function known (outputFile) {
    var result = false;
    this.csFactory(function (done) {
      result =
        this._exists(outputFile) || this.filesDone.indexOf(outputFile) > -1;
      done();
    }.bind(this), L_WAIT)();
    return result;
  }
function known (outputFile) {
    var result = false;
    this.csFactory(function (done) {
      result =
        this._exists(outputFile) || this.filesDone.indexOf(outputFile) > -1;
      done();
    }.bind(this), L_WAIT)();
    return result;
  }
function known ( outputFile ) { var result = false ; this . csFactory ( function ( done ) { result = this . _exists ( outputFile ) || this . filesDone . indexOf ( outputFile ) > - 1 ; done ( ) ; } . bind ( this ) , L_WAIT ) ( ) ; return result ; }
Check if a file is being processed or has already been processed.

@param {String} outputFile - The outputFile to check.
@returns {Boolean} true if the fi
Check if a file is being processed or has already been processed .