How to use the chimp.path function in chimp

mochaOptions.grep = new RegExp(
    parseString(process.env['chimp.mochaTags']).split(',').map(escapeRegExp).join('|')
  );
}

var mocha = new Mocha(mochaOptions);

mocha.addFile(path.join(path.resolve(__dirname, path.join('mocha-helper.js'))));

if (process.argv.length > 3) {
  process.argv.splice(3).forEach(function (spec) {
    mocha.addFile(spec);
  });
} else {
  // Add each .js file to the mocha instance
  var testDir = process.env['chimp.path'];
  glob.sync(path.join(testDir, '**')).filter(function (file) {
    // Only keep the .js files
    return file.substr(-3) === '.js';
  }).forEach(function (file) {
    mocha.addFile(file);
  });
}

try {
// Run the tests.
  mocha.run(function (failures) {
    exit(failures);
  });
} catch (e) {
  throw (e);
}

mochaOptions.grep = new RegExp((0, _environmentVariableParsers.parseString)(process.env['chimp.watchTags']).split(',').map(_escapeRegExp2.default).join('|'));
} else {
  mochaOptions.grep = new RegExp((0, _environmentVariableParsers.parseString)(process.env['chimp.mochaTags']).split(',').map(_escapeRegExp2.default).join('|'));
}

var mocha = new Mocha(mochaOptions);

mocha.addFile(path.join(path.resolve(__dirname, path.join('mocha-helper.js'))));

if (process.argv.length > 3) {
  process.argv.splice(3).forEach(function (spec) {
    mocha.addFile(spec);
  });
} else {
  // Add each .js file to the mocha instance
  var testDir = process.env['chimp.path'];
  glob.sync(path.join(testDir, '**')).filter(function (file) {
    // Only keep the .js files
    return file.substr(-3) === '.js';
  }).forEach(function (file) {
    mocha.addFile(file);
  });
}

try {
  // Run the tests.
  mocha.run(function (failures) {
    exit(failures);
  });
} catch (e) {
  throw e;
}

new Fiber(function runJasmineInFiber() {
  const projectDir = process.env.PWD;
  const testsDir = process.env['chimp.path'];
  process.chdir(testsDir);

  const Jasmine = require('jasmine');
  const jasmine = new Jasmine();

  // Capability to add multiple spec filters
  const specFilters = [];
  jasmine.env.specFilter = function shouldRunSpec(spec) {
    return _.every(specFilters, specFilter => specFilter(spec));
  };

  jasmine.jasmine.addSpecFilter = function addSpecFilter(filterFn) {
    specFilters.push(filterFn);
  };

  if (parseBoolean(process.env['chimp.watch'])) {

new _fibers2.default(function runJasmineInFiber() {
  var testsDir = process.env['chimp.path'];
  process.chdir(testsDir);

  var Jasmine = require('jasmine');
  var jasmine = new Jasmine();

  // Capability to add multiple spec filters
  var specFilters = [];
  jasmine.env.specFilter = function shouldRunSpec(spec) {
    return _underscore2.default.every(specFilters, function (specFilter) {
      return specFilter(spec);
    });
  };

  jasmine.jasmine.addSpecFilter = function addSpecFilter(filterFn) {
    specFilters.push(filterFn);
  };