mirror of
https://github.com/CPunch/Cosmo.git
synced 2024-11-21 23:10:05 +00:00
Added .
get/set support for dictionaries.
cosmoO_getObject and cosmoO_setObject were renamed to cosmoV_getRawObject and cosmoV_setRawObject respectively `__init` is now required to be defined for a proto object to be instantiated. other minor refactoring work done in src/cvm.c
This commit is contained in:
parent
9012f9231b
commit
e993cdd9fa
@ -1,5 +1,7 @@
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// crafts a dummy proto
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proto test end
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proto test
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function __init(self) end
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end
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// instance of test
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var obj = test()
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10
src/cobj.c
10
src/cobj.c
@ -265,9 +265,9 @@ CObjString *cosmoO_pushVFString(CState *state, const char *format, va_list args)
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return cosmoV_readString(*start); // start should be state->top - 1
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}
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bool cosmoO_getObject(CState *state, CObjObject *object, CValue key, CValue *val) {
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bool cosmoO_getRawObject(CState *state, CObjObject *object, CValue key, CValue *val) {
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if (!cosmoT_get(&object->tbl, key, val)) { // if the field doesn't exist in the object, check the proto
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if (cosmoO_getIString(state, object, ISTRING_GETTER, val) && IS_OBJECT(*val) && cosmoO_getObject(state, cosmoV_readObject(*val), key, val)) {
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if (cosmoO_getIString(state, object, ISTRING_GETTER, val) && IS_OBJECT(*val) && cosmoO_getRawObject(state, cosmoV_readObject(*val), key, val)) {
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cosmoV_pushValue(state, *val); // push function
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cosmoV_pushValue(state, cosmoV_newObj(object)); // push object
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cosmoV_call(state, 1, 1); // call the function with the 1 argument
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@ -275,7 +275,7 @@ bool cosmoO_getObject(CState *state, CObjObject *object, CValue key, CValue *val
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return true;
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}
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if (object->proto != NULL && cosmoO_getObject(state, object->proto, key, val))
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if (object->proto != NULL && cosmoO_getRawObject(state, object->proto, key, val))
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return true;
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return false; // no protoobject to check against / key not found
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}
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@ -283,11 +283,11 @@ bool cosmoO_getObject(CState *state, CObjObject *object, CValue key, CValue *val
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return true;
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}
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void cosmoO_setObject(CState *state, CObjObject *object, CValue key, CValue val) {
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void cosmoO_setRawObject(CState *state, CObjObject *object, CValue key, CValue val) {
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CValue ret;
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// first check for __setters
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if (cosmoO_getIString(state, object, ISTRING_SETTER, &ret) && IS_OBJECT(ret) && cosmoO_getObject(state, cosmoV_readObject(ret), key, &ret)) {
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if (cosmoO_getIString(state, object, ISTRING_SETTER, &ret) && IS_OBJECT(ret) && cosmoO_getRawObject(state, cosmoV_readObject(ret), key, &ret)) {
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cosmoV_pushValue(state, ret); // push function
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cosmoV_pushValue(state, cosmoV_newObj(object)); // push object
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cosmoV_pushValue(state, val); // push new value
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@ -135,8 +135,8 @@ CObjClosure *cosmoO_newClosure(CState *state, CObjFunction *func);
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CObjString *cosmoO_toString(CState *state, CObj *val);
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CObjUpval *cosmoO_newUpvalue(CState *state, CValue *val);
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bool cosmoO_getObject(CState *state, CObjObject *object, CValue key, CValue *val);
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void cosmoO_setObject(CState *state, CObjObject *object, CValue key, CValue val);
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bool cosmoO_getRawObject(CState *state, CObjObject *object, CValue key, CValue *val);
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void cosmoO_setRawObject(CState *state, CObjObject *object, CValue key, CValue val);
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bool cosmoO_indexObject(CState *state, CObjObject *object, CValue key, CValue *val);
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bool cosmoO_newIndexObject(CState *state, CObjObject *object, CValue key, CValue val);
