module Github::GitData::References

def _validate_reference ref 

def _validate_reference ref
  unless VALID_REF_PARAM_VALUES['ref'] =~ "refs/#{ref}"
    raise ArgumentError, "Provided 'reference' is invalid"
  end
end

def create_reference(user_name, repo_name, params={})


"sha" => "827efc6d56897b048c772eb4087f854f46256132"
"ref" => "refs/heads/master",
@github.git_data.create_reference 'user-name', 'repo-name',
@github = Github.new
= Examples

* :sha - String of the SHA1 value to set this reference to
* :ref - String of the name of the fully qualified reference (ie: refs/heads/master). If it doesn’t start with ‘refs’ and have at least two slashes, it will be rejected.
= Inputs

Create a reference 
def create_reference(user_name, repo_name, params={})
  _update_user_repo_params(user_name, repo_name)
  _validate_user_repo_params(user, repo) unless user? && repo?
  _normalize_params_keys params
  _filter_params_keys VALID_REF_PARAM_NAMES, params
  _validate_reference params['ref']
  _validate_inputs(%w[ ref sha ], params)
  post("/repos/#{user}/#{repo}/git/refs", params)
end

def reference(user_name, repo_name, ref, params={})


@github.git_data.reference 'user-name', 'repo-name', 'reference'
@github = Github.new
= Examples

heads/sc/featureA
branch named sc/featureA would be formatted as
not just branch. For example, the call to get the data for a
The ref in the URL must be formatted as heads/branch,

Get a reference 
def reference(user_name, repo_name, ref, params={})
  _update_user_repo_params(user_name, repo_name)
  _validate_user_repo_params(user, repo) unless user? && repo?
  _validate_presence_of ref
  _validate_reference ref
  _normalize_params_keys params
  get("/repos/#{user}/#{repo}/git/refs/#{ref}", params)
end

def references(user_name, repo_name, ref=nil, params={})


@github.git_data.references 'user-name', 'repo-name', 'tags'

@github.git_data.references 'user-name', 'repo-name'
@github = Github.new
= Examples

though that would be the most common.
Anything in the namespace, not just heads and tags,
including things like notes and stashes if they exist on the server.
This will return an array of all the references on the system,

Get all references 
def references(user_name, repo_name, ref=nil, params={})
  _update_user_repo_params(user_name, repo_name)
  _validate_user_repo_params(user, repo) unless user? && repo?
  _normalize_params_keys(params)
  response = if ref
    _validate_reference ref
    get("/repos/#{user}/#{repo}/git/refs/#{ref}", params)
  else
    get("/repos/#{user}/#{repo}/git/refs", params)
  end
  return response unless block_given?
  response.each { |el| yield el }
end

def update_reference(user_name, repo_name, ref, params={})


"force" => true
"sha" => "827efc6d56897b048c772eb4087f854f46256132",
@github.git_data.create_reference 'user-name', 'repo-name',
@github = Github.new
= Examples

* :force - Boolean indicating whether to force the update or to make sure the update is a fast-forward update. The default is false, so leaving this out or setting it to false will make sure you’re not overwriting work.
* :sha - String of the SHA1 value to set this reference to
= Inputs

Update a reference 
def update_reference(user_name, repo_name, ref, params={})
  _update_user_repo_params(user_name, repo_name)
  _validate_user_repo_params(user, repo) unless user? && repo?
  _validate_presence_of ref
  _validate_reference ref
  _normalize_params_keys(params)
  _filter_params_keys(VALID_REF_PARAM_NAMES, params)
  _validate_inputs(%w[ sha ], params)
  patch("/repos/#{user}/#{repo}/git/refs/#{ref}", params)
end