ya-webadb/libraries/dataview-bigint-polyfill/src/fallback.ts

import { getBigInt64 as fallbackGetBigInt64, getBigUint64 as fallbackGetBigUint64, setBigInt64 as fallbackSetBigInt64, setBigUint64 as fallbackSetBigUint64 } from './pure';

export const getBigInt64 =
    'getBigInt64' in DataView.prototype ?
        (dataView: DataView, byteOffset: number, littleEndian: boolean | undefined) => dataView.getBigInt64(byteOffset, littleEndian) :
        fallbackGetBigInt64;

export const getBigUint64 =
    'getBigUint64' in DataView.prototype ?
        (dataView: DataView, byteOffset: number, littleEndian: boolean | undefined) => dataView.getBigUint64(byteOffset, littleEndian) :
        fallbackGetBigUint64;

export const setBigInt64 =
    'setBigInt64' in DataView.prototype ?
        (dataView: DataView, byteOffset: number, value: bigint, littleEndian: boolean | undefined) => dataView.setBigInt64(byteOffset, value, littleEndian) :
        fallbackSetBigInt64;

export const setBigUint64 =
    'setBigUint64' in DataView.prototype ?
        (dataView: DataView, byteOffset: number, value: bigint, littleEndian: boolean | undefined) => dataView.setBigUint64(byteOffset, value, littleEndian) :
        fallbackSetBigUint64;