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LibJS: Add the ToTemporalInstant Abstract Operation & its requirements

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This is Abstract Operation is required for the majority of
InstantConstructor's and InstantPrototype's methods.

The implementation is not entirely complete, (specifically 2 of the
underlying required abstract operations, ParseTemporalTimeZoneString
and ParseISODateTime are missing the required lexing, and as such are
TODO()-ed) but the majority of it is done.
This commit is contained in:
Idan Horowitz 2021-07-11 21:04:11 +03:00 • committed by Linus Groh
parent 141c46feda
commit b816037739
19 changed files with 888 additions and 13 deletions
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9
Userland/Libraries/LibJS/Runtime/Temporal/Instant.h
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -31,11 +32,13 @@ private:
};
// -86400 * 10^17
const auto INSTANT_NANOSECONDS_MIN = Crypto::SignedBigInteger::from_base(10, "-8640000000000000000000");
const auto INSTANT_NANOSECONDS_MIN = "-8640000000000000000000"_sbigint;
// +86400 * 10^17
const auto INSTANT_NANOSECONDS_MAX = Crypto::SignedBigInteger::from_base(10, "8640000000000000000000");
const auto INSTANT_NANOSECONDS_MAX = "8640000000000000000000"_sbigint;
bool is_valid_epoch_nanoseconds(BigInt const& epoch_nanoseconds);
Object* create_temporal_instant(GlobalObject&, BigInt& nanoseconds, FunctionObject* new_target = nullptr);
Instant* create_temporal_instant(GlobalObject&, BigInt& nanoseconds, FunctionObject* new_target = nullptr);
Instant* to_temporal_instant(GlobalObject&, Value item);
BigInt* parse_temporal_instant(GlobalObject&, String const& iso_string);
}