Module: HDLRuby::High::HRef

Included in:
RefConcat, RefIndex, RefName, RefObject, RefRange, RefThis, SignalC, SignalI
Defined in:
lib/HDLRuby/hruby_high.rb

Overview

Module giving high-level reference properties.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object

Properties of expressions are also required



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# File 'lib/HDLRuby/hruby_high.rb', line 3630

def self.included(klass)
    klass.class_eval do
        include HExpression
        include HArrow

        # Update the initialize to handle struct types accesses if
        # it is not a RefObject, this latter being a proxy to a
        # real component.
        if klass != RefObject then
            original_initialize = instance_method(:initialize)
            define_method(:initialize) do |*args, &block|
                original_initialize.bind(self).call(*args,&block)
                # Now process it if it is a structured type.
                if self.type.struct? then
                    self.type.each do |name,typ|
                        self.define_singleton_method(name) do
                            RefName.new(typ,self,name)
                        end
                    end
                end
            end
        end

        # Converts to a new expression.
        def to_expr
            self.to_ref
        end
    end
end

Instance Method Details

#objects ⇒ Object

Get the refered objects.



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# File 'lib/HDLRuby/hruby_high.rb', line 3674

def objects
    return [ self.object] if self.is_a?(RefObject)
    return self.each.map { |ref| ref.objects }.flatten
end

#to_event ⇒ Object

Converts to a new event.



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# File 'lib/HDLRuby/hruby_high.rb', line 3668

def to_event
    # return Event.new(:change,self.to_ref)
    return Event.new(:anyedge,self.to_ref)
end

#to_ref ⇒ Object

Converts to a new reference.

NOTE: to be redefined in case of non-reference class.

Raises:



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# File 'lib/HDLRuby/hruby_high.rb', line 3663

def to_ref
    raise AnyError, "Internal error: to_ref not defined yet for class: #{self.class}"
end