esnext.math.f16round.js 450 B

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  1. 'use strict';
  2. var $ = require('../internals/export');
  3. var IEEE754 = require('../internals/ieee754');
  4. var packIEEE754 = IEEE754.pack;
  5. var unpackIEEE754 = IEEE754.unpack;
  6. var $isFinite = isFinite;
  7. // `Math.f16round` method
  8. // https://github.com/tc39/proposal-float16array
  9. $({ target: 'Math', stat: true }, {
  10. f16round: function f16round(x) {
  11. var n = +x;
  12. return $isFinite(n) && n !== 0 ? unpackIEEE754(packIEEE754(n, 10, 2), 10) : n;
  13. }
  14. });