Class: Y2R::AST::YCP::Const

Inherits:

Node

• Object
• OpenStruct
• Node
• Y2R::AST::YCP::Const

Defined in:

lib/y2r/ast/ycp.rb

Instance Method Summary

• #compile(context) ⇒ Object
• #never_nil? ⇒ Boolean

Methods inherited from Node

#always_returns?, #compile_as_copy_if_needed, #compile_statements, #compile_statements_inside_block, #compile_statements_with_whitespace, #creates_local_scope?, #needs_copy?, #optimize_last_statement, #optimize_next, #optimize_return, #remove_duplicate_imports, transfers_comments

Instance Method Details

#compile(context) ⇒ Object

# File 'lib/y2r/ast/ycp.rb', line 1086

def compile(context)
  case type
    when :void
      Ruby::Literal.new(:value => nil)
    when :bool
      case value
        when "true"
          Ruby::Literal.new(:value => true)
        when "false"
          Ruby::Literal.new(:value => false)
        else
          raise "Unknown boolean value: #{value.inspect}."
      end
    when :int
      Ruby::Literal.new(:value => value.to_i)
    when :float
      Ruby::Literal.new(:value => value.sub(/\.$/, ".0").to_f)
    when :symbol
      Ruby::Literal.new(:value => value.to_sym)
    when :string
      Ruby::Literal.new(:value => value)
    when :path
      Ruby::MethodCall.new(
        :receiver => nil,
        :name     => "path",
        :args     => [Ruby::Literal.new(:value => value)],
        :block    => nil,
        :parens   => true
      )
    else
      raise "Unknown const type: #{type.inspect}."
  end
end

#never_nil? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/y2r/ast/ycp.rb', line 1122

def never_nil?
  return type != :void
end