class GirFFI::Builders::CallbackReturnValueBuilder
Implements building post-processing statements for return values of callbacks.
Public Instance Methods
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 11 def post_conversion optional_outgoing_ref + base_post_conversion end
Private Instance Methods
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 33 def base_post_conversion if !has_post_conversion? [] elsif specialized_type_tag == :object ["#{post_converted_name} = #{post_convertor.conversion}.to_ptr"] else ["#{post_converted_name} = #{post_convertor.conversion}"] end end
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 17 def has_post_conversion? relevant? && needs_ruby_to_c_conversion? end
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 21 def needs_ruby_to_c_conversion? type_info.needs_ruby_to_c_conversion_for_callbacks? end
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 25 def optional_outgoing_ref if outgoing_ref_needed? ["#{capture_variable_name}.ref"] else [] end end
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 47 def outgoing_ref_needed? ownership_transfer == :everything && specialized_type_tag == :object end
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# File lib/gir_ffi/builders/callback_return_value_builder.rb, line 43 def post_convertor @post_convertor ||= RubyToCConvertor.new(type_info, capture_variable_name) end