Method: Ridley::Chef::Cookbook.from_path

Defined in:
lib/ridley/chef/cookbook.rb

.from_path(path) ⇒ Ridley::Chef::Cookbook

Creates a new instance of Ridley::Chef::Cookbook from a path on disk containing a Cookbook.

The name of the Cookbook is determined by the value of the name attribute set in the cookbooks’ metadata. If the name attribute is not present the name of the loaded cookbook is determined by directory containing the cookbook.

Parameters:

  • path (#to_s) —

    a path on disk to the location of a Cookbook

Returns:

Raises:

  • (IOError) —

    if the path does not contain a metadata.rb or metadata.json file



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# File 'lib/ridley/chef/cookbook.rb', line 32

def from_path(path)
  path = Pathname.new(path)

  if (file = path.join(Metadata::COMPILED_FILE_NAME)).exist?
    metadata = Metadata.from_json(File.read(file))
  elsif (file = path.join(Metadata::RAW_FILE_NAME)).exist?
    metadata = Metadata.from_file(file)
  else
    raise IOError, "no #{Metadata::COMPILED_FILE_NAME} or #{Metadata::RAW_FILE_NAME} found at #{path}"
  end

  unless metadata.name.presence
    raise Ridley::Errors::MissingNameAttribute.new(path)
  end

  new(metadata.name, path, metadata)
end