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22 lines
881 B
22 lines
881 B
4 weeks ago
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'use strict';
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var $ = require('../internals/export');
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var uncurryThis = require('../internals/function-uncurry-this');
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var aDataView = require('../internals/a-data-view');
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var toIndex = require('../internals/to-index');
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var packIEEE754 = require('../internals/ieee754').pack;
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var f16round = require('../internals/math-f16round');
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// eslint-disable-next-line es/no-typed-arrays -- safe
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var setUint16 = uncurryThis(DataView.prototype.setUint16);
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// `DataView.prototype.setFloat16` method
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// https://github.com/tc39/proposal-float16array
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$({ target: 'DataView', proto: true }, {
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setFloat16: function setFloat16(byteOffset, value /* , littleEndian */) {
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aDataView(this);
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var offset = toIndex(byteOffset);
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var bytes = packIEEE754(f16round(value), 10, 2);
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return setUint16(this, offset, bytes[1] << 8 | bytes[0], arguments.length > 2 ? arguments[2] : false);
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}
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});
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