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#include <stdio.h>
#include <string.h>
#include "val.h"
#include "mem.h"
ObjString *objstring_new(char *src, size_t len) {
char *d = M(NULL, (1 + len) * sizeof (char));
memcpy(d, src, len);
d[len] = '\0';
ObjString *o = M(NULL, sizeof(ObjString));
o->obj.oty = OTY_STRING;
o->len = len;
o->b = d;
return o;
}
void print_val(Val v) {
switch (v.ty) {
case TY_NIL:
printf("nil");
break;
case TY_NUM:
printf("%f",AS_NUM(v));
break;
case TY_BOOL:
printf("%s",AS_BOOL(v) ? "true" : "false");
break;
case TY_OBJ:
switch (AS_OBJ(v)->oty) {
case OTY_STRING:
printf("%s", AS_CSTRING(v));
break;
}
break;
}
}
void println_val(Val v) {
print_val(v);
putchar('\n');
}
const char *typename_str(Val v) {
switch(v.ty) {
case TY_NIL: return "nil";
case TY_NUM: return "num";
case TY_BOOL: return "bool";
case TY_OBJ:
switch (AS_OBJ(v)->oty) {
case OTY_STRING: return "String";
}
break;
}
return "???";
}
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