Cosmo/src/cvalue.c

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2.7 KiB
C
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#include "cosmo.h"
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#include "cmem.h"
#include "cvalue.h"
#include "cobj.h"
void initValArray(CState *state, CValueArray *val, size_t startCapacity) {
val->count = 0;
val->capacity = startCapacity;
val->values = NULL;
}
void cleanValArray(CState *state, CValueArray *array) {
cosmoM_freearray(state, CValue, array->values, array->capacity);
}
void appendValArray(CState *state, CValueArray *array, CValue val) {
cosmoM_growarray(state, CValue, array->values, array->count, array->capacity);
array->values[array->count++] = val;
}
bool cosmoV_equal(CValue valA, CValue valB) {
if (GET_TYPE(valA) != GET_TYPE(valB)) // are they the same type?
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return false;
// compare
switch (GET_TYPE(valA)) {
case COSMO_TBOOLEAN: return cosmoV_readBoolean(valA) == cosmoV_readBoolean(valB);
case COSMO_TNUMBER: return cosmoV_readNumber(valA) == cosmoV_readNumber(valB);
case COSMO_TOBJ: return cosmoO_equal(cosmoV_readObj(valA), cosmoV_readObj(valB));
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case COSMO_TNIL: return true;
default:
return false;
}
}
CObjString *cosmoV_toString(CState *state, CValue val) {
switch (GET_TYPE(val)) {
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case COSMO_TNUMBER: {
char buf[32];
int size = snprintf((char*)&buf, 32, "%.14g", cosmoV_readNumber(val));
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return cosmoO_copyString(state, (char*)&buf, size);
}
case COSMO_TBOOLEAN: {
return cosmoV_readBoolean(val) ? cosmoO_copyString(state, "true", 4) : cosmoO_copyString(state, "false", 5);
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}
case COSMO_TOBJ: {
return cosmoO_toString(state, cosmoV_readObj(val));
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}
case COSMO_TNIL: {
return cosmoO_copyString(state, "nil", 3);
}
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default:
return cosmoO_copyString(state, "<unkn val>", 10);
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}
}
const char *cosmoV_typeStr(CValue val) {
switch (GET_TYPE(val)) {
case COSMO_TNIL: return "<nil>";
case COSMO_TBOOLEAN: return "<bool>";
case COSMO_TNUMBER: return "<number>";
case COSMO_TOBJ: return cosmoO_typeStr(cosmoV_readObj(val));
default:
return "<unkn val>";
}
}
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void printValue(CValue val) {
switch (GET_TYPE(val)) {
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case COSMO_TNUMBER:
printf("%g", cosmoV_readNumber(val));
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break;
case COSMO_TBOOLEAN:
printf(cosmoV_readBoolean(val) ? "true" : "false");
break;
case COSMO_TOBJ: {
printObject(cosmoV_readObj(val));
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break;
}
case COSMO_TNIL:
printf("nil");
break;
default:
printf("<unkn val>");
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}
}