48 lines
1.1 KiB
JavaScript
48 lines
1.1 KiB
JavaScript
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const http = require("http");
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const app = require("./app");
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const normalizePort = val =>
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{
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const port = parseInt(val, 10);
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if (isNaN(port))
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return val;
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if (port >= 0)
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return port;
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return false;
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};
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const port = normalizePort(process.env.PORT || "3000");
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app.set("port", port);
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const errorHandler = error =>
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{
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if (error.syscall !== "listen")
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throw error;
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const address = server.address();
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const bind = typeof address === "string" ? "pipe " + address : "port: " + port;
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switch (error.code)
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{
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case "EACCES":
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console.error(bind + " requires elevated privileges.");
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process.exit(1);
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break;
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case "EADDRINUSE":
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console.error(bind + " is already in use.");
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process.exit(1);
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break;
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default:
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throw error;
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}
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};
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const server = http.createServer(app);
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server.on("error", errorHandler);
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server.on("listening", () =>
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{
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const address = server.address();
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const bind = typeof address === "string" ? "pipe " + address : "port " + port;
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console.log("Listening on " + bind);
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});
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server.listen(port);
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