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18 lines
900 B
18 lines
900 B
4 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var ArgumentOutOfRangeError_1 = require("../util/ArgumentOutOfRangeError");
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var filter_1 = require("./filter");
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var throwIfEmpty_1 = require("./throwIfEmpty");
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var defaultIfEmpty_1 = require("./defaultIfEmpty");
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var take_1 = require("./take");
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function elementAt(index, defaultValue) {
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if (index < 0) {
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throw new ArgumentOutOfRangeError_1.ArgumentOutOfRangeError();
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}
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var hasDefaultValue = arguments.length >= 2;
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return function (source) { return source.pipe(filter_1.filter(function (v, i) { return i === index; }), take_1.take(1), hasDefaultValue
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? defaultIfEmpty_1.defaultIfEmpty(defaultValue)
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: throwIfEmpty_1.throwIfEmpty(function () { return new ArgumentOutOfRangeError_1.ArgumentOutOfRangeError(); })); };
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}
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exports.elementAt = elementAt;
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//# sourceMappingURL=elementAt.js.map
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