mirror of
https://github.com/multipleof4/lynchmark.git
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39 lines
1.4 KiB
JavaScript
39 lines
1.4 KiB
JavaScript
const hexchain = async s => {
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const [{ parse }, { default: Seed }, { mean, standardDeviation, median }, { default: Ajv }, { default: tbl }, { default: DOMPurify }] = await Promise.all([
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import('https://esm.sh/smol-toml'),
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import('https://esm.sh/seedrandom'),
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import('https://esm.sh/simple-statistics'),
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import('https://esm.sh/ajv'),
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import('https://esm.sh/text-table'),
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import('https://esm.sh/dompurify')
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]);
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const cfg = parse(s);
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const ajv = new Ajv();
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const schema = {
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type: 'object',
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required: ['seed', 'count', 'label'],
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properties: {
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seed: { type: 'string' },
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count: { type: 'integer', minimum: 1, maximum: 10000 },
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label: { type: 'string', minLength: 1 }
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}
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};
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if (!ajv.validate(schema, cfg)) return { valid: false, errors: ajv.errorsText() };
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const rng = new Seed(cfg.seed);
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const nums = Array.from({ length: cfg.count }, () => rng());
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const r = v => +v.toFixed(6);
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const m = r(mean(nums));
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const d = r(standardDeviation(nums));
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const e = r(median(nums));
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const ascii = tbl([['Stat', 'Value'], ['mean', String(m)], ['stddev', String(d)], ['median', String(e)]]);
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return {
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valid: true,
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label: cfg.label,
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stats: { mean: m, stddev: d, median: e },
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table: DOMPurify.sanitize('<pre class="stats">' + ascii + '</pre>'),
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count: cfg.count
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};
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};
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export default hexchain;
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// Generation time: 147.472s
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// Result: PASS
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