Repeat-Until

A simple utility to repeat a function until a truthy value is encountered.

Example Usage

This example will repeat the given function every 100ms until a truthy value is passed to the callback as the second paremeter.

``javascript
var repeatUntil = require('repeat-until');

repeatUntil(100, function (callback) {

doSomethingElse(param1, param2, function (err, ready) {
if (err) { return callback(err); }
return callback(null, ready, 123, 'xyz', ...);
});

}, function (err, num, str, ...) {
// Repeat finished...
});
`

Parameters


Example method call:
`javascript
repeatUntil(delay, taskFn, finalFn);
`

* delay - The number of ms to delay each function call for. The delay is applied before the first call to taskFn.
* taskFn - The task to perform. It is passed one parameter callback(err, stop)`.
* finalFn - The function to call once repetition has finished or we've encountered an error.