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23 lines
996 B
JavaScript
23 lines
996 B
JavaScript
"use strict";
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/**
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* Number related helper functions for metrics.
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.reduceSignificantDigits = void 0;
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/**
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* Reduce significant figures of `value` by `significantDigits`.
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* @param value - Value to reduce precision of.
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* @param significantDigits - Number of significant digits to reduce precision by.
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*
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* Examples:
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* value = 123.5, significantDigits = 0, result = 120 (no significant digit reduced)
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* value = 123.5, significantDigits = 1, result = 120 (1 significant digit reduced)
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* value = 123.5, significantDigits = 2, result = 100 (2 significant digit reduced)
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*/
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function reduceSignificantDigits(value, significantDigits) {
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const roundFactor = Math.pow(10.0, significantDigits);
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const roundingFunction = value > 0.0 ? Math.floor : Math.ceil;
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return roundingFunction(value / roundFactor) * roundFactor;
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}
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exports.reduceSignificantDigits = reduceSignificantDigits;
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//# sourceMappingURL=numerics.js.map
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