Class: Apricot::QualifiedReference

Inherits:
Object
  • Object
show all
Defined in:
lib/apricot/variables.rb

Instance Method Summary collapse

Constructor Details

#initialize(name, qualifier) ⇒ QualifiedReference

Returns a new instance of QualifiedReference.



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# File 'lib/apricot/variables.rb', line 20

def initialize(name, qualifier)
  unless qualifier.is_a? Module # Namespaces are Modules as well.
    raise ArgumentError, "qualifier for #{self.class} must be a Namespace or Module"
  end

  @name = name
  @qualifier = qualifier
  @on_namespace = qualifier.is_a? Namespace
end

Instance Method Details

#bytecode(g) ⇒ Object 



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# File 'lib/apricot/variables.rb', line 30

def bytecode(g)
  if @qualifier.is_a?(Namespace) && !@qualifier.has_var?(@name)
    g.compile_error "Unable to resolve name #{@name} in namespace #{@qualifier}"
  end

  ns_id = Identifier.intern(@qualifier.name)
  g.push_const ns_id.const_names.first
  ns_id.const_names.drop(1).each {|n| g.find_const(n) }

  g.push_literal @name

  if on_namespace?
    g.send :get_var, 1
  else # @qualifier is a regular Ruby module
    g.send :method, 1
  end
end

#fn? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/apricot/variables.rb', line 57

def fn?
  on_namespace? && @qualifier.fns.include?(@name)
end

#meta ⇒ Object 



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# File 'lib/apricot/variables.rb', line 52

def meta
  on_namespace? && @qualifier.vars[@name] &&
    @qualifier.vars[@name].apricot_meta
end

#method? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/apricot/variables.rb', line 61

def method?
  !on_namespace? && @qualifier.respond_to?(@name)
end

#on_namespace? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/apricot/variables.rb', line 48

def on_namespace?
  @on_namespace
end