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Cosmo
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Minor refactor, added vm.* library 

- cosmoV_pushObj() has been added
- cbaselib.h has been cleaned up a bit
This commit is contained in:
CPunch 2021-01-25 15:04:16 -06:00
parent 0be6e7dff1
commit cd6744ab65
8 changed files with 158 additions and 56 deletions
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87
src/cbaselib.c
View File

@ -75,7 +75,7 @@ int cosmoB_tostring(CState *state, int nargs, CValue *args) {
return 0;
}
cosmoV_pushValue(state, cosmoV_newObj(cosmoV_toString(state, args[0])));
cosmoV_pushObj(state, (CObj*)cosmoV_toString(state, args[0]));
return 1;
}
@ -303,11 +303,10 @@ void cosmoB_loadStrLib(CState *state) {
cosmoV_pushString(state, identifiers[i]);
cosmoV_pushCFunction(state, strLib[i]);
}
cosmoV_makeObject(state, i);
// grab the object from the stack and set the base protoObject
StkPtr obj = cosmoV_getTop(state, 0);
state->protoObjects[COBJ_STRING] = cosmoV_readObject(*obj);
// make the object and set the protoobject for all strings
CObjObject *obj = cosmoV_makeObject(state, i);
cosmoV_registerProtoObject(state, COBJ_STRING, obj);
// register "string" to the global table
cosmoV_register(state, 1);
@ -322,7 +321,7 @@ int cosmoB_dsetProto(CState *state, int nargs, CValue *args) {
obj->proto = proto; // boom done
} else {
cosmoV_error(state, "Expected 2 parameters, got %d!", nargs);
cosmoV_error(state, "Expected 2 arguments, got %d!", nargs);
}
return 0; // nothing
@ -331,13 +330,63 @@ int cosmoB_dsetProto(CState *state, int nargs, CValue *args) {
int cosmoB_dgetProto(CState *state, int nargs, CValue *args) {
if (nargs != 1) {
cosmoV_error(state, "Expected 1 argument, got %d!", nargs);
return 0;
}
cosmoV_pushValue(state, cosmoV_newObj(cosmoV_readObject(args[0])->_obj.proto)); // just return the proto
cosmoV_pushObj(state, (CObj*)cosmoV_readObject(args[0])->_obj.proto); // just return the proto
return 1; // 1 result
}
int cosmoB_vindexBProto(CState *state, int nargs, CValue *args) {
if (nargs != 2) {
cosmoV_error(state, "Expected 2 argument, got %d!", nargs);
return 0;
}
if (!IS_NUMBER(args[1])) {
cosmoV_typeError(state, "baseProtos.__index", "<number>", "%s", cosmoV_typeStr(args[0]));
return 0;
}
int indx = (int)cosmoV_readNumber(args[1]);
if (indx >= COBJ_MAX || indx < 0) {
cosmoV_error(state, "index out of range! expected 0 - %d, got %d!", COBJ_MAX - 1, indx);
return 0;
}
if (state->protoObjects[indx] != NULL)
cosmoV_pushObj(state, (CObj*)state->protoObjects[indx]);
else
cosmoV_pushNil(state);
return 1; // 1 value pushed, 1 value returned
}
int cosmoB_vnewindexBProto(CState *state, int nargs, CValue *args) {
if (nargs != 3) {
cosmoV_error(state, "Expected 3 arguments, got %d!", nargs);
return 0;
}
if (!IS_NUMBER(args[1]) || !IS_OBJECT(args[2])) {
cosmoV_typeError(state, "baseProtos.__newindex", "<object>, <number>, <object>", "%s, %s, %s", cosmoV_typeStr(args[0]), cosmoV_typeStr(args[1]), cosmoV_typeStr(args[2]));
return 0;
}
int indx = (int)cosmoV_readNumber(args[1]);
CObjObject *proto = cosmoV_readObject(args[2]);
if (indx >= COBJ_MAX || indx < 0) {
cosmoV_error(state, "index out of range! expected 0 - %d, got %d!", COBJ_MAX, indx);
return 0;
}
cosmoV_registerProtoObject(state, indx, proto);
return 0; // we don't return anything
}
void cosmoB_loadDebug(CState *state) {
// make __getter object for debug proto
cosmoV_pushString(state, "__getter");
@ -357,8 +406,28 @@ void cosmoB_loadDebug(CState *state) {
cosmoV_makeTable(state, 1);
// we call makeObject leting it know there are 2 sets of key & value pairs on the stack
cosmoV_makeObject(state, 2);
CObjObject *obj = cosmoV_makeObject(state, 2);
// set debug protos to the debug object
state->protoObjects[COBJ_OBJECT] = cosmoV_readObject(*cosmoV_pop(state));
cosmoV_registerProtoObject(state, COBJ_OBJECT, obj);
// make vm.* object
cosmoV_pushString(state, "vm");
// make vm.baseProtos object
cosmoV_pushString(state, "baseProtos");
cosmoV_pushString(state, "__index");
cosmoV_pushCFunction(state, cosmoB_vindexBProto);
cosmoV_pushString(state, "__newindex");
cosmoV_pushCFunction(state, cosmoB_vnewindexBProto);
cosmoV_makeObject(state, 2); // makes the baseProtos object
cosmoV_makeObject(state, 1); // makes the vm object
// register "vm" to the global table
cosmoV_register(state, 1);
printf("[WARNING] the debug library has been loaded!");
}

