cafe-grader-web Files · node_modules/core-js/modules/

cafe-grader-web

Location: cafe-grader-web/node_modules/core-js/modules/_array-copy-within.js

Commit Description:

merge

Commit Description:

merge

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r840:b948bb241476 algo

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r789:8cd7e8db7e38 default

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                    node_modules/core-js/modules/_array-copy-within.js
                
             | 26 lines
             | 876 B
             | application/javascript 
             | JavascriptLexer
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      // 22.1.3.3 Array.prototype.copyWithin(target, start, end = this.length)

      'use strict';

      var toObject = require('./_to-object');

      var toAbsoluteIndex = require('./_to-absolute-index');

      var toLength = require('./_to-length');

      module.exports = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {

        var O = toObject(this);

        var len = toLength(O.length);

        var to = toAbsoluteIndex(target, len);

        var from = toAbsoluteIndex(start, len);

        var end = arguments.length > 2 ? arguments[2] : undefined;

        var count = Math.min((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);

        var inc = 1;

        if (from < to && to < from + count) {

          inc = -1;

          from += count - 1;

          to += count - 1;

        }

        while (count-- > 0) {

          if (from in O) O[to] = O[from];

          else delete O[to];

          to += inc;

          from += inc;

        } return O;

      };

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				// 22.1.3.3 Array.prototype.copyWithin(target, start, end = this.length)
				'use strict';
				var toObject = require('./_to-object');
				var toAbsoluteIndex = require('./_to-absolute-index');
				var toLength = require('./_to-length');

				module.exports = [].copyWithin \|\| function copyWithin(target /* = 0 /, start / = 0, end = @length */) {
				var O = toObject(this);
				var len = toLength(O.length);
				var to = toAbsoluteIndex(target, len);
				var from = toAbsoluteIndex(start, len);
				var end = arguments.length > 2 ? arguments[2] : undefined;
				var count = Math.min((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);
				var inc = 1;
				if (from < to && to < from + count) {
				inc = -1;
				from += count - 1;
				to += count - 1;
				}
				while (count-- > 0) {
				if (from in O) O[to] = O[from];
				else delete O[to];
				to += inc;
				from += inc;
				} return O;
				};