@ get_all_attributes(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;
 
@@ -481,7 +527,7 @@ PPCODE:
 }
 
 SV*
-new_object_(SV* meta, ...)
+new_object(SV* meta, ...)
 CODE:
 {
     AV* const xc   = mouse_get_xc(aTHX_ meta);
@@ -490,7 +536,8 @@ CODE:
     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)
@@ -499,22 +546,14 @@ CODE:
     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_CLASS_HOLDER(Role, method_metaclass,  "Mouse::Meta::Role::Method");
+
 MODULE = Mouse  PACKAGE = Mouse::Object
 
 SV*
@@ -525,11 +564,10 @@ CODE:
     AV* const xc   = mouse_get_xc(aTHX_ meta);
     UV const flags = MOUSE_xc_flags(xc);
     SV* args;
-    AV* buildall;
-    I32 len, i;
 
     /* BUILDARGS */
     if(flags & MOUSEf_XC_HAS_BUILDARGS){
+        I32 i;
         SPAGAIN;
 
         PUSHMARK(SP);
@@ -557,26 +595,16 @@ CODE:
     RETVAL = mouse_instance_create(aTHX_ MOUSE_xc_stash(xc));
     mouse_class_initialize_object(aTHX_ meta, RETVAL, (HV*)SvRV(args), FALSE);
 
-    /* BUILDALL */
-    buildall = MOUSE_xc_buildall(xc);
-    len      = AvFILLp(buildall) + 1;
-    for(i = 0; i < len; i++){
-        dSP;
-
-        PUSHMARK(SP);
-        EXTEND(SP, 2);
-        PUSHs(RETVAL);
-        PUSHs(args);
-        PUTBACK;
-
-        call_sv(AvARRAY(buildall)[i], G_VOID | G_DISCARD);
-    }
+    mouse_buildall(aTHX_ xc, RETVAL, args);
 }
 OUTPUT:
     RETVAL
 
 void
 DESTROY(SV* object)
+ALIAS:
+    DESTROY     = 0
+    DEMOLISHALL = 1
 CODE:
 {
     SV* const meta = get_metaclass(object);
@@ -584,7 +612,8 @@ CODE:
     I32 len, i;
 
     if(!IsObject(object)){
-        croak("You must not call DESTROY as a class method");
+        croak("You must not call %s as a class method",
+            ix == 0 ? "DESTROY" : "DEMOLISHALL");
     }
 
     if(SvOK(meta)){
@@ -592,7 +621,7 @@ CODE:
 
         demolishall = MOUSE_xc_demolishall(xc);
     }
-    else {
+    else { /* The metaclass is already destroyed */
         AV* const linearized_isa = mro_get_linear_isa(SvSTASH(SvRV(object)));
 
         len = AvFILLp(linearized_isa) + 1;
@@ -608,24 +637,29 @@ CODE:
         }
     }
 
-    /* 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(""));
+        GvSV(statusvalue) = sv_newmortal();
+        ERRSV             = newSVpvs_flags("", SVs_TEMP);
         for(i = 0; i < len; i++){
-            dSP;
+            SPAGAIN;
 
             PUSHMARK(SP);
             XPUSHs(object);
             PUTBACK;
 
-            call_sv(AvARRAY(demolishall)[i], G_VOID | G_DISCARD | G_EVAL);
-            if(SvTRUE(ERRSV)){
+            call_sv(AvARRAY(demolishall)[i], G_VOID | G_EVAL);
+
+            /* discard a scalar which G_VOID returns */
+            SPAGAIN;
+            (void)POPs;
+            PUTBACK;
+
+            if(sv_true(ERRSV)){
                 SV* const e = newSVsv(ERRSV);
 
                 FREETMPS;
@@ -649,3 +683,15 @@ OUTPUT:
     RETVAL
 
 
+void
+BUILDALL(SV* self, SV* args)
+CODE:
+{
+    SV* const meta = get_metaclass(self);
+    AV* const xc   = mouse_get_xc(aTHX_ meta);
+
+    if(!IsHashRef(args)){
+        croak("You must pass a HASH reference to BUILDALL");
+    }
+    mouse_buildall(aTHX_ xc, self, args);
+}