docs: function(data) {
    var output = {
      name: data.fileName
    };
  
    var statements = _.without(data.lines, null);
  
    output.statementsTotal = statements.length;
    output.statementsCovered = _.compact(statements).length;
    output.percentage = percentage(output.statementsCovered, output.statementsTotal);
  
    if (this.options.branchTracking) {
      output = _.assign(output, branchCoverage(data));
    }
    return output;
  
  }