Erster Docker-Stand
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30
_node_modules/pure-rand/lib/esm/distribution/UnsafeUniformIntDistribution.js
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30
_node_modules/pure-rand/lib/esm/distribution/UnsafeUniformIntDistribution.js
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import { unsafeUniformIntDistributionInternal } from './internals/UnsafeUniformIntDistributionInternal.js';
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import { fromNumberToArrayInt64, substractArrayInt64 } from './internals/ArrayInt.js';
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import { unsafeUniformArrayIntDistributionInternal } from './internals/UnsafeUniformArrayIntDistributionInternal.js';
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var safeNumberMaxSafeInteger = Number.MAX_SAFE_INTEGER;
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var sharedA = { sign: 1, data: [0, 0] };
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var sharedB = { sign: 1, data: [0, 0] };
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var sharedC = { sign: 1, data: [0, 0] };
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var sharedData = [0, 0];
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function uniformLargeIntInternal(from, to, rangeSize, rng) {
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var rangeSizeArrayIntValue = rangeSize <= safeNumberMaxSafeInteger
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? fromNumberToArrayInt64(sharedC, rangeSize)
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: substractArrayInt64(sharedC, fromNumberToArrayInt64(sharedA, to), fromNumberToArrayInt64(sharedB, from));
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if (rangeSizeArrayIntValue.data[1] === 0xffffffff) {
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rangeSizeArrayIntValue.data[0] += 1;
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rangeSizeArrayIntValue.data[1] = 0;
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}
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else {
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rangeSizeArrayIntValue.data[1] += 1;
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}
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unsafeUniformArrayIntDistributionInternal(sharedData, rangeSizeArrayIntValue.data, rng);
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return sharedData[0] * 0x100000000 + sharedData[1] + from;
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}
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export function unsafeUniformIntDistribution(from, to, rng) {
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var rangeSize = to - from;
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if (rangeSize <= 0xffffffff) {
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var g = unsafeUniformIntDistributionInternal(rangeSize + 1, rng);
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return g + from;
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}
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return uniformLargeIntInternal(from, to, rangeSize, rng);
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}
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