25
src/cbaselib.h
View File

@ -5,15 +5,30 @@
/* loads all of the base library, including:
- base library ("print", "assert", "type", "pcall", "loadstring", etc.)
- string library ("string.sub", "string.split", "string.find")
- string library ("string.sub", "string.find", "string.split", "string.charAt")
*/
COSMO_API void cosmoB_loadLibrary(CState *state);
/* loads the base string library, including:
- string.sub
- stirng.find
- string.split
- string.charAt
The base proto object for strings is also set, allowing you to invoke the string.* api through string objects, eg.
`"hello world":split(" ")` is equivalent to `string.split("hello world", " ")`
*/
COSMO_API void cosmoB_loadStrLib(CState *state);
/* sets the base proto of all objects to the debug proto which allows for
- manipulation of the ProtoObject of objects through the '__proto' field
additionally, the vm.* library is loaded, including:
- manually setting/grabbing base protos of any object (vm.baseProtos)
for this reason, it is recommended to NOT load this library in production
*/
COSMO_API void cosmoB_loadDebug(CState *state);
COSMO_API int cosmoB_print(CState *state, int nargs, CValue *args);
COSMO_API int cosmoB_assert(CState *state, int nargs, CValue *args);
COSMO_API int cosmoB_type(CState *state, int nargs, CValue *args);
COSMO_API int cosmoB_pcall(CState *state, int nargs, CValue *args);
#define cosmoV_typeError(state, name, expectedTypes, formatStr, ...) \
cosmoV_error(state, name " expected (" expectedTypes "), got (" formatStr ")!", __VA_ARGS__);

