| var retry = require('../lib/retry'); |
| |
| function attemptAsyncOperation(someInput, cb) { |
| var opts = { |
| retries: 2, |
| factor: 2, |
| minTimeout: 1 * 1000, |
| maxTimeout: 2 * 1000, |
| randomize: true |
| }; |
| var operation = retry.operation(opts); |
| |
| operation.attempt(function(currentAttempt) { |
| failingAsyncOperation(someInput, function(err, result) { |
| |
| if (err && err.message === 'A fatal error') { |
| operation.stop(); |
| return cb(err); |
| } |
| |
| if (operation.retry(err)) { |
| return; |
| } |
| |
| cb(operation.mainError(), operation.errors(), result); |
| }); |
| }); |
| } |
| |
| attemptAsyncOperation('test input', function(err, errors, result) { |
| console.warn('err:'); |
| console.log(err); |
| |
| console.warn('result:'); |
| console.log(result); |
| }); |
| |
| function failingAsyncOperation(input, cb) { |
| return setImmediate(cb.bind(null, new Error('A fatal error'))); |
| } |