SQRESULT sq_newclass(HSQUIRRELVM v,SQBool hasbase)
{
SQClass *baseclass = NULL;
if(hasbase) {
SQObjectPtr &base = stack_get(v,-1);
if(type(base) != OT_CLASS)
return sq_throwerror(v,_SC("invalid base type"));
baseclass = _class(base);
}
SQClass *newclass = SQClass::Create(_ss(v), baseclass);
if(baseclass) v->Pop();
v->Push(newclass);
return SQ_OK;
}
SQRESULT sq_newclass(HSQUIRRELVM v,SQBool hasbase, const SQChar* name)
{
SQClass *baseclass = NULL;
if(hasbase) {
SQObjectPtr &base = stack_get(v,-1);
if(sqi_type(base) != OT_CLASS)
return sq_throwerror(v,_SC("invalid base type"));
baseclass = sqi_class(base);
}
SQClass *newclass = SQClass::Create(_ss(v), baseclass);
if (name) newclass->_methods[0].val = SQString::Create(_ss(v), name, -1);
if(baseclass) v->Pop();
v->Push(newclass);
return SQ_OK;
}
static SQInteger __map_array(SQArray *dest,SQArray *src,HSQUIRRELVM v) {
SQObjectPtr temp;
SQInteger size = src->Size();
for(SQInteger n = 0; n < size; n++) {
src->Get(n,temp);
v->Push(src);
v->Push(temp);
if(SQ_FAILED(sq_call(v,2,SQTrue,SQFalse))) {
return SQ_ERROR;
}
dest->Set(n,v->GetUp(-1));
v->Pop();
}
return 0;
}
//GENERATOR DEFAULT DELEGATE
static SQInteger generator_getstatus(HSQUIRRELVM v)
{
SQObject &o=stack_get(v,1);
switch(_generator(o)->_state) {
case SQGenerator::eSuspended:
v->Push(SQString::Create(_ss(v),_SC("suspended")));
break;
case SQGenerator::eRunning:
v->Push(SQString::Create(_ss(v),_SC("running")));
break;
case SQGenerator::eDead:
v->Push(SQString::Create(_ss(v),_SC("dead")));
break;
}
return 1;
}
static SQInteger number_delegate_tochar(HSQUIRRELVM v)
{
SQObject &o=stack_get(v,1);
SQChar c = (SQChar)tointeger(o);
v->Push(SQString::Create(_ss(v),(const SQChar *)&c,1));
return 1;
}
static SQInteger base_setconsttable(HSQUIRRELVM v)
{
SQObjectPtr o = _ss(v)->_consts;
if(SQ_FAILED(sq_setconsttable(v))) return SQ_ERROR;
v->Push(o);
return 1;
}
static SQInteger base_setroottable(HSQUIRRELVM v)
{
SQObjectPtr o = v->_roottable;
if(SQ_FAILED(sq_setroottable(v))) return SQ_ERROR;
v->Push(o);
return 1;
}
bool ReadObject(HSQUIRRELVM v,SQUserPointer up,SQREADFUNC read,SQObjectPtr &o)
{
SQObjectType t;
_CHECK_IO(SafeRead(v,read,up,&t,sizeof(SQObjectType)));
switch(t){
case OT_STRING:{
SQInteger len;
_CHECK_IO(SafeRead(v,read,up,&len,sizeof(SQInteger)));
_CHECK_IO(SafeRead(v,read,up,_ss(v)->GetScratchPad(rsl(len)),rsl(len)));
o=SQString::Create(_ss(v),_ss(v)->GetScratchPad(-1),len);
}
break;
case OT_INTEGER:{
SQInteger i;
_CHECK_IO(SafeRead(v,read,up,&i,sizeof(SQInteger))); o = i; break;
}
case OT_FLOAT:{
SQFloat f;
_CHECK_IO(SafeRead(v,read,up,&f,sizeof(SQFloat))); o = f; break;
}
case OT_NULL:
o=_null_;
break;
default:
v->Raise_Error(_SC("cannot serialize a %s"),IdType2Name(t));
return false;
}
return true;
}
//QSORT ala Sedgewick
bool _qsort(HSQUIRRELVM v,SQObjectPtr &arr, SQInteger l, SQInteger r,SQInteger func)
{
SQInteger i, j;
SQArray *a=_array(arr);
SQObjectPtr pivot,t;
if( l < r ){
pivot = a->_values[l];
i = l; j = r+1;
while(1){
SQInteger ret;
do {
++i;
if(i > r) break;
if(!_qsort_compare(v,arr,a->_values[i],pivot,func,ret))
return false;
} while( ret <= 0);
do {
--j;
if ( j < 0 ) {
v->Raise_Error( _SC("Invalid qsort, probably compare function defect") );
return false;
}
if(!_qsort_compare(v,arr,a->_values[j],pivot,func,ret))
return false;
}
while( ret > 0 );
if( i >= j ) break;