20
src/cobj.c
View File

@ -114,7 +114,7 @@ CObjObject *cosmoO_newObject(CState *state) {
CObjObject *obj = (CObjObject*)cosmoO_allocateBase(state, sizeof(CObjObject), COBJ_OBJECT);
obj->istringFlags = 0;
obj->userP = NULL; // reserved for C API
cosmoV_pushValue(state, cosmoV_newObj(obj)); // so our GC can keep track of it
cosmoV_pushObj(state, (CObj*)obj); // so our GC can keep track of it
cosmoT_initTable(state, &obj->tbl, ARRAY_START);
cosmoV_pop(state);
@ -125,7 +125,7 @@ CObjTable *cosmoO_newTable(CState *state) {
CObjTable *obj = (CObjTable*)cosmoO_allocateBase(state, sizeof(CObjTable), COBJ_TABLE);
// init the table (might cause a GC event)
cosmoV_pushValue(state, cosmoV_newObj(obj)); // so our GC can keep track of obj
cosmoV_pushObj(state, (CObj*)obj); // so our GC can keep track of obj
cosmoT_initTable(state, &obj->tbl, ARRAY_START);
cosmoV_pop(state);
@ -236,7 +236,7 @@ CObjString *cosmoO_allocateString(CState *state, const char *str, size_t sz, uin
strObj->hash = hash;
// we push & pop the string so our GC can find it (we don't use freezeGC/unfreezeGC because we *want* a GC event to happen)
cosmoV_pushValue(state, cosmoV_newObj(strObj));
cosmoV_pushObj(state, (CObj*)strObj);
cosmoT_insert(state, &state->strings, cosmoV_newObj((CObj*)strObj));
cosmoV_pop(state);
@ -294,7 +294,7 @@ bool cosmoO_getRawObject(CState *state, CObjObject *proto, CValue key, CValue *v
if (!cosmoT_get(&proto->tbl, key, val)) { // if the field doesn't exist in the object, check the proto
if (cosmoO_getIString(state, proto, ISTRING_GETTER, val) && IS_TABLE(*val) && cosmoT_get(&cosmoV_readTable(*val)->tbl, key, val)) {
cosmoV_pushValue(state, *val); // push function
cosmoV_pushValue(state, cosmoV_newObj(obj)); // push object
cosmoV_pushObj(state, (CObj*)obj); // push object
if (cosmoV_call(state, 1, 1) != COSMOVM_OK) // call the function with the 1 argument
return false;
*val = *cosmoV_pop(state); // set value to the return value of __index
@ -317,7 +317,7 @@ void cosmoO_setRawObject(CState *state, CObjObject *proto, CValue key, CValue va
// first check for __setters
if (cosmoO_getIString(state, proto, ISTRING_SETTER, &ret) && IS_TABLE(ret) && cosmoT_get(&cosmoV_readTable(ret)->tbl, key, &ret)) {
cosmoV_pushValue(state, ret); // push function
cosmoV_pushValue(state, cosmoV_newObj(obj)); // push object
cosmoV_pushObj(state, (CObj*)obj); // push object
cosmoV_pushValue(state, val); // push new value
cosmoV_call(state, 2, 0);
return;
@ -378,7 +378,7 @@ bool cosmoO_getIString(CState *state, CObjObject *object, int flag, CValue *val)
bool cosmoO_indexObject(CState *state, CObjObject *object, CValue key, CValue *val) {
if (cosmoO_getIString(state, object, ISTRING_INDEX, val)) {
cosmoV_pushValue(state, *val); // push function
cosmoV_pushValue(state, cosmoV_newObj(object)); // push object
cosmoV_pushObj(state, (CObj*)object); // push object
cosmoV_pushValue(state, key); // push key
if (cosmoV_call(state, 2, 1) != COSMOVM_OK) // call the function with the 2 arguments
return false;
@ -396,7 +396,7 @@ bool cosmoO_newIndexObject(CState *state, CObjObject *object, CValue key, CValue
if (cosmoO_getIString(state, object, ISTRING_NEWINDEX, &ret)) {
cosmoV_pushValue(state, ret); // push function
cosmoV_pushValue(state, cosmoV_newObj(object)); // push object
cosmoV_pushObj(state, (CObj*)object); // push object
cosmoV_pushValue(state, key); // push key & value pair
cosmoV_pushValue(state, val);
return cosmoV_call(state, 3, 0) == COSMOVM_OK;
@ -414,7 +414,7 @@ CObjString *cosmoO_toString(CState *state, CObj *obj) {
// use user-defined __tostring
if (protoObject != NULL && cosmoO_getIString(state, protoObject, ISTRING_TOSTRING, &res)) {
cosmoV_pushValue(state, res);
cosmoV_pushValue(state, cosmoV_newObj(obj));
cosmoV_pushObj(state, (CObj*)obj);
if (cosmoV_call(state, 1, 1) != COSMOVM_OK)
return cosmoO_copyString(state, "<err>", 5);
@ -467,7 +467,7 @@ cosmo_Number cosmoO_toNumber(CState *state, CObj *obj) {
if (proto != NULL && cosmoO_getIString(state, proto, ISTRING_TONUMBER, &res)) {
cosmoV_pushValue(state, res);
cosmoV_pushValue(state, cosmoV_newObj(obj));
cosmoV_pushObj(state, (CObj*)obj);
if (cosmoV_call(state, 1, 1) != COSMOVM_OK) // call res, expect 1 return val of <number>
return 0;
@ -498,7 +498,7 @@ int cosmoO_count(CState *state, CObj *obj) {
if (proto != NULL && cosmoO_getIString(state, proto, ISTRING_COUNT, &res)) {
cosmoV_pushValue(state, res);
cosmoV_pushValue(state, cosmoV_newObj(obj));
cosmoV_pushObj(state, (CObj*)obj);
if (cosmoV_call(state, 1, 1) != COSMOVM_OK) // call res, we expect 1 return value of type <number>
return 0;

2
src/cobj.h
View File

@ -3,7 +3,7 @@
#include "cosmo.h"
typedef enum {
typedef enum CObjType {
COBJ_STRING,
COBJ_OBJECT,
COBJ_TABLE,

