module GirFFI::Builders::WithLayout
Implements the creation of classes representing types with layout, i.e., :union, :struct, :object. NOTE: This module depends on methods in RegisteredTypeBuilder
.
Public Instance Methods
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# File lib/gir_ffi/builders/with_layout.rb, line 11 def layout_specification spec = base_layout_specification if spec.empty? dummy_layout_specification else spec end end
Private Instance Methods
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# File lib/gir_ffi/builders/with_layout.rb, line 37 def base_layout_specification fields.flat_map(&:layout_specification) end
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# File lib/gir_ffi/builders/with_layout.rb, line 29 def dummy_layout_specification if parent_info [:parent, superclass::Struct, 0] else [:dummy, :char, 0] end end
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# File lib/gir_ffi/builders/with_layout.rb, line 41 def klass @klass ||= get_or_define_class namespace_module, @classname, superclass end
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# File lib/gir_ffi/builders/with_layout.rb, line 22 def setup_layout spec = layout_specification struct_class.class_eval do layout(*spec) end end
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# File lib/gir_ffi/builders/with_layout.rb, line 45 def struct_class @struct_class ||= get_or_define_class klass, :Struct, layout_superclass end