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#pragma once

// JSC Temporal Core — Rounding algorithms
// temporal_rs reference: src/rounding.rs
//                        src/options.rs
//                        src/options/increment.rs
// Last synced: v0.2.3

#include <JavaScriptCore/JSExportMacros.h>
#include <JavaScriptCore/TemporalCoreTypes.h>
#include <JavaScriptCore/TemporalEnums.h>
#include <optional>

namespace JSC {
namespace TemporalCore {

JS_EXPORT_PRIVATE RoundingMode negateTemporalRoundingMode(RoundingMode);

JS_EXPORT_PRIVATE double applyUnsignedRoundingMode(double x, double r1, double r2, UnsignedRoundingMode);

JS_EXPORT_PRIVATE std::optional<unsigned> maximumRoundingIncrement(TemporalUnit);

JS_EXPORT_PRIVATE double roundNumberToIncrementDouble(double x, double increment, RoundingMode);

JS_EXPORT_PRIVATE Int128 roundNumberToIncrementAsIfPositive(Int128 x, Int128 increment, RoundingMode);

JS_EXPORT_PRIVATE Int128 roundNumberToIncrementInt128(Int128 x, Int128 increment, RoundingMode);

JS_EXPORT_PRIVATE TemporalResult<void> validateTemporalRoundingIncrement(double increment, std::optional<double> dividend, Inclusivity);

} // namespace TemporalCore
} // namespace JSC
