koa-static

Koa static file serving middleware, wrapper for koa-send.

Installation

1$ npm install koa-static

API

1const Koa = require('koa');
2const app = new Koa();
3app.use(require('koa-static')(root, opts));

• root root directory string. nothing above this root directory can be served
• opts options object.

Options

• maxage Browser cache max-age in milliseconds. defaults to 0
• hidden Allow transfer of hidden files. defaults to false
• index Default file name, defaults to 'index.html'
• defer If true, serves after return next(), allowing any downstream middleware to respond first.
• gzip Try to serve the gzipped version of a file automatically when gzip is supported by a client and if the requested file with .gz extension exists. defaults to true.
• br Try to serve the brotli version of a file automatically when brotli is supported by a client and if the requested file with .br extension exists (note, that brotli is only accepted over https). defaults to true.
• setHeaders Function to set custom headers on response.
• extensions Try to match extensions from passed array to search for file when no extension is sufficed in URL. First found is served. (defaults to false)

Example

1const serve = require('koa-static');
2const Koa = require('koa');
3const app = new Koa();
4
5// $ GET /package.json
6app.use(serve('.'));
7
8// $ GET /hello.txt
9app.use(serve('test/fixtures'));
10
11// or use absolute paths
12app.use(serve(__dirname + '/test/fixtures'));
13
14app.listen(3000);
15
16console.log('listening on port 3000');

See also

• koajs/conditional-get Conditional GET support for koa
• koajs/compress Compress middleware for koa
• koajs/mount Mount koa-static to a specific path

License

MIT