t = a->_values[i]; a->_values[i] = a->_values[j]; a->_values[j] = t;
}
t = a->_values[l]; a->_values[l] = a->_values[j]; a->_values[j] = t;
if(!_qsort( v, arr, l, j-1,func)) return false;
if(!_qsort( v, arr, j+1, r,func)) return false;
}
return true;
}
static SQInteger base_setconsttable(HSQUIRRELVM v)
{
SQObjectPtr &o=stack_get(v,2);
if(SQ_FAILED(sq_setconsttable(v))) return SQ_ERROR;
v->Push(o);
return 1;
}
bool SafeRead( HSQUIRRELVM v, SQWRITEFUNC read, SQUserPointer up, SQUserPointer dest, SQInteger size ) {
if ( size && read( up, dest, size ) != size ) {
v->Raise_Error( _SC( "io error, read function failure, the origin stream could be corrupted/trucated" ) );
return false;
}
return true;
}
bool SafeWrite( HSQUIRRELVM v, SQWRITEFUNC write, SQUserPointer up, SQUserPointer dest, SQInteger size ) {
if ( write( up, dest, size ) != size ) {
v->Raise_Error( _SC( "io error (write function failure)" ) );
return false;
}
return true;
}
static SQInteger base_assert(HSQUIRRELVM v)
{
if(v->IsFalse(stack_get(v,2))){
return sq_throwerror(v,_SC("assertion failed"));
}
return 0;
}
void sq_setdebughook(HSQUIRRELVM v)
{
SQObject o = stack_get(v,-1);
if(sq_isclosure(o) || sq_isnativeclosure(o) || sq_isnull(o)) {
v->_debughook = o;
v->Pop();
}
}
void sq_seterrorhandler(HSQUIRRELVM v)
{
SQObject o = stack_get(v, -1);
if(sq_isclosure(o) || sq_isnativeclosure(o) || sq_isnull(o)) {
v->_errorhandler = o;
v->Pop();
}
}
static SQInteger array_find(HSQUIRRELVM v)
{
SQObject &o = stack_get(v,1);
SQObjectPtr &val = stack_get(v,2);
SQArray *a = _array(o);
SQInteger size = a->Size();
SQObjectPtr temp;
for(SQInteger n = 0; n < size; n++) {
bool res = false;
a->Get(n,temp);
if(v->IsEqual(temp,val,res) && res) {
v->Push(n);
return 1;
}
}
return 0;
}
bool CheckTag( HSQUIRRELVM v, SQWRITEFUNC read, SQUserPointer up, SQInteger tag ) {
SQInteger t;
_CHECK_IO( SafeRead( v, read, up, &t, sizeof( t ) ) );
if ( t != tag ) {
v->Raise_Error( _SC( "invalid or corrupted closure stream" ) );
return false;
}
return true;
}
static SQInteger base_callee(HSQUIRRELVM v)
{
if(v->_callsstacksize > 1)
{
v->Push(v->_callsstack[v->_callsstacksize - 2]._closure);
return 1;
}
return sq_throwerror(v,_SC("no closure in the calls stack"));
}
static SQInteger array_top(HSQUIRRELVM v)
{
SQObject &o=stack_get(v,1);
if(_array(o)->Size()>0){
v->Push(_array(o)->Top());
return 1;
}
else return sq_throwerror(v,_SC("top() on a empty array"));
}
SQRESULT sq_compile(HSQUIRRELVM v,SQLEXREADFUNC read,SQUserPointer p,const SQChar *sourcename,SQBool raiseerror)
{
SQObjectPtr o;
if(Compile(v, read, p, sourcename, o, raiseerror?true:false, _ss(v)->_debuginfo)) {
v->Push(SQClosure::Create(_ss(v), _funcproto(o)));
return SQ_OK;
}
return SQ_ERROR;
}
static SQInteger array_map(HSQUIRRELVM v)
{
SQObject &o = stack_get(v,1);
SQInteger size = _array(o)->Size();
SQObjectPtr ret = SQArray::Create(_ss(v),size);
if(SQ_FAILED(__map_array(_array(ret),_array(o),v)))
return SQ_ERROR;
v->Push(ret);
return 1;
}
static SQRESULT map_single(HSQUIRRELVM vm) {
SQObjectPtr closure = vm->GetAt(vm->_top-1);
if ((sq_type(closure) != OT_CLOSURE) && (sq_type(closure) != OT_NATIVECLOSURE)) {
vm->Raise_ParamTypeError(1, OT_CLOSURE | OT_NATIVECLOSURE, sq_type(closure));
return 0;
}
SQObjectPtr result;
result.Null();
sq_push(vm, -2); // push self as implicit `this`
