16 lines
462 B
JavaScript
16 lines
462 B
JavaScript
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export * from './Types/bigint.mjs'
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/* Returns the closest integer approximation to n/d */
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export const roundquotient = {
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'bigint,bigint': ({'sign(bigint)': sgn}) => (n, d) => {
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const dSgn = sgn(d)
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if (dSgn === 0n) return 0n
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const candidate = n/d
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const rem = n - d*candidate
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const absd = d*dSgn
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if (2n * rem > absd) return candidate + dSgn
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if (-2n * rem >= absd) return candidate - dSgn
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return candidate
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}
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}
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