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202
src/cvm.c
202
src/cvm.c
@ -180,7 +180,6 @@ bool call(CState *state, CObjClosure *closure, int args, int nresults, int offse
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// load function into callframe
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pushCallFrame(state, closure, func->args);
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}
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// execute
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int nres = cosmoV_execute(state);
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@ -256,10 +255,8 @@ COSMOVMRESULT cosmoV_call(CState *state, int args, int nresults) {
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invokeMethod(state, newObj, ret, args, nresults, 1);
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} else {
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// no default initializer
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if (args != 0) {
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cosmoV_error(state, "Expected 0 parameters, got %d!", args);
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return COSMOVM_RUNTIME_ERR;
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}
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cosmoV_error(state, "Expected __init() in proto, object cannot be instantiated!");
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return 0;
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}
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cosmoV_pop(state); // pops the return value, it's unused
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@ -273,7 +270,7 @@ COSMOVMRESULT cosmoV_call(CState *state, int args, int nresults) {
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break;
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}
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default:
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cosmoV_error(state, "Cannot call non-function value!");
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cosmoV_error(state, "Cannot call non-function value %s!", cosmoV_typeStr(*val));
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return COSMOVM_RUNTIME_ERR;
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}
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@ -324,7 +321,7 @@ COSMO_API void cosmoV_makeDictionary(CState *state, int pairs) {
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COSMO_API bool cosmoV_getObject(CState *state, CObjObject *object, CValue key, CValue *val) {
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cosmoV_pushValue(state, cosmoV_newObj(object));
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if (cosmoO_getObject(state, object, key, val)) {
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if (cosmoO_getRawObject(state, object, key, val)) {
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if (IS_OBJ(*val)) {
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if (cosmoV_readObj(*val)->type == COBJ_CLOSURE) { // is it a function? if so, make it a method to the current object
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CObjMethod *method = cosmoO_newMethod(state, (CObjClosure*)cosmoV_readObj(*val), object);
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@ -332,7 +329,7 @@ COSMO_API bool cosmoV_getObject(CState *state, CObjObject *object, CValue key, C
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} else if (cosmoV_readObj(*val)->type == COBJ_CFUNCTION) {
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CObjMethod *method = cosmoO_newCMethod(state, (CObjCFunction*)cosmoV_readObj(*val), object);
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*val = cosmoV_newObj(method);
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}
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} // else, just pass the raw object
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}
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cosmoV_pop(state);
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@ -390,9 +387,10 @@ int _dict__next(CState *state, int nargs, CValue *args) {
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cosmoV_pushValue(state, typeConst(cosmoV_readNumber(*valA) op cosmoV_readNumber(*valB))); \
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} else { \
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cosmoV_error(state, "Expected numbers, got %s and %s!", cosmoV_typeStr(*valA), cosmoV_typeStr(*valB)); \
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return -1; \
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} \
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// returns false if panic
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// returns -1 if panic
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int cosmoV_execute(CState *state) {
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CCallFrame* frame = &state->callFrame[state->frameCount - 1]; // grabs the current frame
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CValue *constants = frame->closure->function->chunk.constants.values; // cache the pointer :)
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@ -521,17 +519,24 @@ int cosmoV_execute(CState *state) {
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if (IS_OBJ(*temp)) {
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CValue val; // to hold our value
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if (cosmoV_readObj(*temp)->type == COBJ_DICT) {
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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cosmoT_get(&dict->tbl, *key, &val);
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} else if (cosmoV_readObj(*temp)->type == COBJ_OBJECT) { // check for __index!
