mirror of
https://gitlab.com/openstapps/openstapps.git
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93 lines
2.6 KiB
TypeScript
93 lines
2.6 KiB
TypeScript
/*
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* Copyright (C) 2019 StApps
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {Transport, VerifiableTransport} from './transport.js';
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/**
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* A recursive partial object
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*
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* Copied from https://stackoverflow.com/a/51365037
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*/
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export type RecursivePartial<T> = {
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[P in keyof T]?: T[P] extends Array<infer U>
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? Array<RecursivePartial<U>>
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: T[P] extends object
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? RecursivePartial<T[P]>
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: T[P];
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};
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/**
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* Deletes all properties that are undefined from an object
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* @param object Object to delete undefined properties from
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*/
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export function deleteUndefinedProperties(object: unknown): unknown {
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// return atomic data types and arrays (recursion anchor)
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if (typeof object !== 'object' || Array.isArray(object)) {
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return object;
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}
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// check each key
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for (const key in object) {
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/* istanbul ignore if */
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if (!object.hasOwnProperty(key)) {
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continue;
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}
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const indexedObject = object as {[k: string]: unknown};
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if (indexedObject[key] === undefined) {
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// delete undefined keys
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delete indexedObject[key];
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} else {
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// check recursive
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indexedObject[key] = deleteUndefinedProperties(indexedObject[key]);
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}
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}
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return object;
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}
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/**
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* Checks if environment is Node.js
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*/
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export function isNodeEnvironment(): boolean {
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return Object.prototype.toString.call(typeof process === 'undefined' ? 0 : process) === '[object process]';
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}
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/**
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* Checks if environment is productive
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*/
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export function isProductiveEnvironment(): boolean {
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return (
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typeof process.env === 'object' &&
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process.env.NODE_ENV !== undefined &&
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process.env.NODE_ENV === 'production'
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);
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}
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/**
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* Checks if environment is Node.js and productive
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*/
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export function isProductiveNodeEnvironment(): boolean {
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return isNodeEnvironment() && isProductiveEnvironment();
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}
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/**
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* Check if a transport is a verifiable transport
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* @param transport Transport to check
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*/
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export function isTransportWithVerification(transport: Transport): transport is VerifiableTransport {
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return transport instanceof VerifiableTransport;
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}
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