@nevuamarkets/poly-websockets/dist/types/PolymarketWebSocket.js

Plug-and-play Polymarket WebSocket price alerts

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isBookEvent = isBookEvent;
exports.isLastTradePriceEvent = isLastTradePriceEvent;
exports.isPriceChangeEvent = isPriceChangeEvent;
exports.isTickSizeChangeEvent = isTickSizeChangeEvent;
/**
 * Type guard to check if an event is a BookEvent
 * @example
 * if (isBookEvent(event)) {
 *   // event is now typed as BookEvent
 *   console.log(event.bids);
 * }
 */
function isBookEvent(event) {
    return (event === null || event === void 0 ? void 0 : event.event_type) === 'book';
}
/**
 * Type guard to check if an event is a LastTradePriceEvent
 * @example
 * if (isLastTradePriceEvent(event)) {
 *   // event is now typed as LastTradePriceEvent
 *   console.log(event.side);
 * }
 */
function isLastTradePriceEvent(event) {
    return (event === null || event === void 0 ? void 0 : event.event_type) === 'last_trade_price';
}
/**
 * Type guard to check if an event is a PriceChangeEvent
 * @example
 * if (isPriceChangeEvent(event)) {
 *   // event is now typed as PriceChangeEvent
 *   console.log(event.changes);
 * }
 */
function isPriceChangeEvent(event) {
    return (event === null || event === void 0 ? void 0 : event.event_type) === 'price_change';
}
/**
 * Type guard to check if an event is a TickSizeChangeEvent
 * @example
 * if (isTickSizeChangeEvent(event)) {
 *   // event is now typed as TickSizeChangeEvent
 *   console.log(event.old_tick_size);
 * }
 */
function isTickSizeChangeEvent(event) {
    return (event === null || event === void 0 ? void 0 : event.event_type) === 'tick_size_change';
}