2
src/cparse.c
View File

@ -1630,7 +1630,7 @@ CObjFunction* cosmoP_compileString(CState *state, const char *source, const char
freeParseState(&parser);
// push the funciton onto the stack so if we cause an GC event, it won't be free'd
cosmoV_pushValue(state, cosmoV_newObj(resFunc));
cosmoV_pushObj(state, (CObj*)resFunc);
cosmoM_unfreezeGC(state);
cosmoV_pop(state);
return resFunc;

57
src/cvm.c
View File

@ -37,14 +37,14 @@ COSMO_API bool cosmoV_compileString(CState *state, const char *src, const char *
disasmChunk(&func->chunk, func->module->str, 0);
#endif
// push function onto the stack so it doesn't it cleaned up by the GC, at the same stack location put our closure
cosmoV_pushValue(state, cosmoV_newObj(func));
cosmoV_pushObj(state, (CObj*)func);
*(cosmoV_getTop(state, 0)) = cosmoV_newObj(cosmoO_newClosure(state, func));
return true;
}
// fail
state->panic = false;
cosmoV_pushValue(state, cosmoV_newObj(state->error));
cosmoV_pushObj(state, (CObj*)state->error);
return false;
}
@ -173,9 +173,9 @@ void cosmoV_concat(CState *state, int vals) {
CObjString *result = cosmoV_toString(state, *start);
for (StkPtr current = start + 1; current <= end; current++) {
cosmoV_pushValue(state, cosmoV_newObj(result)); // so our GC can find our current result string
cosmoV_pushObj(state, (CObj*)result); // so our GC can find our current result string
CObjString *otherStr = cosmoV_toString(state, *current);
cosmoV_pushValue(state, cosmoV_newObj(otherStr)); // also so our GC won't free otherStr
cosmoV_pushObj(state, (CObj*)otherStr); // also so our GC won't free otherStr
// concat the two strings together
size_t sz = result->length + otherStr->length;
@ -190,7 +190,7 @@ void cosmoV_concat(CState *state, int vals) {
}
state->top = start;
cosmoV_pushValue(state, cosmoV_newObj(result));
cosmoV_pushObj(state, (CObj*)result);
}
int cosmoV_execute(CState *state);
@ -324,7 +324,7 @@ bool callCValue(CState *state, CValue func, int args, int nresults, int offset)
CObjObject *protoObj = (CObjObject*)cosmoV_readObj(func);
CValue ret;
cosmoV_pushValue(state, cosmoV_newObj(protoObj)); // push proto to stack for GC to find
cosmoV_pushObj(state, (CObj*)protoObj); // push proto to stack for GC to find
CObjObject *newObj = cosmoO_newObject(state);
newObj->_obj.proto = protoObj;
cosmoV_pop(state); // pop proto
@ -340,7 +340,7 @@ bool callCValue(CState *state, CValue func, int args, int nresults, int offset)
}
if (nresults > 0) {
cosmoV_pushValue(state, cosmoV_newObj(newObj));
cosmoV_pushObj(state, (CObj*)newObj);
// push the nils to fill up the expected return values
for (int i = 0; i < nresults - 1; i++) { // -1 since the we already pushed the important value
@ -374,7 +374,7 @@ COSMOVMRESULT cosmoV_pcall(CState *state, int args, int nresults) {
state->panic = false;
if (nresults > 0) {
cosmoV_pushValue(state, cosmoV_newObj(state->error));
cosmoV_pushObj(state, (CObj*)state->error);
// push other expected results onto the stack
for (int i = 0; i < nresults-1; i++)
@ -404,10 +404,10 @@ static inline bool isFalsey(StkPtr val) {
return IS_NIL(*val) || (IS_BOOLEAN(*val) && !cosmoV_readBoolean(*val));
}
COSMO_API void cosmoV_makeObject(CState *state, int pairs) {
COSMO_API CObjObject* cosmoV_makeObject(CState *state, int pairs) {
StkPtr key, val;
CObjObject *newObj = cosmoO_newObject(state);
cosmoV_pushValue(state, cosmoV_newObj(newObj)); // so our GC doesn't free our new object
cosmoV_pushObj(state, (CObj*)newObj); // so our GC doesn't free our new object
for (int i = 0; i < pairs; i++) {
val = cosmoV_getTop(state, (i*2) + 1);
@ -420,13 +420,20 @@ COSMO_API void cosmoV_makeObject(CState *state, int pairs) {
// once done, pop everything off the stack + push new object
cosmoV_setTop(state, (pairs * 2) + 1); // + 1 for our object
cosmoV_pushValue(state, cosmoV_newObj(newObj));
cosmoV_pushObj(state, (CObj*)newObj);
return newObj;
}
COSMO_API bool cosmoV_registerProtoObject(CState *state, CObjType objType, CObjObject *obj) {
bool replaced = state->protoObjects[objType] != NULL;
state->protoObjects[objType] = obj;
return replaced;
}
COSMO_API void cosmoV_makeTable(CState *state, int pairs) {
StkPtr key, val;