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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switch (cosmoV_readObj(*temp)->type) {
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case COBJ_DICT: {
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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if (!cosmoO_indexObject(state, object, *key, &val))
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cosmoT_get(&dict->tbl, *key, &val);
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break;
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} else {
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cosmoV_error(state, "Couldn't index type %s!", cosmoV_typeStr(*temp));
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break;
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}
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case COBJ_OBJECT: { // check for __index
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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if (!cosmoO_indexObject(state, object, *key, &val)) // if returns false, cosmoV_error was called
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return -1;
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break;
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}
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default:
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cosmoV_error(state, "Couldn't index type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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cosmoV_setTop(state, 2); // pops the object & the key
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@ -549,25 +554,32 @@ int cosmoV_execute(CState *state) {
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// sanity check
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if (IS_OBJ(*temp)) {
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if (cosmoV_readObj(*temp)->type == COBJ_DICT) {
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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CValue *newVal = cosmoT_insert(state, &dict->tbl, *key);
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switch (cosmoV_readObj(*temp)->type) {
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case COBJ_DICT: { // index and set table
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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CValue *newVal = cosmoT_insert(state, &dict->tbl, *key);
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*newVal = *value; // set the index
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} else if (cosmoV_readObj(*temp)->type == COBJ_OBJECT) { // check for __newindex!
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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if (!cosmoO_newIndexObject(state, object, *key, *value))
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*newVal = *value; // set the index
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break;
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} else {
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cosmoV_error(state, "Couldn't set index with type %s!", cosmoV_typeStr(*temp));
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break;
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}
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case COBJ_OBJECT: { // check for __newindex
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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if (!cosmoO_newIndexObject(state, object, *key, *value)) // if it returns false, cosmoV_error was called
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return -1;
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break;
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}
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default:
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cosmoV_error(state, "Couldn't set index with type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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// pop everything off the stack
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cosmoV_setTop(state, 3);
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} else {
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cosmoV_error(state, "Couldn't set index with type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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break;
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@ -578,19 +590,34 @@ int cosmoV_execute(CState *state) {
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break;
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}
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case OP_GETOBJECT: {
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CValue val; // to hold our value
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StkPtr key = cosmoV_getTop(state, 0); // key should be the top of the stack
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StkPtr temp = cosmoV_getTop(state, 1); // after that should be the object
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// sanity check
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if (!IS_OBJ(*temp) || cosmoV_readObj(*temp)->type != COBJ_OBJECT) {
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if (IS_OBJ(*temp)) {
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switch (cosmoV_readObj(*temp)->type) {
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case COBJ_DICT: { // syntax sugar, makes "namespaces" possible
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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cosmoT_get(&dict->tbl, *key, &val);
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break;
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}
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case COBJ_OBJECT: {
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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cosmoV_getObject(state, object, *key, &val);
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break;
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}
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default:
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cosmoV_error(state, "Couldn't get from type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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} else {
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cosmoV_error(state, "Couldn't get from type %s!", cosmoV_typeStr(*temp));
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break;
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return -1;
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}
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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CValue val; // to hold our value
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cosmoV_getObject(state, object, *key, &val);
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cosmoV_setTop(state, 2); // pops the object & the key
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cosmoV_pushValue(state, val); // pushes the field result
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break;
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@ -601,37 +628,78 @@ int cosmoV_execute(CState *state) {
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StkPtr temp = cosmoV_getTop(state, 2); // object is after the key
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// sanity check
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if (!IS_OBJ(*temp) || cosmoV_readObj(*temp)->type != COBJ_OBJECT) {
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cosmoV_error(state, "Couldn't set a field on type %s!", cosmoV_typeStr(*temp));
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break;
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}
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if (IS_OBJ(*temp)) {
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switch (cosmoV_readObj(*temp)->type) {
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case COBJ_DICT: { // index and set the table
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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CValue *newVal = cosmoT_insert(state, &dict->tbl, *key);
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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cosmoO_setObject(state, object, *key, *value);
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*newVal = *value; // set the index
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break;
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}
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case COBJ_OBJECT: {
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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cosmoO_setRawObject(state, object, *key, *value);
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break;
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}
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default:
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cosmoV_error(state, "Couldn't set a field on type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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} else {
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cosmoV_error(state, "Couldn't set a field on type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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// pop everything off the stack
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cosmoV_setTop(state, 3);
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break;
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}
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case OP_INVOKE: { // this is an optimization made by the parser, instead of allocating a CObjMethod every time we want to invoke a method, we shrink it down into one minimal instruction!
