Calculates cyclomatic complexity metrics (CCM) for JavaScript.
$ npm install -g ccm
ccm --files "path/**/of/files/to/include/*.js" --exclude "exclude/**/this" --exclude "this/as/well" --results [NUM]
ccm will parse all files specifed by the --files and --exclude arguments and list the functions that has the highest ccm. The number of functions to include in the result is specified by --results.