@ng-doc/builder/engine/core/watcher/watch-folder.js

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.watchFolder = watchFolder;
const core_1 = require("@ng-doc/core");
const operators_1 = require("rxjs/operators");
const watch_1 = require("./watch");
/**
 *
 * @param folderPath
 * @param type
 */
function watchFolder(folderPath, type) {
    return (0, watch_1.watch)(folderPath, true).pipe((0, operators_1.map)((events) => {
        /*
         * Subscribe to changes in the directory containing the file.
         * Filter out events for other files in the directory.
         * It's necessary because @parcel/watcher doesn't support watching a single file.
         */
        if (type) {
            const fileEvents = events.filter((event) => (0, core_1.asArray)(type).includes(event.type));
            if (fileEvents.length) {
                return fileEvents;
            }
        }
        else {
            return events;
        }
        return [];
    }), (0, operators_1.filter)((events) => events.length > 0));
}
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