anchor.diff:  
   
   %% =====================================================================
  -%% @spec record_field(Name::syntaxTree(), Value) -> syntaxTree()
  -%%	    Value = none | syntaxTree()
  -%%
   %% @doc Creates an abstract record field specification. If
   %% <code>Value</code> is <code>none</code>, the result represents
   %% simply "<code><em>Name</em></code>", otherwise it represents
  
positive.code: 
  
  %% =====================================================================
  %% @spec record_expr_type(syntaxTree()) -> syntaxTree()
  %%
  %% @doc Returns the type subtree of a <code>record_expr</code> node.
  %%
  %% @see record_expr/3
  
negative.code: 
  
  %% =====================================================================
  %% @doc Reverts a sequence of Erlang source code forms. The sequence can
  %% be given either as a <code>form_list</code> syntax tree (possibly
  %% nested), or as a list of "program form" syntax trees. If successful,
  