const T& get() const
{
if (!isSome()) {
std::string errorMessage = "Result::get() but state == ";
if (isError()) {
errorMessage += "ERROR: " + data.error();
} else if (isNone()) {
errorMessage += "NONE";
}
ABORT(errorMessage);
}
return data.get().get();
}
Option<T>& operator=(Option<T>&& that)
{
if (this != &that) {
if (isSome()) {
t.~T();
}
state = std::move(that.state);
if (that.isSome()) {
new (&t) T(std::move(that.t));
}
}
return *this;
}
Option<T>& operator=(const Option<T>& that)
{
if (this != &that) {
if (isSome()) {
t.~T();
}
state = that.state;
if (that.isSome()) {
new (&t) T(that.t);
}
}
return *this;
}
static void
getString(CacheAndIndex* cacheAndIndex)
{
for (int i = 0; i < NUM_ITERATIONS; i++) {
auto str = STRINGS[cacheAndIndex->index % NUM_STRINGS];
auto dupe = js::DuplicateString(str);
MOZ_RELEASE_ASSERT(dupe);
auto deduped = cacheAndIndex->cache->getOrCreate(mozilla::Move(dupe), js_strlen(str));
MOZ_RELEASE_ASSERT(deduped.isSome());
MOZ_RELEASE_ASSERT(js_strcmp(str, deduped->chars()) == 0);
{
auto cloned = deduped->clone();
// We should be de-duplicating and giving back the same string.
MOZ_RELEASE_ASSERT(deduped->chars() == cloned.chars());
}
}
js_delete(cacheAndIndex);
}
~Option()
{
if (isSome()) {
t.~T();
}
}
bool operator==(const T& that) const
{
return isSome() && t == that;
}
bool operator==(const Option<T>& that) const
{
return (isNone() && that.isNone()) ||
(isSome() && that.isSome() && t == that.t);
}
const T&& get() const && { assert(isSome()); return std::move(t); }
T& get() & { assert(isSome()); return t; }
const T& get() const & { assert(isSome()); return t; }
