"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.also = also;
exports.fold = fold;
exports.foldAsync = foldAsync;
function also(value, lambda) {
    lambda(value);
    return value;
}
function fold(whereToFold, initial, operation) {
    let accumulator = initial;
    for (let i = 0; i < whereToFold.length; i++)
        accumulator = operation(accumulator, whereToFold[i]);
    return accumulator;
}
function foldAsync(whereToFold, initial, operation) {
    return __awaiter(this, void 0, void 0, function* () {
        let accumulator = initial;
        for (let i = 0; i < whereToFold.length; i++)
            accumulator = yield operation(accumulator, whereToFold[i]);
        return accumulator;
    });
}
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