jscover-shim/lib/jscover.js

A lightweight shim between node and jscover-bin.

var path = require('path');
var exec = require('child_process').exec;

var jscoverPath = process.env.JSCOVER || require.resolve('jscover-bin');
var jscoverCommand = ['java -jar', jscoverPath].join(' ');

module.exports = function jscover(options, callback) {

  var cmd = jscoverCommand;

  // Add in the options
  options = options || [];
  if (options && options.length > 0) {
    cmd += ' ' + options.join(' ');
  }

  // Execute the command
  exec(cmd, function (err, stdout, stderr) {
    var output = '';
    if (stdout) {
      output += stdout;
    }
    if (stderr) {
      output += stderr;
    }

    if (err) {
      return callback(cmd, output, err);
    }

    return callback(cmd, output, null);
  });
  
};