Class: Y2R::AST::YCP::Break

Inherits:
Node
  • Object
show all
Defined in:
lib/y2r/ast/ycp.rb

Instance Method Summary collapse

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?, #never_nil?, #optimize_last_statement, #optimize_next, #optimize_return, #remove_duplicate_imports, transfers_comments

Instance Method Details

#compile(context) ⇒ Object 



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# File 'lib/y2r/ast/ycp.rb', line 865

def compile(context)
  case context.innermost(While, Do, Repeat, UnspecBlock, Case, Default)
    when While, Do, Repeat
      Ruby::Break.new
    when UnspecBlock
      Ruby::MethodCall.new(
        :receiver => nil,
        :name     => "raise",
        :args     => [Ruby::Variable.new(:name => "Break")],
        :block    => nil,
        :parens   => false
      )
    when Case
      raise NotImplementedError,
          "Case with a break in the middle encountered. These are not supported."
    when Default
      raise NotImplementedError,
          "Default with a break in the middle encountered. These are not supported."
    else
      raise "Misplaced \"break\" statement."
  end
end