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18 lines
900 B
18 lines
900 B
"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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