docs: function populateCoverage(cov) {
      cov.LOC =
      cov.SLOC =
      cov.totalFiles =
      cov.totalHits =
      cov.totalMisses =
      cov.coverage = 0;
      for (var name in cov) {
          var file = cov[name];
          if (Array.isArray(file)) {
              // Stats
              ++cov.totalFiles;
              cov.totalHits += file.totalHits = coverage(file, true);
              cov.totalMisses += file.totalMisses = coverage(file, false);
              file.totalLines = file.totalHits + file.totalMisses;
              cov.SLOC += file.SLOC = file.totalLines;
              if (!file.source) file.source = [];
              cov.LOC += file.LOC = file.source.length;
              file.coverage = (file.totalHits / file.totalLines) * 100;
              // Source
              var width = file.source.length.toString().length;
              file.source = file.source.map(function(line, i){
                  ++i;
                  var hits = file[i] === 0 ? 0 : (file[i] || ' ');
                  if (hits === 0) {
                      hits = '\x1b[31m' + hits + '\x1b[0m';
                      line = '\x1b[41m' + line + '\x1b[0m';
                  } else {
                      hits = '\x1b[32m' + hits + '\x1b[0m';
                  }
                  return '\n     ' + lpad(i, width) + ' | ' + hits + ' | ' + line;
              }).join('');
          }
      }
      cov.coverage = (cov.totalHits / cov.SLOC) * 100;
  }