def create(user_name, repo_name, issue_id, params={})
      _update_user_repo_params(user_name, repo_name)
      _validate_user_repo_params(user, repo) unless user? && repo?
      _validate_presence_of issue_id

      normalize! params
      # _merge_mime_type(:issue_comment, params)
      filter! VALID_ISSUE_COMMENT_PARAM_NAME, params
      assert_required_keys(%w[ content ], params)

      post_request("/1.0/repositories/#{user}/#{repo.downcase}/issues/#{issue_id}/comments/", params)
    end
def create(user_name, repo_name, issue_id, params={})
      _update_user_repo_params(user_name, repo_name)
      _validate_user_repo_params(user, repo) unless user? && repo?
      _validate_presence_of issue_id

      normalize! params
      # _merge_mime_type(:issue_comment, params)
      filter! VALID_ISSUE_COMMENT_PARAM_NAME, params
      assert_required_keys(%w[ content ], params)

      post_request("/1.0/repositories/#{user}/#{repo.downcase}/issues/#{issue_id}/comments/", params)
    end
Create a comment

 = Inputs
  <tt>:content</tt> Required string

 = Examples
  bitbucket = BitBucket.new
  bitbucket.issues.comments.create 'user-name', 'repo-name', 'issue-id',
     "content" => 'a new comment'