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CValue val; // to hold our value
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uint8_t args = READBYTE();
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uint8_t nres = READBYTE();
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StkPtr key = cosmoV_getTop(state, args); // grabs key from stack
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StkPtr temp = cosmoV_getTop(state, args+1); // grabs object from stack
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// sanity check
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if (!IS_OBJ(*temp) || cosmoV_readObj(*temp)->type != COBJ_OBJECT) {
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cosmoV_error(state, "Couldn't get from non-object type %s!", cosmoV_typeStr(*temp));
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break;
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if (IS_OBJ(*temp)) {
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switch (cosmoV_readObj(*temp)->type) {
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case COBJ_DICT: { // again, syntax sugar ("""""namespaces""""")
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CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
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cosmoT_get(&dict->tbl, *key, &val);
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// call closure/cfunction
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if (IS_CFUNCTION(val)) {
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callCFunction(state, cosmoV_readCFunction(val), args, nres, 0);
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} else if (IS_CLOSURE(val)) {
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call(state, cosmoV_readClosure(val), args, nres, 0);
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} else {
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cosmoV_error(state, "Cannot call non-function value %s!", cosmoV_typeStr(val));
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return -1;
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}
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break;
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}
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case COBJ_OBJECT: {
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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cosmoO_getRawObject(state, object, *key, &val); // we use cosmoO_getRawObject instead of the cosmoV_getObject wrapper so we get the raw value from the object instead of the CObjMethod wrapper
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// now invoke the method!
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invokeMethod(state, object, val, args, nres, 0);
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break;
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}
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default:
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cosmoV_error(state, "Couldn't get from type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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} else {
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cosmoV_error(state, "Couldn't get from type %s!", cosmoV_typeStr(*temp));
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return -1;
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}
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CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
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CValue val; // to hold our value
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cosmoO_getObject(state, object, *key, &val); // we use cosmoO_getObject instead of the cosmoV_getObject wrapper so we get the raw value from the object instead of the CObjMethod wrapper
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// now invoke the method!
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invokeMethod(state, object, val, args, nres, 0);
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break;
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}
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case OP_ITER: {
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@ -639,7 +707,7 @@ int cosmoV_execute(CState *state) {
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if (!IS_OBJ(*temp)) {
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cosmoV_error(state, "Couldn't iterate over non-iterator type %s!", cosmoV_typeStr(*temp));
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break;
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return -1;
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}
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switch (cosmoV_readObj(*temp)->type) {
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@ -680,7 +748,7 @@ int cosmoV_execute(CState *state) {
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if (!IS_OBJECT(*iObj)) {
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cosmoV_error(state, "Expected iterable object! '__iter' returned %s, expected object!", cosmoV_typeStr(*iObj));
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break;
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return -1;
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}
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CObjObject *obj = (CObjObject*)cosmoV_readObj(*iObj);
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@ -688,14 +756,14 @@ int cosmoV_execute(CState *state) {
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cosmoV_getObject(state, obj, cosmoV_newObj(state->iStrings[ISTRING_NEXT]), iObj);
