istanbul-utils.js
function removeDerivedInfo(coverage) {
    Object.keys(coverage).forEach(function (k) {
      delete coverage[k].l;
    });
  }
function removeDerivedInfo(coverage) {
    Object.keys(coverage).forEach(function (k) {
      delete coverage[k].l;
    });
  }
function removeDerivedInfo ( coverage ) { Object . keys ( coverage ) . forEach ( function ( k ) { delete coverage [ k ] . l ; } ) ; }
removes line coverage information from all file coverage objects
@method removeDerivedInfo
@static
@param {Object} coverage the coverage object
removes line coverage information from all file coverage objects