class GObjectIntrospection::CallableInfo
Public Instance Methods
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# File lib/gobject-introspection/callable-info.rb, line 68 def description signature end
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# File lib/gobject-introspection/callable-info.rb, line 62 def have_return_value? return true if return_type.tag != TypeTag::VOID return true if return_type.pointer? not n_out_args.zero? end
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# File lib/gobject-introspection/callable-info.rb, line 25 def in_args @in_args ||= compute_in_args end
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# File lib/gobject-introspection/callable-info.rb, line 77 def inspect super.gsub(/>\z/) do " signature=<#{signature}>" + " name=#{name.inspect}" + " arguments=#{args.inspect}" + " return_type=#{return_type.inspect}" + " may_return_type_null=#{may_return_null?.inspect}>" end end
Calls superclass method
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# File lib/gobject-introspection/callable-info.rb, line 35 def n_in_args in_args.size end
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# File lib/gobject-introspection/callable-info.rb, line 58 def n_out_args out_args.size end
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# File lib/gobject-introspection/callable-info.rb, line 39 def n_required_in_args required_in_args.size end
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# File lib/gobject-introspection/callable-info.rb, line 47 def out_args @out_args ||= args.find_all do |arg| case arg.direction when Direction::OUT, Direction::INOUT true else false end end end
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# File lib/gobject-introspection/callable-info.rb, line 43 def require_callback? (@require_callback ||= compute_require_callback) == :required end
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# File lib/gobject-introspection/callable-info.rb, line 29 def required_in_args @required_in_args ||= in_args.reject do |arg| arg.may_be_null? end end
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# File lib/gobject-introspection/callable-info.rb, line 72 def signature argument_signatures = args.collect(&:signature).join(", ") "#{name}(#{argument_signatures}): #{return_type.description}" end
Private Instance Methods
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# File lib/gobject-introspection/callable-info.rb, line 88 def compute_in_args array_length_indexes = [] callback_indexes = [] closure_indexes = [] destroy_indexes = [] args.each_with_index do |arg, i| if arg.type.tag == TypeTag::ARRAY array_length = arg.type.array_length array_length_indexes << array_length if array_length != -1 end unless arg.scope == ScopeType::INVALID callback_indexes << i closure_index = arg.closure closure_indexes << closure_index if closure_index != -1 destroy_index = arg.destroy destroy_indexes << destroy_index if destroy_index != -1 end end args.find_all.with_index do |arg, i| case arg.direction when Direction::IN, Direction::INOUT if array_length_indexes.include?(i) false elsif callback_indexes.include?(i) false elsif closure_indexes.include?(i) false elsif destroy_indexes.include?(i) false else true end else arg.output_buffer? end end end
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# File lib/gobject-introspection/callable-info.rb, line 128 def compute_require_callback args.each do |arg| if arg.direction == Direction::IN and arg.scope != ScopeType::INVALID and !arg.may_be_null? return :required end end :not_required end