* eval.c (eval_init): New functions registered.

* lib.c (sub_list, replace_list, vectorp): New functions.
(sub_vec): Allow negative indices from end of array.
(replace_vec): New function.

* lib.h (sub_list, replace_list, vectorp, replace_vec): Declared.

* parser.l (DOTDOT): Scan .. as new token.

* parser.y (DOTDOT): New token.
(expr): New syntax with DOTDOT.
(yybadtoken): Handle DOTDOT.

* txr.vim: Added new functions. Also missing append* and dwim.

* txr.1: Updated.

1 files changed, 5 insertions, 0 deletions

diff --git a/parser.l b/parser.l
index 7875f81b..d9883e6c 100644
--- a/parser.l
+++ b/parser.l
@@ -408,6 +408,11 @@ UONLY   {U2}{U}|{U3}{U}{U}|{U4}{U}{U}{U}
                           return '#';
                         }
 
+<NESTED>\.\.            {
+                          yylval.lineno = lineno;
+                          return DOTDOT;
+                        }
+
 <SPECIAL>@              {
                           yy_pop_state();
                           yylval.lexeme = chk_strdup(L"@");