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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')));
}