1 /** PURE_IMPORTS_START _util_ArgumentOutOfRangeError,_filter,_throwIfEmpty,_defaultIfEmpty,_take PURE_IMPORTS_END */
2 import { ArgumentOutOfRangeError } from '../util/ArgumentOutOfRangeError';
3 import { filter } from './filter';
4 import { throwIfEmpty } from './throwIfEmpty';
5 import { defaultIfEmpty } from './defaultIfEmpty';
6 import { take } from './take';
7 export function elementAt(index, defaultValue) {
9 throw new ArgumentOutOfRangeError();
11 var hasDefaultValue = arguments.length >= 2;
12 return function (source) {
13 return source.pipe(filter(function (v, i) { return i === index; }), take(1), hasDefaultValue
14 ? defaultIfEmpty(defaultValue)
15 : throwIfEmpty(function () { return new ArgumentOutOfRangeError(); }));
18 //# sourceMappingURL=elementAt.js.map