Module: QB::Util::Interop

Includes:
SemanticLogger::Loggable
Defined in:
lib/qb/util/interop.rb

Class Method Summary collapse

Class Method Details

.receive ⇒ return_type

TODO:

Document receive method.

Returns @todo Document return value.

Parameters:

  • arg_name (type) —

    @todo Add name param description.

Returns:

  • (return_type) —

    @todo Document return value.



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# File 'lib/qb/util/interop.rb', line 55

def receive
  logger.debug "Starting #receive..."
  
  # method body
  yaml = $stdin.read
  
  payload = YAML.load yaml
  
  logger.debug "Parsed",
    payload: payload
  
  # data = payload.fetch 'data'
  method = payload.fetch 'method'
  args = payload['args'] || []
  kwds = payload['kwds'] || {}
  args << kwds.symbolize_keys unless kwds.empty?
  
  result = if payload['data']
    send_to_instance payload['data'], method, *args
    
  elsif payload['const']
    send_to_const payload['const'], method, *args
    
  else
    raise ArgumentError.new binding.erb <<-ERB
      Expected payload to have 'data' or 'const' keys, neither found:
      
      Payload:
      
          <%= payload.pretty_inspect %>
      
      Input YAML:
      
          <%= yaml %>
      
    ERB
  end
  
  logger.debug "send succeeded", result: result
  
  yaml = result.to_yaml # don't work: sort_keys: true, use_header: true
  
  logger.debug "writing YAML:\n\n#{ yaml }"
  
  $stdout.write yaml
  
  logger.debug "done."
end

.send_to_const(name, method_name, *args) ⇒ return_type

TODO:

Document receive method.

Returns @todo Document return value.

Parameters:

  • arg_name (type) —

    @todo Add name param description.

Returns:

  • (return_type) —

    @todo Document return value.



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# File 'lib/qb/util/interop.rb', line 35

def send_to_const name, method_name, *args
  logger.debug "Starting #send_to_const..."
  
  const = name.to_const
  
  logger.debug "Found constant", const: const
  
  const.public_send method_name, *args
  
end

.send_to_instance(data, method_name, *args) ⇒ Object 



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# File 'lib/qb/util/interop.rb', line 13

def send_to_instance data, method_name, *args
  logger.debug "Starting #send_to_instance..."
  
  obj = if  data.is_a?( Hash ) &&
            data.key?( NRSER::Meta::Props::DEFAULT_CLASS_KEY )
    NRSER::Meta::Props.UNSAFE_load_instance_from_data data
  else
    data
  end
  
  obj.send method_name, *args
end