ts-raii-scope/dist/utils.js

TypeScript RAII proof of concept

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function isPromise(obj) {
    return !!obj && (typeof obj === 'object' || typeof obj === 'function') && typeof obj.then === 'function';
}
exports.isPromise = isPromise;
function isDisposable(resource) {
    return resource && typeof resource.dispose === 'function';
}
exports.isDisposable = isDisposable;
function safeDisposeResource(resource) {
    try {
        const result = resource.dispose();
        if (isPromise(result)) {
            return result.catch(error => {
                console.warn(`Resource's dispose() promise rejected. Reason:`);
                console.info(error);
            });
        }
    }
    catch (error) {
        console.warn(`Resource's dispose() throws error`);
        console.info(error);
    }
}
exports.safeDisposeResource = safeDisposeResource;