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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, <<RUBY]
def #{with_name}(#{param_source.join(", ")}, &#{block_param})
args = [#{param_source.join(", ")}]
::RBS.logger.debug { "#{full_method_name} with arguments: [" + args.map(&:inspect).join(", ") + "]" }
begin
return_from_call = false
block_calls = []
if block_given?
block_receives_block = #{block_param}.parameters.last&.yield_self {|type, _| type == :block }
wrapped_block = Object.new.instance_exec do
new_object = self
proc do |*block_args, &block2|
return_from_block = false
begin
block_result = if self.equal?(new_object)
if block_receives_block
#{block_param}.call(*block_args, &block2)
else
yield(*block_args)
end
else
# Detected that `self` inside `proc` is not equal to the `self` outside block (which is saved to `new_object`).
# This means that the block is called with `instance_exec` or `instance_eval`.
self.instance_exec(*block_args, &#{block_param})
end
return_from_block = true
ensure
exn = $!
case
when return_from_block
# Returned from yield
block_calls << ::RBS::Test::ArgumentsReturn.return(
arguments: block_args,
value: block_result
)
when exn
# Exception
block_calls << ::RBS::Test::ArgumentsReturn.exception(
arguments: block_args,
exception: exn
)
else
# break?
block_calls << ::RBS::Test::ArgumentsReturn.break(
arguments: block_args
)
end
end
block_result
end.ruby2_keywords
end
result = __send__(:"#{without_name}", *args, &wrapped_block)
else
result = __send__(:"#{without_name}", *args)
end
return_from_call = true
result
ensure
exn = $!
case
when return_from_call
::RBS.logger.debug { "#{full_method_name} return with value: " + result.inspect }
method_call = ::RBS::Test::ArgumentsReturn.return(
arguments: args,
value: result
)
when exn
::RBS.logger.debug { "#{full_method_name} exit with exception: " + exn.inspect }
method_call = ::RBS::Test::ArgumentsReturn.exception(
arguments: args,
exception: exn
)
else
::RBS.logger.debug { "#{full_method_name} exit with jump" }
method_call = ::RBS::Test::ArgumentsReturn.break(arguments: args)
end
trace = ::RBS::Test::CallTrace.new(
method_name: #{method_name.inspect},
method_call: method_call,
block_calls: block_calls,
block_given: block_given?,
)
::RBS::Test::Observer.notify(#{key.inspect}, self, trace)
end
result
end
ruby2_keywords :#{with_name}
RUBY
end
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