/* ToString() on a value */
const char *jsV_tostring(js_State *J, js_Value *v)
{
char buf[32];
const char *p;
switch (v->type) {
default:
case JS_TSHRSTR: return v->u.shrstr;
case JS_TUNDEFINED: return "undefined";
case JS_TNULL: return "null";
case JS_TBOOLEAN: return v->u.boolean ? "true" : "false";
case JS_TLITSTR: return v->u.litstr;
case JS_TMEMSTR: return v->u.memstr->p;
case JS_TNUMBER:
p = jsV_numbertostring(J, buf, v->u.number);
if (p == buf) {
unsigned int n = strlen(p);
if (n <= offsetof(js_Value, type)) {
char *s = v->u.shrstr;
while (n--) *s++ = *p++;
*s = 0;
v->type = JS_TSHRSTR;
return v->u.shrstr;
} else {
v->type = JS_TMEMSTR;
v->u.memstr = jsV_newmemstring(J, p, n);
return v->u.memstr->p;
}
}
return p;
case JS_TOBJECT:
jsV_toprimitive(J, v, JS_HSTRING);
return jsV_tostring(J, v);
}
}
void js_pushlstring(js_State *J, const char *v, unsigned int n)
{
CHECKSTACK(1);
if (n <= offsetof(js_Value, type)) {
char *s = STACK[TOP].u.shrstr;
while (n--) *s++ = *v++;
*s = 0;
STACK[TOP].type = JS_TSHRSTR;
} else {
STACK[TOP].type = JS_TMEMSTR;
STACK[TOP].u.memstr = jsV_newmemstring(J, v, n);
}
++TOP;
}
