19 lines
832 B
JavaScript
19 lines
832 B
JavaScript
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/** PURE_IMPORTS_START _util_ArgumentOutOfRangeError,_filter,_throwIfEmpty,_defaultIfEmpty,_take PURE_IMPORTS_END */
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import { ArgumentOutOfRangeError } from '../util/ArgumentOutOfRangeError';
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import { filter } from './filter';
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import { throwIfEmpty } from './throwIfEmpty';
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import { defaultIfEmpty } from './defaultIfEmpty';
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import { take } from './take';
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export function elementAt(index, defaultValue) {
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if (index < 0) {
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throw new ArgumentOutOfRangeError();
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}
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var hasDefaultValue = arguments.length >= 2;
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return function (source) {
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return source.pipe(filter(function (v, i) { return i === index; }), take(1), hasDefaultValue
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? defaultIfEmpty(defaultValue)
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: throwIfEmpty(function () { return new ArgumentOutOfRangeError(); }));
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};
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}
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//# sourceMappingURL=elementAt.js.map
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