37 lines
1.2 KiB
JavaScript
37 lines
1.2 KiB
JavaScript
'use strict';
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var $ = require('../internals/export');
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var globalThis = require('../internals/global-this');
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var uncurryThis = require('../internals/function-uncurry-this');
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var anUint8Array = require('../internals/an-uint8-array');
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var notDetached = require('../internals/array-buffer-not-detached');
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var numberToString = uncurryThis(1.1.toString);
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var join = uncurryThis([].join);
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var $Array = Array;
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var Uint8Array = globalThis.Uint8Array;
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var INCORRECT_BEHAVIOR_OR_DOESNT_EXISTS = !Uint8Array || !Uint8Array.prototype.toHex || !(function () {
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try {
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var target = new Uint8Array([255, 255, 255, 255, 255, 255, 255, 255]);
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return target.toHex() === 'ffffffffffffffff';
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} catch (error) {
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return false;
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}
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})();
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// `Uint8Array.prototype.toHex` method
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// https://tc39.es/ecma262/#sec-uint8array.prototype.tohex
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if (Uint8Array) $({ target: 'Uint8Array', proto: true, forced: INCORRECT_BEHAVIOR_OR_DOESNT_EXISTS }, {
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toHex: function toHex() {
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anUint8Array(this);
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notDetached(this.buffer);
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var result = $Array(this.length);
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for (var i = 0, length = this.length; i < length; i++) {
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var hex = numberToString(this[i], 16);
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result[i] = hex.length === 1 ? '0' + hex : hex;
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}
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return join(result, '');
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}
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});
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