Method: HDLRuby::High::SystemI#choice

Defined in:
lib/HDLRuby/hruby_high.rb

#choice(configuration = {}) ⇒ Object

Adds alternative system +systemT+



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# File 'lib/HDLRuby/hruby_high.rb', line 2375

def choice(configuration = {})
    # Process the argument.
    configuration.each do |k,v|
        k = k.to_sym
        unless v.is_a?(SystemT) then
            raise "Invalid class for a system type: #{v.class}"
        end
        # Create an eigen system.
        eigen = v.instantiate(HDLRuby.uniq_name(self.name)).systemT
        # Ensure its interface corresponds.
        my_signals = self.each_signal.to_a
        if (eigen.each_signal.with_index.find { |sig,i|
            !sig.eql?(my_signals[i])
        }) then
        raise "Invalid system for configuration: #{systemT.name}." 
        end
        # Add it.
        # At the HDLRuby::High level
        @choices = { self.name => self.systemT } unless @choices
        @choices[k] = eigen
        # At the HDLRuby::Low level
        self.add_systemT(eigen)
    end
end