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renamed metaobjects to protoobjects

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CPunch 2020-11-15 12:22:11 -06:00
parent ae22a6cef5
commit c7be39a5d4
7 changed files with 23 additions and 23 deletions
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22
src/cbaselib.c
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@ -20,12 +20,12 @@ CValue cosmoB_print(CState *state, int nargs, CValue *args) {
return cosmoV_newNil(); // print doesn't return any args
}
CValue cosmoB_dsetMeta(CState *state, int nargs, CValue *args) {
CValue cosmoB_dsetProto(CState *state, int nargs, CValue *args) {
if (nargs == 2) {
CObjObject *obj = cosmoV_readObject(args[0]); // object to set meta too
CObjObject *meta = cosmoV_readObject(args[1]);
CObjObject *obj = cosmoV_readObject(args[0]); // object to set proto too
CObjObject *proto = cosmoV_readObject(args[1]);
obj->meta = meta; // boom done
obj->proto = proto; // boom done
} else {
cosmoV_error(state, "Expected 2 parameters, got %d!", nargs);
}
@ -33,20 +33,20 @@ CValue cosmoB_dsetMeta(CState *state, int nargs, CValue *args) {
return cosmoV_newNil(); // nothing
}
CValue cosmoB_dgetMeta(CState *state, int nargs, CValue *args) {
CValue cosmoB_dgetProto(CState *state, int nargs, CValue *args) {
if (nargs != 1) {
cosmoV_error(state, "Expected 1 parameter, got %d!", nargs);
}
return cosmoV_newObj(cosmoV_readObject(args[0])->meta); // just return the meta
return cosmoV_newObj(cosmoV_readObject(args[0])->proto); // just return the proto
}
void cosmoB_loadDebug(CState *state) {
cosmoV_pushString(state, "getMeta");
cosmoV_pushCFunction(state, cosmoB_dgetMeta);
cosmoV_pushString(state, "setMeta");
cosmoV_pushCFunction(state, cosmoB_dsetMeta);
cosmoV_pushString(state, "getProto");
cosmoV_pushCFunction(state, cosmoB_dgetProto);
cosmoV_pushString(state, "setProto");
cosmoV_pushCFunction(state, cosmoB_dsetProto);
cosmoV_pushObject(state, 2);
state->metaObj = cosmoV_readObject(*cosmoV_pop(state));
state->protoObj = cosmoV_readObject(*cosmoV_pop(state));
}

6
src/cmem.c
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@ -88,7 +88,7 @@ void blackenObject(CState *state, CObj *obj) {
// mark everything this object is keeping track of
CObjObject *cobj = (CObjObject*)obj;
markTable(state, &cobj->tbl);
markObject(state, (CObj*)cobj->meta);
markObject(state, (CObj*)cobj->proto);
break;
}
case COBJ_UPVALUE: {
@ -214,8 +214,8 @@ void markRoots(CState *state) {
for (int i = 0; i < INTERNALSTRING_MAX; i++)
markObject(state, (CObj*)state->internalStrings[i]);
// mark our meta object
markObject(state, (CObj*)state->metaObj);
// mark our proto object
markObject(state, (CObj*)state->protoObj);
traceGrays(state);
}

6
src/cobj.c
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@ -94,7 +94,7 @@ bool cosmoO_equal(CObj* obj1, CObj* obj2) {
CObjObject *cosmoO_newObject(CState *state) {
CObjObject *obj = (CObjObject*)cosmoO_allocateBase(state, sizeof(CObjObject), COBJ_OBJECT);
obj->meta = state->metaObj;
obj->proto = state->protoObj;
obj->user = NULL; // reserved for C API
cosmoV_pushValue(state, cosmoV_newObj(obj)); // so our GC can keep track of it
cosmoT_initTable(state, &obj->tbl, ARRAY_START);
@ -204,8 +204,8 @@ CObjString *cosmoO_allocateString(CState *state, const char *str, size_t sz, uin
}
bool cosmoO_getObject(CState *state, CObjObject *object, CValue key, CValue *val) {
if (!cosmoT_get(&object->tbl, key, val) && object->meta != NULL) { // if the field doesn't exist in the object, check the meta
return cosmoO_getObject(state, object->meta, key, val);
if (!cosmoT_get(&object->tbl, key, val) && object->proto != NULL) { // if the field doesn't exist in the object, check the proto
return cosmoO_getObject(state, object->proto, key, val);
}
return true;

2
src/cobj.h
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@ -40,7 +40,7 @@ typedef struct CObjObject {
CommonHeader; // "is a" CObj
CTable tbl;
void *user; // userdata (NULL by default)
struct CObjObject *meta; // metaobject, describes the behavior of the object
struct CObjObject *proto; // protoobject, describes the behavior of the object
} CObjObject;
typedef struct CObjFunction {

2
src/cstate.c
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@ -30,7 +30,7 @@ CState *cosmoV_newState() {
state->top = state->stack;
state->frameCount = 0;
state->openUpvalues = NULL;
state->metaObj = NULL;
state->protoObj = NULL;
cosmoT_initTable(state, &state->strings, 8); // init string table
cosmoT_initTable(state, &state->globals, 8); // init global table

2
src/cstate.h
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@ -38,7 +38,7 @@ typedef struct CState {
int frameCount;
CObjString *internalStrings[INTERNALSTRING_MAX]; // strings used internally by the VM, eg. __init
CObjObject *metaObj; // start met obj for all objects (NULL by default)
CObjObject *protoObj; // start met obj for all objects (NULL by default)
} CState;
COSMO_API CState *cosmoV_newState();

6
src/cvm.c
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@ -184,14 +184,14 @@ COSMOVMRESULT cosmoV_call(CState *state, int args) {
break;
}
case COBJ_OBJECT: {
CObjObject *metaObj = (CObjObject*)val->val.obj;
CObjObject *protoObj = (CObjObject*)val->val.obj;
CObjObject *newObj = cosmoO_newObject(state);
newObj->meta = metaObj;
newObj->proto = protoObj;
*val = cosmoV_newObj(newObj);
CValue ret;
// check if they defined an initalizer
if (cosmoV_getObject(state, metaObj, cosmoV_newObj(state->internalStrings[INTERNALSTRING_INIT]), &ret) && IS_METHOD(ret)) {
if (cosmoV_getObject(state, protoObj, cosmoV_newObj(state->internalStrings[INTERNALSTRING_INIT]), &ret) && IS_METHOD(ret)) {
callMethod(state, cosmoV_readMethod(ret), args);
cosmoV_pop(state);
} else {