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https://github.com/CPunch/Cosmo.git
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renamed metaobjects to protoobjects
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ae22a6cef5
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@ -20,12 +20,12 @@ CValue cosmoB_print(CState *state, int nargs, CValue *args) {
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return cosmoV_newNil(); // print doesn't return any args
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}
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CValue cosmoB_dsetMeta(CState *state, int nargs, CValue *args) {
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CValue cosmoB_dsetProto(CState *state, int nargs, CValue *args) {
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if (nargs == 2) {
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CObjObject *obj = cosmoV_readObject(args[0]); // object to set meta too
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CObjObject *meta = cosmoV_readObject(args[1]);
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CObjObject *obj = cosmoV_readObject(args[0]); // object to set proto too
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CObjObject *proto = cosmoV_readObject(args[1]);
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obj->meta = meta; // boom done
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obj->proto = proto; // boom done
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} else {
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cosmoV_error(state, "Expected 2 parameters, got %d!", nargs);
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}
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@ -33,20 +33,20 @@ CValue cosmoB_dsetMeta(CState *state, int nargs, CValue *args) {
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return cosmoV_newNil(); // nothing
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}
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CValue cosmoB_dgetMeta(CState *state, int nargs, CValue *args) {
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CValue cosmoB_dgetProto(CState *state, int nargs, CValue *args) {
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if (nargs != 1) {
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cosmoV_error(state, "Expected 1 parameter, got %d!", nargs);
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}
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return cosmoV_newObj(cosmoV_readObject(args[0])->meta); // just return the meta
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return cosmoV_newObj(cosmoV_readObject(args[0])->proto); // just return the proto
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}
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void cosmoB_loadDebug(CState *state) {
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cosmoV_pushString(state, "getMeta");
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cosmoV_pushCFunction(state, cosmoB_dgetMeta);
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cosmoV_pushString(state, "setMeta");
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cosmoV_pushCFunction(state, cosmoB_dsetMeta);
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cosmoV_pushString(state, "getProto");
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cosmoV_pushCFunction(state, cosmoB_dgetProto);
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cosmoV_pushString(state, "setProto");
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cosmoV_pushCFunction(state, cosmoB_dsetProto);
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cosmoV_pushObject(state, 2);
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state->metaObj = cosmoV_readObject(*cosmoV_pop(state));
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state->protoObj = cosmoV_readObject(*cosmoV_pop(state));
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}
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@ -88,7 +88,7 @@ void blackenObject(CState *state, CObj *obj) {
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// mark everything this object is keeping track of
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CObjObject *cobj = (CObjObject*)obj;
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markTable(state, &cobj->tbl);
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markObject(state, (CObj*)cobj->meta);
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markObject(state, (CObj*)cobj->proto);
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break;
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}
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case COBJ_UPVALUE: {
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@ -214,8 +214,8 @@ void markRoots(CState *state) {
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for (int i = 0; i < INTERNALSTRING_MAX; i++)
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markObject(state, (CObj*)state->internalStrings[i]);
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// mark our meta object
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markObject(state, (CObj*)state->metaObj);
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// mark our proto object
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markObject(state, (CObj*)state->protoObj);
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traceGrays(state);
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}
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@ -94,7 +94,7 @@ bool cosmoO_equal(CObj* obj1, CObj* obj2) {
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CObjObject *cosmoO_newObject(CState *state) {
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CObjObject *obj = (CObjObject*)cosmoO_allocateBase(state, sizeof(CObjObject), COBJ_OBJECT);
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obj->meta = state->metaObj;
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obj->proto = state->protoObj;
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obj->user = NULL; // reserved for C API
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cosmoV_pushValue(state, cosmoV_newObj(obj)); // so our GC can keep track of it
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cosmoT_initTable(state, &obj->tbl, ARRAY_START);
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@ -204,8 +204,8 @@ CObjString *cosmoO_allocateString(CState *state, const char *str, size_t sz, uin
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}
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bool cosmoO_getObject(CState *state, CObjObject *object, CValue key, CValue *val) {
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if (!cosmoT_get(&object->tbl, key, val) && object->meta != NULL) { // if the field doesn't exist in the object, check the meta
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return cosmoO_getObject(state, object->meta, key, val);
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if (!cosmoT_get(&object->tbl, key, val) && object->proto != NULL) { // if the field doesn't exist in the object, check the proto
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return cosmoO_getObject(state, object->proto, key, val);
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}
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return true;
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@ -40,7 +40,7 @@ typedef struct CObjObject {
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CommonHeader; // "is a" CObj
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CTable tbl;
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void *user; // userdata (NULL by default)
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struct CObjObject *meta; // metaobject, describes the behavior of the object
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struct CObjObject *proto; // protoobject, describes the behavior of the object
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} CObjObject;
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typedef struct CObjFunction {
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@ -30,7 +30,7 @@ CState *cosmoV_newState() {
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state->top = state->stack;
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state->frameCount = 0;
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state->openUpvalues = NULL;
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state->metaObj = NULL;
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state->protoObj = NULL;
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cosmoT_initTable(state, &state->strings, 8); // init string table
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cosmoT_initTable(state, &state->globals, 8); // init global table
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@ -38,7 +38,7 @@ typedef struct CState {
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int frameCount;
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CObjString *internalStrings[INTERNALSTRING_MAX]; // strings used internally by the VM, eg. __init
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CObjObject *metaObj; // start met obj for all objects (NULL by default)
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CObjObject *protoObj; // start met obj for all objects (NULL by default)
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} CState;
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COSMO_API CState *cosmoV_newState();
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@ -184,14 +184,14 @@ COSMOVMRESULT cosmoV_call(CState *state, int args) {
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break;
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}
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case COBJ_OBJECT: {
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CObjObject *metaObj = (CObjObject*)val->val.obj;
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CObjObject *protoObj = (CObjObject*)val->val.obj;
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CObjObject *newObj = cosmoO_newObject(state);
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newObj->meta = metaObj;
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newObj->proto = protoObj;
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*val = cosmoV_newObj(newObj);
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CValue ret;
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// check if they defined an initalizer
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if (cosmoV_getObject(state, metaObj, cosmoV_newObj(state->internalStrings[INTERNALSTRING_INIT]), &ret) && IS_METHOD(ret)) {
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if (cosmoV_getObject(state, protoObj, cosmoV_newObj(state->internalStrings[INTERNALSTRING_INIT]), &ret) && IS_METHOD(ret)) {
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callMethod(state, cosmoV_readMethod(ret), args);
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cosmoV_pop(state);
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} else {
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