macoolka-io/lib/array.js

`macoolka-io` is Runtime type system for IO decoding/encoding.

"use strict";
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    if (k2 === undefined) k2 = k;
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var __importStar = (this && this.__importStar) || function (mod) {
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    __setModuleDefault(result, mod);
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};
Object.defineProperty(exports, "__esModule", { value: true });
exports.nonEmptyArray = void 0;
/**
 * Collection for Array
 * @desczh
 * 数组类型集合
 * @file
 */
var t = __importStar(require("io-ts"));
var NonEmptyArray_1 = require("fp-ts/NonEmptyArray");
var Array_1 = require("fp-ts/Array");
var Either_1 = require("fp-ts/Either");
var Option_1 = require("fp-ts/Option");
/**
 * Get A non empty array
 * @desczh
 * 得到一个非空数组
 * @example
 * import { nonEmptyArray } from 'macoolka-io'
 * import { isLeft } from 'fp-ts/Either'
 *
 * const input:string[] = []
 * assert(isLeft(nonEmptyArray.decode(input)))
 *
 * @since 0.2.0
 */
function nonEmptyArray(codec, name) {
    if (name === void 0) { name = "NonEmptyArray<".concat(codec.name, ">"); }
    var arr = t.array(codec);
    return new t.Type(name, function (u) { return arr.is(u) && (0, Array_1.isNonEmpty)(u); }, function (u, c) {
        return Either_1.either.chain(arr.validate(u, c), function (as) {
            var onea = (0, NonEmptyArray_1.fromArray)(as);
            return (0, Option_1.isNone)(onea) ? t.failure(u, c) : t.success(onea.value);
        });
    }, function (nea) { return arr.encode(nea); });
}
exports.nonEmptyArray = nonEmptyArray;
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