Class: InvokeInstanceMethodHandler

Inherits:
AbstractHandler show all
Defined in:
lib/hypertube-ruby-sdk/core/handler/invoke_instance_method_handler.rb

Instance Method Summary collapse

Methods inherited from AbstractHandler

#handle_command, #validate

Constructor Details

#initialize ⇒ InvokeInstanceMethodHandler

Returns a new instance of InvokeInstanceMethodHandler.



6
7
8
 
# File 'lib/hypertube-ruby-sdk/core/handler/invoke_instance_method_handler.rb', line 6

def initialize
  @required_parameters_count = 2
end

Instance Method Details

#invoke_instance_method(command) ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/hypertube-ruby-sdk/core/handler/invoke_instance_method_handler.rb', line 14

def invoke_instance_method(command)
  validate(command, @required_parameters_count, self.class.name)

  instance = command.payload[0]
  method_name = command.payload[1]

  return instance.send(method_name) unless command.payload.length > 2

  arguments = command.payload[2..]
  instance.send(method_name, *arguments)
rescue NoMethodError => e
  puts e.message
  methods = instance.methods
  message = "Method #{method_name} not found in object of class #{instance.class.name}. Available methods:\n"
  methods.each { |method_iter| message += "#{method_iter}\n" }
  raise Exception, message
end

#process(command) ⇒ Object 



10
11
12
 
# File 'lib/hypertube-ruby-sdk/core/handler/invoke_instance_method_handler.rb', line 10

def process(command)
  invoke_instance_method(command)
end