28 lines
744 B
JavaScript
28 lines
744 B
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.indexArray = void 0;
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/**
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* @since 1.2.0
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*/
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var __1 = require("..");
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var Array_1 = require("fp-ts/lib/Array");
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var Option_1 = require("fp-ts/lib/Option");
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/**
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* @category constructor
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* @since 1.2.0
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*/
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function indexArray() {
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return new __1.Index(function (i) {
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return new __1.Optional(function (as) { return (0, Array_1.lookup)(i, as); }, function (a) { return function (as) {
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var oas = (0, Array_1.updateAt)(i, a)(as);
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if ((0, Option_1.isNone)(oas)) {
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return as;
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}
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else {
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return oas.value;
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}
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}; });
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});
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}
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exports.indexArray = indexArray;
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