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LibJS: Replace magic nanosecond numbers with constants

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This is an editorial change in the Temporal spec.

See: 3fdbfda
This commit is contained in:
Linus Groh 2022-05-06 19:28:56 +02:00
parent 3729a910f6
commit c6f7214a60
9 changed files with 45 additions and 36 deletions
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11
Userland/Libraries/LibJS/Runtime/Temporal/Instant.h
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@ -32,10 +32,13 @@ private:
BigInt const& m_nanoseconds; // [[Nanoseconds]]
};
// -86400 * 10^17
auto const INSTANT_NANOSECONDS_MIN = "-8640000000000000000000"_sbigint;
// +86400 * 10^17
auto const INSTANT_NANOSECONDS_MAX = "8640000000000000000000"_sbigint;
// https://tc39.es/proposal-temporal/#eqn-nsMaxInstant
// nsMaxInstant = 10^8 × nsPerDay = 8.64 × 10^21
static auto const ns_max_instant = "8640000000000000000000"_sbigint;
// https://tc39.es/proposal-temporal/#eqn-nsMinInstant
// nsMinInstant = -nsMaxInstant = -8.64 × 10^21
static auto const ns_min_instant = "-8640000000000000000000"_sbigint;
bool is_valid_epoch_nanoseconds(BigInt const& epoch_nanoseconds);
ThrowCompletionOr<Instant*> create_temporal_instant(GlobalObject&, BigInt const& nanoseconds, FunctionObject const* new_target = nullptr);