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Static server that mimics GitHub Pages.
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// Static server that mimics GitHub Pages. | |
import chalk from 'chalk'; | |
import express from 'express'; | |
import * as fs from 'fs'; | |
import http from 'http'; | |
import path from 'path'; | |
import {fileURLToPath} from 'url'; | |
const __dirname = path.dirname(fileURLToPath(import.meta.url)); | |
const SERVE_ROOT = path.join(__dirname); | |
const ERROR_PAGE_PATH = '404.html'; | |
const PORT_NUMBER = 8080; | |
function logRequest(req) { | |
const timeStr = new Date().toLocaleTimeString('en-US', {hour12: false}); | |
console.log(`[${timeStr}] ${req.method} ${req.path}`); | |
} | |
function logResponse(resp) { | |
const statusOk = resp.statusCode >= 200 && resp.statusCode < 300; | |
const statusMessage = | |
resp.statusMessage || http.STATUS_CODES[resp.statusCode]; | |
const style = statusOk ? chalk.green : chalk.red; | |
console.log(style(`> ${resp.statusCode} ${statusMessage}`)); | |
} | |
const app = express(); | |
app.use((req, resp, next) => { | |
logRequest(req); | |
const requestedFilePath = path.join(SERVE_ROOT, req.path); | |
if (fs.existsSync(requestedFilePath)) { | |
resp.status(200).sendFile(requestedFilePath); | |
} else { | |
resp.status(404).sendFile(ERROR_PAGE_PATH, {root: SERVE_ROOT}); | |
} | |
logResponse(resp); | |
}); | |
app.listen(PORT_NUMBER, () => { | |
console.log(chalk.underline(`Server is running at localhost:${PORT_NUMBER}`)); | |
}); |
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