Co Sublevel


level-sublevel for co

Wraps a sublevel-wrapped levelup with co-level

usage

read the test.js for more examples.

``js
var level = require('co-sublevel')
, memdown = function (l) { return new (require('memdown'))(l) }
, co = require('co')

var db = level('db', { db: memdown, type: 'json' })

co(function *() {
var sub = db.sublevel('s');

yield sub.put('x', 'y');

var res = yield sub.get('x');

assert(res === 'y');
})();

`

$3

You can yield a stream coming from levelup database using co-from-stream

`
var wrapStream = require('co-from-stream')

co(function *() {
yield db.put('a', 'b');
yield db.put('c', 'd');

var read = wrapStream(db.readStream());

var data = [], buf;
while (buf = yield read()) {
data.push({}[buf.key] = buf.value);
}

data.should.be.a.Array;
data.length.should.be.exactly(2);
data[0].should.be.exactly('b');
})();
``

License

MIT