sq_push(vm, -3); // push self as parameter
vm->Call(closure, 2, vm->_top-2, result, SQTrue);
sq_pop(vm, 1); // pop self x2
vm->Push(result);
return 1;
}
static SQInteger base_array(HSQUIRRELVM v)
{
SQArray *a;
SQInteger nInitialSize = tointeger(stack_get(v,2));
SQInteger ret = 1;
if (nInitialSize < 0) {
v->Raise_Error(_SC("can't create/resize array with/to size %d"), nInitialSize);
nInitialSize = 0;
ret = -1;
}
if(sq_gettop(v) > 2) {
a = SQArray::Create(_ss(v),0);
a->Resize(nInitialSize,stack_get(v,3));
}
else {
a = SQArray::Create(_ss(v),nInitialSize);
}
v->Push(a);
return ret;
}
SQRESULT sq_arraypop(HSQUIRRELVM v,SQInteger idx,SQBool pushval)
{
sq_aux_paramscheck(v, 1);
SQObjectPtr *arr;
_GETSAFE_OBJ(v, idx, OT_ARRAY,arr);
if(_array(*arr)->Size() > 0) {
if(pushval != 0){ v->Push(_array(*arr)->Top()); }
_array(*arr)->Pop();
return SQ_OK;
}
return sq_throwerror(v, _SC("empty array"));
}
static SQInteger array_reduce(HSQUIRRELVM v)
{
SQObject &o = stack_get(v,1);
SQArray *a = _array(o);
SQInteger size = a->Size();
if(size == 0) {
return 0;
}
SQObjectPtr res;
a->Get(0,res);
if(size > 1) {
SQObjectPtr other;
for(SQInteger n = 1; n < size; n++) {
a->Get(n,other);
v->Push(o);
v->Push(res);
v->Push(other);
if(SQ_FAILED(sq_call(v,3,SQTrue,SQFalse))) {
return SQ_ERROR;
}
res = v->GetUp(-1);
v->Pop();
}
}
v->Push(res);
return 1;
}
SQRESULT sq_compile(HSQUIRRELVM v,SQLEXREADFUNC read,SQUserPointer p,const SQChar *sourcename,SQBool raiseerror)
{
SQObjectPtr o;
#ifndef NO_COMPILER
if(Compile(v, read, p, sourcename, o, raiseerror?true:false, _ss(v)->_debuginfo)) {
v->Push(SQClosure::Create(_ss(v), _funcproto(o)));
return SQ_OK;
}
return SQ_ERROR;
#else
return sq_throwerror(v,_SC("this is a no compiler build"));
#endif
}
//STRING DEFAULT DELEGATE//////////////////////////
static SQInteger string_slice(HSQUIRRELVM v)
{
SQInteger sidx,eidx;
SQObjectPtr o;
if(SQ_FAILED(get_slice_params(v,sidx,eidx,o)))return -1;
SQInteger slen = _string(o)->_len;
if(sidx < 0)sidx = slen + sidx;
if(eidx < 0)eidx = slen + eidx;
if(eidx < sidx) return sq_throwerror(v,_SC("wrong indexes"));
if(eidx > slen) return sq_throwerror(v,_SC("slice out of range"));
v->Push(SQString::Create(_ss(v),&_stringval(o)[sidx],eidx-sidx));
return 1;
}
//QSORT ala Sedgewick
bool _qsort_compare(HSQUIRRELVM v,SQObjectPtr &arr,SQObjectPtr &a,SQObjectPtr &b,SQInteger func,SQInteger &ret)
{
if(func < 0) {
if(!v->ObjCmp(a,b,ret)) return false;
}
else {
SQInteger top = sq_gettop(v);
sq_push(v, func);
sq_pushroottable(v);
v->Push(a);
v->Push(b);
if(SQ_FAILED(sq_call(v, 3, SQTrue, SQFalse))) {
if(!sq_isstring( v->_lasterror))
v->Raise_Error(_SC("compare func failed"));
return false;
}
sq_getinteger(v, -1, &ret);
sq_settop(v, top);
return true;
}
return true;
}
static SQInteger array_remove(HSQUIRRELVM v)
{
SQObject &o = stack_get(v, 1);
SQObject &idx = stack_get(v, 2);
if(!sq_isnumeric(idx)) return sq_throwerror(v, _SC("wrong type"));
SQObjectPtr val;
if(_array(o)->Get(tointeger(idx), val)) {
_array(o)->Remove(tointeger(idx));
v->Push(val);
return 1;
}
return sq_throwerror(v, _SC("idx out of range"));
}
static SQInteger base_array(HSQUIRRELVM v)
{
SQArray *a;
SQObject &size = stack_get(v,2);
if(sq_gettop(v) > 2) {
a = SQArray::Create(_ss(v),0);
a->Resize(tointeger(size),stack_get(v,3));
}
else {
a = SQArray::Create(_ss(v),tointeger(size));
}
v->Push(a);
return 1;
}