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} else {
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cosmoV_error(state, "Expected iterable object! '__iter' not defined!");
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return -1;
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}
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break;
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}
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default: {
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default:
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cosmoV_error(state, "Couldn't iterate over non-iterator type %s!", cosmoV_typeStr(*temp));
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break;
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}
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return -1;
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}
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break;
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}
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@ -706,7 +774,7 @@ int cosmoV_execute(CState *state) {
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if (!IS_METHOD(*temp)) {
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cosmoV_error(state, "Expected '__next' to be a method, got type %s!", cosmoV_typeStr(*temp));
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break;
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return -1;
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}
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cosmoV_pushValue(state, *temp);
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@ -746,6 +814,7 @@ int cosmoV_execute(CState *state) {
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cosmoV_pushNumber(state, -(cosmoV_readNumber(*val)));
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} else {
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cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(*val));
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return -1;
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}
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break;
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}
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@ -754,7 +823,7 @@ int cosmoV_execute(CState *state) {
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if (!IS_OBJ(*temp) || cosmoV_readObj(*temp)->type != COBJ_DICT) {
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cosmoV_error(state, "Expected object, got %s!", cosmoV_typeStr(*temp));
|
||||
break;
|
||||
return -1;
|
||||
}
|
||||
|
||||
CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
|
||||
@ -778,6 +847,7 @@ int cosmoV_execute(CState *state) {
|
||||
*val = cosmoV_newNumber(cosmoV_readNumber(*val) + inc);
|
||||
} else {
|
||||
cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(*val));
|
||||
return -1;
|
||||
}
|
||||
|
||||
break;
|
||||
@ -794,6 +864,7 @@ int cosmoV_execute(CState *state) {
|
||||
*val = cosmoV_newNumber(cosmoV_readNumber(*val) + inc);
|
||||
} else {
|
||||
cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(*val));
|
||||
return -1;
|
||||
}
|
||||
|
||||
break;
|
||||
@ -809,6 +880,7 @@ int cosmoV_execute(CState *state) {
|
||||
*val = cosmoV_newNumber(cosmoV_readNumber(*val) + inc);
|
||||
} else {
|
||||
cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(*val));
|
||||
return -1;
|
||||
}
|
||||
|
||||
break;
|
||||
@ -831,7 +903,7 @@ int cosmoV_execute(CState *state) {
|
||||
*val = cosmoV_newNumber(cosmoV_readNumber(*val) + inc);
|
||||
} else {
|
||||
cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(*val));
|
||||
break;
|
||||
return -1;
|
||||
}
|
||||
} else if (cosmoV_readObj(*temp)->type == COBJ_OBJECT) { // check for __newindex!
|
||||
CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
|
||||
@ -846,15 +918,16 @@ int cosmoV_execute(CState *state) {
|
||||
cosmoO_newIndexObject(state, object, *key, cosmoV_newNumber(cosmoV_readNumber(val) + inc));
|
||||
} else {
|
||||
cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(val));
|
||||
break;
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
cosmoV_error(state, "Couldn't set index with type %s!", cosmoV_typeStr(*temp));
|
||||
break;
|
||||
return -1;
|
||||
}
|
||||
} else {
|
||||
cosmoV_error(state, "Couldn't set index with type %s!", cosmoV_typeStr(*temp));
|
||||
return -1;
|
||||
}
|
||||
|
||||
break;
|
||||
@ -868,13 +941,13 @@ int cosmoV_execute(CState *state) {
|
||||
// sanity check
|
||||
if (!IS_OBJ(*temp) || cosmoV_readObj(*temp)->type != COBJ_OBJECT) {
|
||||
cosmoV_error(state, "Couldn't set a field on non-object type %s!", cosmoV_typeStr(*temp));
|
||||
break;
|
||||
return -1;
|
||||
}
|
||||
|
||||
CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
|
||||
CValue val;
|
||||
|
||||
cosmoO_getObject(state, object, ident, &val);
|
||||
cosmoO_getRawObject(state, object, ident, &val);
|
||||
|
||||
// pop the object off the stack
|
||||
cosmoV_pop(state);
|
||||
@ -882,9 +955,10 @@ int cosmoV_execute(CState *state) {
|
||||
// check that it's a number value
|
||||
if (IS_NUMBER(val)) {
|
||||
cosmoV_pushValue(state, val); // pushes old value onto the stack :)
|
||||
cosmoO_setObject(state, object, ident, cosmoV_newNumber(cosmoV_readNumber(val) + inc));
|
||||
cosmoO_setRawObject(state, object, ident, cosmoV_newNumber(cosmoV_readNumber(val) + inc));
|
||||
} else {
|
||||
cosmoV_error(state, "Expected number, got %s!", cosmoV_typeStr(val));
|
||||
return -1;
|
||||
}
|
||||
|
||||
break;
|
||||
|
Loading…
Reference in New Issue
Block a user