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require 'gir_ffi/builders/base_argument_builder' require 'gir_ffi/builders/c_to_ruby_convertor' require 'gir_ffi/builders/closure_convertor' module GirFFI module Builders # Implements building post-processing statements for return values. class ReturnValueBuilder < BaseArgumentBuilder def relevant? !void_return_value? && !arginfo.skip? end def capture_variable_name @capture_variable_name ||= new_variable if relevant? end def post_converted_name @post_converted_name ||= if has_post_conversion? new_variable else capture_variable_name end end def return_value_name post_converted_name if has_return_value_name? end def post_conversion if has_post_conversion? ["#{post_converted_name} = #{post_convertor.conversion}"] else [] end end private def has_post_conversion? closure? || type_info.needs_c_to_ruby_conversion_for_functions? end def post_convertor @post_convertor ||= if closure? ClosureConvertor.new(capture_variable_name) else CToRubyConvertor.new(type_info, capture_variable_name, length_argument_name) end end def length_argument_name length_arg && length_arg.post_converted_name end def void_return_value? specialized_type_tag == :void && !type_info.pointer? end def has_return_value_name? relevant? && !array_arg end end end end
Version data entries
7 entries across 7 versions & 1 rubygems