Class: GirFFI::Builders::VFuncBuilder
Overview
Implements the creation of a class representing the implementation of a vfunc. This class will be able to turn a proc into an FFI::Function that can serve as such an implementation in C. The class will be namespaced inside class defining the vfunc.
Instance Attribute Summary
#info
Instance Method Summary
collapse
#build_class, #initialize, #instantiate_class
#get_or_define_class, #get_or_define_module, #optionally_define_constant
Instance Method Details
#argument_ffi_types ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 48
def argument_ffi_types
@argument_ffi_types ||= info.argument_ffi_types.
unshift(receiver_type_info.to_callback_ffitype)
end
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#container_class ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 40
def container_class
@container_class ||= Builder.build_class(container_info)
end
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#container_info ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 44
def container_info
@container_info ||= info.container
end
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#klass ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 20
def klass
@klass ||= get_or_define_class container_class, @classname, CallbackBase
end
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#mapping_method_definition ⇒ Object
#receiver_type_info ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 36
def receiver_type_info
ReceiverTypeInfo.new(container_info)
end
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#return_ffi_type ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 53
def return_ffi_type
@return_ffi_type ||= info.return_ffi_type
end
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#setup_class ⇒ Object
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# File 'lib/gir_ffi/builders/vfunc_builder.rb', line 15
def setup_class
setup_constants
klass.class_eval mapping_method_definition
end
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