/* Legacy ExecuteRegExp behavior is baked into the JSAPI. */
bool
js::ExecuteRegExpLegacy(JSContext *cx, RegExpStatics *res, RegExpObject &reobj,
Handle<JSLinearString*> input, const jschar *chars, size_t length,
size_t *lastIndex, bool test, MutableHandleValue rval)
{
RegExpGuard shared(cx);
if (!reobj.getShared(cx, &shared))
return false;
ScopedMatchPairs matches(&cx->tempLifoAlloc());
MatchConduit conduit(&matches);
RegExpRunStatus status =
ExecuteRegExpImpl(cx, res, *shared, input, chars, length, lastIndex, conduit);
if (status == RegExpRunStatus_Error)
return false;
if (status == RegExpRunStatus_Success_NotFound) {
/* ExecuteRegExp() previously returned an array or null. */
rval.setNull();
return true;
}
if (test) {
/* Forbid an array, as an optimization. */
rval.setBoolean(true);
return true;
}
return CreateRegExpMatchResult(cx, input, chars, length, matches, rval);
}
bool
js::ProxyHasOwn(JSContext* cx, HandleObject proxy, HandleValue idVal, MutableHandleValue result)
{
RootedId id(cx);
if (!ValueToId<CanGC>(cx, idVal, &id))
return false;
bool hasOwn;
if (!Proxy::hasOwn(cx, proxy, id, &hasOwn))
return false;
result.setBoolean(hasOwn);
return true;
}
static bool
PreprocessValue(JSContext *cx, HandleObject holder, KeyType key, MutableHandleValue vp, StringifyContext *scx)
{
RootedString keyStr(cx);
/* Step 2. */
if (vp.isObject()) {
RootedValue toJSON(cx);
RootedObject obj(cx, &vp.toObject());
if (!JSObject::getProperty(cx, obj, obj, cx->names().toJSON, &toJSON))
return false;
if (js_IsCallable(toJSON)) {
keyStr = KeyStringifier<KeyType>::toString(cx, key);
if (!keyStr)
return false;
InvokeArgs args(cx);
if (!args.init(1))
return false;
args.setCallee(toJSON);
args.setThis(vp);
args[0].setString(keyStr);
if (!Invoke(cx, args))
return false;
vp.set(args.rval());
}
}
/* Step 3. */
if (scx->replacer && scx->replacer->isCallable()) {
if (!keyStr) {
keyStr = KeyStringifier<KeyType>::toString(cx, key);
if (!keyStr)
return false;
}
InvokeArgs args(cx);
if (!args.init(2))
return false;
args.setCallee(ObjectValue(*scx->replacer));
args.setThis(ObjectValue(*holder));
args[0].setString(keyStr);
args[1].set(vp);
if (!Invoke(cx, args))
return false;
vp.set(args.rval());
}
/* Step 4. */
if (vp.get().isObject()) {
RootedObject obj(cx, &vp.get().toObject());
if (ObjectClassIs(obj, ESClass_Number, cx)) {
double d;
if (!ToNumber(cx, vp, &d))
return false;
vp.set(NumberValue(d));
} else if (ObjectClassIs(obj, ESClass_String, cx)) {
JSString *str = ToStringSlow<CanGC>(cx, vp);
if (!str)
return false;
vp.set(StringValue(str));
} else if (ObjectClassIs(obj, ESClass_Boolean, cx)) {
vp.setBoolean(BooleanGetPrimitiveValue(obj, cx));
}
}
return true;
}
bool
JavaScriptShared::fromVariant(JSContext* cx, const JSVariant& from, MutableHandleValue to)
{
switch (from.type()) {
case JSVariant::TUndefinedVariant:
to.set(UndefinedValue());
return true;
case JSVariant::TNullVariant:
to.set(NullValue());
return true;
case JSVariant::TObjectVariant:
{
JSObject* obj = fromObjectVariant(cx, from.get_ObjectVariant());
if (!obj)
return false;
to.set(ObjectValue(*obj));
return true;
}
case JSVariant::TSymbolVariant:
{
Symbol* sym = fromSymbolVariant(cx, from.get_SymbolVariant());
if (!sym)
return false;
to.setSymbol(sym);
return true;
}
case JSVariant::Tdouble:
to.set(JS_NumberValue(from.get_double()));
return true;
case JSVariant::Tbool:
to.setBoolean(from.get_bool());
return true;
case JSVariant::TnsString:
{
const nsString& old = from.get_nsString();
JSString* str = JS_NewUCStringCopyN(cx, old.BeginReading(), old.Length());
if (!str)
return false;
to.set(StringValue(str));
return true;
}
case JSVariant::TJSIID:
{
nsID iid;
const JSIID& id = from.get_JSIID();
ConvertID(id, &iid);
JSCompartment* compartment = GetContextCompartment(cx);
RootedObject global(cx, JS_GetGlobalForCompartmentOrNull(cx, compartment));
JSObject* obj = xpc_NewIDObject(cx, global, iid);
if (!obj)
return false;
to.set(ObjectValue(*obj));
return true;
}
default:
MOZ_CRASH("NYI");
return false;
}
}
