main
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Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 2 weeks ago |
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F4 Finalna Verzija
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Property mode
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File size:
732 bytes
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| [79a0317] | 1 | 'use strict';
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| 2 | var sign = require('../internals/math-sign');
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| 3 | var roundTiesToEven = require('../internals/math-round-ties-to-even');
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| 4 |
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| 5 | var abs = Math.abs;
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| 6 |
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| 7 | var EPSILON = 2.220446049250313e-16; // Number.EPSILON
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| 8 |
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| 9 | module.exports = function (x, FLOAT_EPSILON, FLOAT_MAX_VALUE, FLOAT_MIN_VALUE) {
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| 10 | var n = +x;
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| 11 | var absolute = abs(n);
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| 12 | var s = sign(n);
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| 13 | if (absolute < FLOAT_MIN_VALUE) return s * roundTiesToEven(absolute / FLOAT_MIN_VALUE / FLOAT_EPSILON) * FLOAT_MIN_VALUE * FLOAT_EPSILON;
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| 14 | var a = (1 + FLOAT_EPSILON / EPSILON) * absolute;
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| 15 | var result = a - (a - absolute);
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| 16 | // eslint-disable-next-line no-self-compare -- NaN check
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| 17 | if (result > FLOAT_MAX_VALUE || result !== result) return s * Infinity;
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| 18 | return s * result;
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| 19 | };
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