Module: Hijacker::MethodDefiner

Included in:
Hijacker
Defined in:
lib/hijacker/method_definer.rb

Instance Method Summary collapse

Instance Method Details

#define_hijacked(methods, receiver, uri) ⇒ Object



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# File 'lib/hijacker/method_definer.rb', line 4

def define_hijacked(methods, receiver, uri)
  methods.each do |met|
    receiver.send(:alias_method, :"__original_#{met}", :"#{met}")
    receiver.send(:undef_method, :"#{met}")
    writer = (met =~ /=$/)
    receiver.class_eval "      def \#{met}(\#{writer ? 'arg' : '*args, &blk'})\n        _args = \#{writer ? '[arg]' : 'args'}\n        _args += [blk] if block_given?\n        begin\n          __original_\#{met}(\#{writer ? 'arg' : '*args, &blk'}).tap do |retval|\n            Hijacker.register :\#{met}, _args, retval, nil, self, \#{uri.inspect}\n          end\n        rescue=>error\n          Hijacker.register :\#{met}, _args, nil, error, self, \#{uri.inspect}\n          raise error\n        end\n      end\n"
  end
end