DefinitelyTyped/types/koa-compress/koa-compress-tests.ts

import * as Koa from "koa";
import compress = require("koa-compress");

const app = new Koa();

app.use(compress({
    filter: (ctype) => {
        return /text/i.test(ctype)
    },
    threshold: 2048
}));

app.listen(80)