Module: Zoidberg::Shell::ClassMethods

Defined in:
lib/zoidberg/shell.rb

Instance Method Summary collapse

Instance Method Details

#new(*args, &block) ⇒ Object

Override real instance’s .new method to provide a proxy instance



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# File 'lib/zoidberg/shell.rb', line 281

def new(*args, &block)
  if(self.include?(Zoidberg::HardShell))
    proxy = Zoidberg::Proxy::Confined.new(self, *args, &block)
  elsif(self.include?(Zoidberg::SoftShell))
    proxy = Zoidberg::Proxy::Liberated.new(self, *args, &block)
  else
    raise TypeError.new "Unable to determine `Shell` type for this class `#{self}`!"
  end
  weak_ref = Zoidberg::WeakRef.new(proxy)
  Zoidberg::Proxy.register(weak_ref.__id__, proxy)
  ObjectSpace.define_finalizer(weak_ref, Zoidberg::Proxy.method(:scrub!))
  weak_ref
end

#trap_exit(m_name = nil) ⇒ String, Symbol

Trap unhandled exceptions from linked instances and handle via given method name

Parameters:

  • m_name (String, Symbol) (defaults to: nil) —

    method handler name

Returns:

  • (String, Symbol) 


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# File 'lib/zoidberg/shell.rb', line 300

def trap_exit(m_name=nil)
  if(m_name)
    @m_name = m_name
  end
  @m_name
end