CObjTable *newObj = cosmoO_newTable(state);
cosmoV_pushValue(state, cosmoV_newObj(newObj)); // so our GC doesn't free our new table
cosmoV_pushObj(state, (CObj*)newObj); // so our GC doesn't free our new table
for (int i = 0; i < pairs; i++) {
val = cosmoV_getTop(state, (i*2) + 1);
@ -439,7 +446,7 @@ COSMO_API void cosmoV_makeTable(CState *state, int pairs) {
// once done, pop everything off the stack + push new table
cosmoV_setTop(state, (pairs * 2) + 1); // + 1 for our table
cosmoV_pushValue(state, cosmoV_newObj(newObj));
cosmoV_pushObj(state, (CObj*)newObj);
}
COSMO_API bool cosmoV_get(CState *state, CObj *_obj, CValue key, CValue *val) {
@ -454,7 +461,7 @@ COSMO_API bool cosmoV_get(CState *state, CObj *_obj, CValue key, CValue *val) {
}
// push the object onto the stack so the GC can find it
cosmoV_pushValue(state, cosmoV_newObj(object));
cosmoV_pushObj(state, (CObj*)object);
if (cosmoO_getRawObject(state, object, key, val, _obj)) {
// *val now equals the response, pop the object
cosmoV_pop(state);
@ -486,7 +493,7 @@ COSMO_API bool cosmoV_getMethod(CState *state, CObj *obj, CValue key, CValue *va
// if the result is callable, wrap it in an method
if (IS_CALLABLE(*val)) {
// push object to stack so the GC can find it
cosmoV_pushValue(state, cosmoV_newObj(obj));
cosmoV_pushObj(state, (CObj*)obj);
CObjMethod *method = cosmoO_newMethod(state, *val, obj);
cosmoV_pop(state); // pop the object
*val = cosmoV_newObj(method);
@ -643,7 +650,7 @@ int cosmoV_execute(CState *state) {
uint16_t index = READUINT();
CObjFunction *func = cosmoV_readFunction(constants[index]);
CObjClosure *closure = cosmoO_newClosure(state, func);
cosmoV_pushValue(state, cosmoV_newObj((CObj*)closure));
cosmoV_pushObj(state, (CObj*)closure);
for (int i = 0; i < closure->upvalueCount; i++) {
uint8_t encoding = READBYTE();
@ -673,7 +680,7 @@ int cosmoV_execute(CState *state) {
uint16_t pairs = READUINT();
StkPtr val;
CObjTable *newObj = cosmoO_newTable(state);
cosmoV_pushValue(state, cosmoV_newObj(newObj)); // so our GC doesn't free our new table
cosmoV_pushObj(state, (CObj*)newObj); // so our GC doesn't free our new table
for (int i = 0; i < pairs; i++) {
val = cosmoV_getTop(state, i + 1);
@ -685,7 +692,7 @@ int cosmoV_execute(CState *state) {
// once done, pop everything off the stack + push new table
cosmoV_setTop(state, pairs + 1); // + 1 for our table
cosmoV_pushValue(state, cosmoV_newObj(newObj));
cosmoV_pushObj(state, (CObj*)newObj);
continue;
}
case OP_INDEX: {
@ -851,7 +858,7 @@ int cosmoV_execute(CState *state) {
if (cosmoO_getIString(state, proto, ISTRING_ITER, &val)) {
cosmoV_pop(state); // pop the object from the stack
cosmoV_pushValue(state, val);
cosmoV_pushValue(state, cosmoV_newObj(obj));
cosmoV_pushObj(state, (CObj*)obj);
if (cosmoV_call(state, 1, 1) != COSMOVM_OK) // we expect 1 return value on the stack, the iterable object
return -1;
@ -871,23 +878,21 @@ int cosmoV_execute(CState *state) {
} else if (obj->type == COBJ_TABLE) {
CObjTable *tbl = (CObjTable*)obj;
cosmoV_pushValue(state, cosmoV_newObj(state->iStrings[ISTRING_RESERVED])); // key
cosmoV_pushValue(state, cosmoV_newObj(tbl)); // value
cosmoV_pushObj(state, (CObj*)state->iStrings[ISTRING_RESERVED]); // key
cosmoV_pushObj(state, (CObj*)tbl); // value
cosmoV_pushString(state, "__next"); // key
CObjCFunction *tbl_next = cosmoO_newCFunction(state, _tbl__next);
cosmoV_pushValue(state, cosmoV_newObj(tbl_next)); // value
cosmoV_pushObj(state, (CObj*)tbl_next); // value
cosmoV_makeObject(state, 2); // pushes the new object to the stack
CObjObject *obj = cosmoV_readObject(*(cosmoV_getTop(state, 0)));
CObjObject *obj = cosmoV_makeObject(state, 2); // pushes the new object to the stack
cosmoO_setUserI(state, obj, 0); // increment for iterator
// make our CObjMethod for OP_NEXT to call
CObjMethod *method = cosmoO_newMethod(state, cosmoV_newObj(tbl_next), (CObj*)obj);
cosmoV_setTop(state, 2); // pops the object & the tbl
cosmoV_pushValue(state, cosmoV_newObj(method)); // pushes the method for OP_NEXT
cosmoV_pushObj(state, (CObj*)method); // pushes the method for OP_NEXT
} else {
cosmoV_error(state, "No proto defined! Couldn't get from type %s", cosmoO_typeStr(obj));
return -1;

