class Toys::StandardMiddleware::ShowRootVersion


‘–version` flag is given.
A middleware that displays a version string for the root tool if the
#

def config(tool, _loader)

Other tags:
    Private: - 
def config(tool, _loader)
  if @version_string && tool.root?
    tool.add_flag(SHOW_VERSION_KEY, @version_flags,
                  report_collisions: false, desc: @version_flag_desc)
  end
  yield
end

def initialize(version_string: nil,

Parameters:
  • stream (IO) -- Output stream to write to. Default is stdout.
  • version_flags (Array) -- A list of flags that should
  • version_string (String) -- The string that should be displayed. 
def initialize(version_string: nil,
               version_flags: DEFAULT_VERSION_FLAGS,
               version_flag_desc: DEFAULT_VERSION_FLAG_DESC,
               stream: $stdout)
  @version_string = version_string
  @version_flags = version_flags
  @version_flag_desc = version_flag_desc
  @output = stream
end

def run(context)

Other tags:
    Private: - 
def run(context)
  if context[SHOW_VERSION_KEY]
    @output.puts(@version_string)
  else
    yield
  end
end