Module: HDLRuby::High::HRef

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

Overview

Enhance references with possibility to act like a writing branch.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object

Properties of expressions are also required



2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
 
# File 'lib/HDLRuby/hruby_high.rb', line 2702

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

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

Instance Method Details

#each(&ruby_block) ⇒ Object

Iterate over the elements.

Returns an enumerator if no ruby block is given.



2729
2730
2731
2732
2733
2734
2735
2736
 
# File 'lib/HDLRuby/hruby_high.rb', line 2729

def each(&ruby_block)
    # No ruby block? Return an enumerator.
    return to_enum(:each) unless ruby_block
    # A block? Apply it on each element.
    self.type.range.heach do |i|
        yield(self[i])
    end
end

#to_event ⇒ Object

Converts to a new event.



2722
2723
2724
 
# File 'lib/HDLRuby/hruby_high.rb', line 2722

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

#to_ref ⇒ Object

Converts to a new reference.

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

Raises:



2717
2718
2719
 
# File 'lib/HDLRuby/hruby_high.rb', line 2717

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

#write(target, &ruby_block) ⇒ Object

Transmits +target+ to the reference and execute +ruby_block+ if any.



895
896
897
898
 
# File 'lib/HDLRuby/std/channel.rb', line 895

def write(target,&ruby_block)
    self <= target
    ruby_block.call if ruby_block
end