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#ifndef NUJEL_LIB_TYPE_SYSTEM
#define NUJEL_LIB_TYPE_SYSTEM
#include "nujel.h"
#include "misc/vec.h"
i64 castToInt (const lVal *v, i64 fallback);
double castToFloat (const lVal *v, double fallback);
vec castToVec (const lVal *v, vec fallback);
bool castToBool (const lVal *v);
const char * castToString(const lVal *v, const char *fallback);
lTree * castToTree (const lVal *v, lTree *fallback);
const lSymbol *castToSymbol(const lVal *v, const lSymbol *fallback);
vec requireVec (lClosure *c, lVal *v);
i64 requireInt (lClosure *c, lVal *v);
i64 requireNaturalInt (lClosure *c, lVal *v);
double requireFloat (lClosure *c, lVal *v);
lArray * requireArray (lClosure *c, lVal *v);
const lSymbol *requireSymbol (lClosure *c, lVal *v);
const lSymbol *requireSymbolic (lClosure *c, lVal *v);
lString * requireString (lClosure *c, lVal *v);
lTree * requireTree (lClosure *c, lVal *v);
lTree * requireMutableTree (lClosure *c, lVal *v);
lBytecodeOp requireBytecodeOp (lClosure *c, lVal *v);
lBytecodeArray requireBytecodeArray(lClosure *c, lVal *v);
lVal *lCast (lClosure *c, lVal *v, lType t);
lVal *lCastAuto (lClosure *c, lVal *v);
lType lTypecast (const lType a, const lType b);
void lOperationsTypeSystem(lClosure *c);
static inline bool isComment(lVal *v){return v && v->type == ltComment;}
#endif
