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Last change
on this file since 6a80231 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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Property mode
set to
100644
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File size:
900 bytes
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| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | var ArgumentOutOfRangeError_1 = require("../util/ArgumentOutOfRangeError");
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| 4 | var filter_1 = require("./filter");
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| 5 | var throwIfEmpty_1 = require("./throwIfEmpty");
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| 6 | var defaultIfEmpty_1 = require("./defaultIfEmpty");
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| 7 | var take_1 = require("./take");
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| 8 | function elementAt(index, defaultValue) {
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| 9 | if (index < 0) {
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| 10 | throw new ArgumentOutOfRangeError_1.ArgumentOutOfRangeError();
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| 11 | }
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| 12 | var hasDefaultValue = arguments.length >= 2;
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| 13 | return function (source) { return source.pipe(filter_1.filter(function (v, i) { return i === index; }), take_1.take(1), hasDefaultValue
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| 14 | ? defaultIfEmpty_1.defaultIfEmpty(defaultValue)
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| 15 | : throwIfEmpty_1.throwIfEmpty(function () { return new ArgumentOutOfRangeError_1.ArgumentOutOfRangeError(); })); };
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| 16 | }
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| 17 | exports.elementAt = elementAt;
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| 18 | //# sourceMappingURL=elementAt.js.map |
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