node package manager


Istanbul code coverage reporter for Mocha


Mocha reporter to generate coverage report of istanbul instrumented code.


  1. Install istanbul, mocha and mocha-istanbul
  2. Instrument your code using istanbul
  3. Make your tests to use the instrumented code (see COA library as an example)
  4. Run mocha using mocha-istanbul as a reporter
  5. Use the environment variable ISTANBUL_REPORTERS to specify a comma separated list of istanbul reports. By default ISTANBUL_REPORTERS=text-summary,html