rxjs-trading-signals/dist/AC/AC.js

The user - defined operator helps users quickly output index values. base trading-signals library

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.AC = void 0;
const big_js_1 = __importDefault(require("big.js"));
const rxjs_1 = require("rxjs");
const AO_1 = require("../AO/AO");
const SMA_1 = require("../SMA/SMA");
const MOM_1 = require("../MOM/MOM");
const AC = (shortAO, longAO, signalInterval) => {
    return (observable) => new rxjs_1.Observable((subscriber) => {
        let aoResult = new big_js_1.default(0);
        let result = new big_js_1.default(0);
        const subscription = observable
            .pipe((0, AO_1.AO)(shortAO, longAO), (0, rxjs_1.tap)(x => (aoResult = x)), (0, SMA_1.SMA)(signalInterval), (0, rxjs_1.concatMap)(signalResult => {
            result = aoResult.minus(signalResult);
            return (0, rxjs_1.of)(result);
        }), (0, MOM_1.MOM)(1), (0, rxjs_1.map)(momentum => ({ momentum, result })))
            .subscribe({
            next(x) {
                subscriber.next(x);
            },
            error(err) {
                subscriber.error(err);
            },
            complete() {
                subscriber.complete();
            },
        });
        return () => {
            subscription.unsubscribe();
            aoResult = null;
            result = null;
        };
    });
};
exports.AC = AC;
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