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44 lines
798 B
44 lines
798 B
// Common Util for frontend and backend
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// Backend uses the compiled file util.js
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// Frontend uses util.ts
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// Need to run "tsc" to compile if there are any changes.
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export const DOWN = 0;
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export const UP = 1;
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export const PENDING = 2;
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export function flipStatus(s) {
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if (s === UP) {
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return DOWN;
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}
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if (s === DOWN) {
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return UP;
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}
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return s;
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}
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export function sleep(ms) {
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return new Promise(resolve => setTimeout(resolve, ms));
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}
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/**
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* PHP's ucfirst
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* @param str
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*/
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export function ucfirst(str) {
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if (! str) {
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return str;
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}
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const firstLetter = str.substr(0, 1);
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return firstLetter.toUpperCase() + str.substr(1);
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}
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export function debug(msg) {
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if (process.env.NODE_ENV === "development") {
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console.log(msg)
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}
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}
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