refactor start
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16699 changed files with 2 additions and 1484887 deletions
39
home/ags/node_modules/es-abstract/2021/IntegerIndexedElementGet.js
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39
home/ags/node_modules/es-abstract/2021/IntegerIndexedElementGet.js
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'use strict';
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var $TypeError = require('es-errors/type');
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var GetValueFromBuffer = require('./GetValueFromBuffer');
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var IsValidIntegerIndex = require('./IsValidIntegerIndex');
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var typedArrayBuffer = require('typed-array-buffer');
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var typedArrayByteOffset = require('typed-array-byte-offset');
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var whichTypedArray = require('which-typed-array');
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var tableTAO = require('./tables/typed-array-objects');
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// https://262.ecma-international.org/12.0/#sec-integerindexedelementget
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module.exports = function IntegerIndexedElementGet(O, index) {
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var arrayTypeName = whichTypedArray(O); // step 4
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if (!arrayTypeName) {
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throw new $TypeError('Assertion failed: `O` must be a TypedArray'); // step 1
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}
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if (typeof index !== 'number') {
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throw new $TypeError('Assertion failed: `index` must be a Number');
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}
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if (!IsValidIntegerIndex(O, index)) {
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return void undefined; // step 2
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}
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var offset = typedArrayByteOffset(O); // step 3
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var elementType = tableTAO.name['$' + arrayTypeName]; // step 7
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var elementSize = tableTAO.size['$' + elementType]; // step 5
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var indexedPosition = (index * elementSize) + offset; // step 6
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return GetValueFromBuffer(typedArrayBuffer(O), indexedPosition, elementType, true, 'Unordered'); // step 11
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};
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