index.js
function _startTimeout(duration, transaction) {
    if (!duration) {
        return undefined;
    }
    return setTimeout(function() {
        transaction._timeoutFired = true;
        if (transaction.next) {
            transaction.next(new TransactionTimedOutError());
        }
    }, duration);
}
function _startTimeout(duration, transaction) {
    if (!duration) {
        return undefined;
    }
    return setTimeout(function() {
        transaction._timeoutFired = true;
        if (transaction.next) {
            transaction.next(new TransactionTimedOutError());
        }
    }, duration);
}
function _startTimeout ( duration , transaction ) { if ( ! duration ) { return undefined ; } return setTimeout ( function ( ) { transaction . _timeoutFired = true ; if ( transaction . next ) { transaction . next ( new TransactionTimedOutError ( ) ) ; } } , duration ) ; }
Starts the timeout timer with the given duration.
If the timeout ends before it was cancelled, it will call the callback with an error.
@param {number} duration the timeout duration in milliseconds.
@param {Function} next the function to call next.
@return {number} The handle of the timeout
@private
Starts the timeout timer with the given duration . If the timeout ends before it was cancelled it will call the callback with an error .