grafana/scripts/grunt/options/exec.js

module.exports = function(config, grunt) {
  'use strict'

  var coverage = '';
  if (config.coverage) {
    coverage = '--coverage --runInBand --logHeapUsage';
  }

  return {
    tslint : "node ./node_modules/tslint/lib/tslint-cli.js -c tslint.json --project ./tsconfig.json",
    jest : "node ./node_modules/jest-cli/bin/jest.js " + coverage,
  };
};