19
src/cvm.h
View File

@ -17,7 +17,9 @@ typedef enum {
// args = # of pass parameters, nresults = # of expected results
COSMO_API COSMOVMRESULT cosmoV_call(CState *state, int args, int nresults);
COSMO_API COSMOVMRESULT cosmoV_pcall(CState *state, int args, int nresults);
COSMO_API void cosmoV_makeObject(CState *state, int pairs);
// pushes new object onto the stack & returns a pointer to the new object
COSMO_API CObjObject* cosmoV_makeObject(CState *state, int pairs);
COSMO_API void cosmoV_makeTable(CState *state, int pairs);
COSMO_API void cosmoV_concat(CState *state, int vals);
COSMO_API void cosmoV_pushFString(CState *state, const char *format, ...);
@ -26,6 +28,9 @@ COSMO_API CObjError* cosmoV_throw(CState *state);
COSMO_API void cosmoV_error(CState *state, const char *format, ...);
COSMO_API void cosmo_insert(CState *state, int indx, CValue val);
// returns true if replacing a previously registered proto object for this type
COSMO_API bool cosmoV_registerProtoObject(CState *state, CObjType objType, CObjObject *obj);
/*
compiles string into a <closure>, if successful, <closure> will be pushed onto the stack otherwise the <error> will be pushed.
@ -90,13 +95,17 @@ static inline void cosmoV_pushBoolean(CState *state, bool b) {
cosmoV_pushValue(state, cosmoV_newBoolean(b));
}
static inline void cosmoV_pushObj(CState *state, CObj *obj) {
cosmoV_pushValue(state, cosmoV_newObj(obj));
}
// pushes a C Function to the stack
static inline void cosmoV_pushCFunction(CState *state, CosmoCFunction func) {
cosmoV_pushValue(state, cosmoV_newObj(cosmoO_newCFunction(state, func)));
cosmoV_pushObj(state, (CObj*)cosmoO_newCFunction(state, func));
}
static inline void cosmoV_pushLString(CState *state, const char *str, size_t len) {
cosmoV_pushValue(state, cosmoV_newObj(cosmoO_copyString(state, str, len)));
cosmoV_pushObj(state, (CObj*)cosmoO_copyString(state, str, len));
}
// accepts a null terminated string and copys the buffer to the VM heap
@ -104,4 +113,8 @@ static inline void cosmoV_pushString(CState *state, const char *str) {
cosmoV_pushLString(state, str, strlen(str));
}
static inline void cosmoV_pushNil(CState *state) {
cosmoV_pushValue(state, cosmoV_newNil());
}
#endif

2
src/main.c
View File

@ -26,7 +26,7 @@ int cosmoB_input(CState *state, int nargs, CValue *args) {
char line[1024];
fgets(line, sizeof(line), stdin);
cosmoV_pushValue(state, cosmoV_newObj(cosmoO_copyString(state, line, strlen(line)-1))); // -1 for the \n
cosmoV_pushObj(state, (CObj*)cosmoO_copyString(state, line, strlen(line)-1)); // -1 for the \n
return 1; // 1 return value
}