fileEventEmitter

Processes a file's source. Adds created docObjects to docMap.

documentjs.process.file(source, docMap, [filename])

Processes files "matched" from a file event emitter into a docMap.

fileEventEmitter {fileEventEmitter}

An event emitter that dispatches events with files to process.
options {Object}

An options object used to configure the behavior of documentjs.
- tags {String}
  If tags is a string, that file will be required. It should export a function that takes the default tags object and returns the tags that will be used. Example module:
```
module.exports = function(tags) {
       tags = _.extend({},tags);
    tags.customTag = {add: function(){}, ...}
    return tags;
};
```

A docMap that contains the docObjects created from the matched files.