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# File 'lib/rbs/test/hook.rb', line 76
def self.hook_method_source(prefix, method_name, key, random:, params:)
with_name, without_name = alias_names(method_name, random)
full_method_name = "#{prefix}#{method_name}"
param_source = params.take_while {|param| param[0] == :req }
.map.with_index {|pair, index| pair[1] || "__req__#{random}__#{index}" }
param_source.push("*rest_args__#{random}")
block_param = "block__#{random}"
RBS.logger.debug {
"Generating method definition: def #{with_name}(#{param_source.join(", ")}, &#{block_param}) ..."
}
[__LINE__ + 1, "def \#{with_name}(\#{param_source.join(\", \")}, &\#{block_param})\n args = [\#{param_source.join(\", \")}]\n ::RBS.logger.debug { \"\#{full_method_name} with arguments: [\" + args.map(&:inspect).join(\", \") + \"]\" }\n\n begin\n return_from_call = false\n block_calls = []\n\n if block_given?\nblock_receives_block = \#{block_param}.parameters.last&.yield_self {|type, _| type == :block }\n\nwrapped_block = Object.new.instance_exec do\n new_object = self\n\n proc do |*block_args, &block2|\n return_from_block = false\n\n begin\n block_result = if self.equal?(new_object)\n if block_receives_block\n \#{block_param}.call(*block_args, &block2)\n else\n yield(*block_args)\n end\n else\n # Detected that `self` inside `proc` is not equal to the `self` outside block (which is saved to `new_object`).\n # This means that the block is called with `instance_exec` or `instance_eval`.\n self.instance_exec(*block_args, &\#{block_param})\n end\n\n return_from_block = true\n ensure\n exn = $!\n\n case\n when return_from_block\n # Returned from yield\n block_calls << ::RBS::Test::ArgumentsReturn.return(\n arguments: block_args,\n value: block_result\n )\n when exn\n # Exception\n block_calls << ::RBS::Test::ArgumentsReturn.exception(\n arguments: block_args,\n exception: exn\n )\n else\n # break?\n block_calls << ::RBS::Test::ArgumentsReturn.break(\n arguments: block_args\n )\n end\n end\n\n block_result\n end.ruby2_keywords\nend\n\nresult = __send__(:\"\#{without_name}\", *args, &wrapped_block)\n else\nresult = __send__(:\"\#{without_name}\", *args)\n end\n return_from_call = true\n result\n ensure\n exn = $!\n\n case\n when return_from_call\n::RBS.logger.debug { \"\#{full_method_name} return with value: \" + result.inspect }\nmethod_call = ::RBS::Test::ArgumentsReturn.return(\n arguments: args,\n value: result\n)\n when exn\n::RBS.logger.debug { \"\#{full_method_name} exit with exception: \" + exn.inspect }\nmethod_call = ::RBS::Test::ArgumentsReturn.exception(\n arguments: args,\n exception: exn\n)\n else\n::RBS.logger.debug { \"\#{full_method_name} exit with jump\" }\nmethod_call = ::RBS::Test::ArgumentsReturn.break(arguments: args)\n end\n\n trace = ::RBS::Test::CallTrace.new(\nmethod_name: \#{method_name.inspect},\nmethod_call: method_call,\nblock_calls: block_calls,\nblock_given: block_given?,\n )\n\n ::RBS::Test::Observer.notify(\#{key.inspect}, self, trace)\n end\n\n result\nend\n\nruby2_keywords :\#{with_name}\n"]
end
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