var stringUtil = require('ember-cli/lib/utilities/string');

module.exports = {
  description: 'Generates a new custom assertion into tests/assertions/',

  locals: function(options) {
    var entity    = options.entity;
    var rawName   = entity.name;
    var name      = stringUtil.dasherize(rawName);
    var camelName = stringUtil.camelize(rawName);

    return {
      name: name,
      camelName: camelName
    };
  }
}

@@ -32,29 +32,21 @@
 -cli
-/lib/utilities/string
+-string-utils
 ');%0A

Update require statement for string utils