Module: Smith::Utils

Included in:
ACL::Factory, AgentBootstrap, AgentProcess
Defined in:
lib/smith/utils.rb

Instance Method Summary collapse

Instance Method Details

#agent_path(name) ⇒ Pathname

Searches the agent load path for agents. If there are multiple agents with the same name in different directories the first wins.

Parameters:

  • name (String) —

    the name of the agent.

Returns:

  • (Pathname) —

    the path of the agent.



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# File 'lib/smith/utils.rb', line 9

def agent_path(name)
  Smith.agent_paths.each do |path|
    p = path_from_class(path, name)
    return p if p.exist?
  end
  return nil
end

#class_from_name(name) ⇒ Class

Performs a Kernel.const_get on each element of the class.

Parameters:

  • name (String)

Returns:

  • (Class) —

    the agent class



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# File 'lib/smith/utils.rb', line 38

def class_from_name(name)
  name.to_s.split(/::/).inject(Kernel) { |acc, t| acc.const_get(t) }
end

#class_name_from_path(root, path) ⇒ Object 



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# File 'lib/smith/utils.rb', line 28

def class_name_from_path(root, path)
  relative_path = path.relative_path_from(root)
  parts = relative_path.split
  parts.map { |p| p.to_s.camel_case }.join('::')
end

#path_from_class(root, clazz) ⇒ Object

Constructs a path from a root and a fully qualified class.

@@return [Pathname] the path

Parameters:

  • root (Pathname) —

    the root path.

  • clazz (String) —

    the fully qualified class.



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# File 'lib/smith/utils.rb', line 22

def path_from_class(root, clazz)
  parts = clazz.split(/::/).map(&:snake_case)
  parts[-1] = "#{parts[-1]}.rb"
  Pathname.new(root).join(*parts)
end