vim-patch:7.4.2237

Problem:    Can't use "." and "$" with ":tab".
Solution:   Support a range for ":tab". (Hirohito Higashi)

https://github.com/vim/vim/commit/9b7f8ce9eb3cb704f8cc14ab659bf86b1d6dc13c

1 files changed, 13 insertions, 8 deletions

diff --git a/src/nvim/ex_docmd.c b/src/nvim/ex_docmd.c
index 9f83688e1e..cbe4d19d2c 100644
--- a/src/nvim/ex_docmd.c
+++ b/src/nvim/ex_docmd.c
@@ -1302,8 +1302,7 @@ static char_u * do_one_cmd(char_u **cmdlinep,
      * 2. Handle command modifiers.
      */
     p = ea.cmd;
-    if (ascii_isdigit(*ea.cmd))
-      p = skipwhite(skipdigits(ea.cmd));
+    p = skip_range(ea.cmd, NULL);
     switch (*p) {
     /* When adding an entry, also modify cmd_exists(). */
     case 'a':   if (!checkforcmd(&ea.cmd, "aboveleft", 3))
@@ -1406,12 +1405,18 @@ static char_u * do_one_cmd(char_u **cmdlinep,
       continue;
 
     case 't':   if (checkforcmd(&p, "tab", 3)) {
-        if (ascii_isdigit(*ea.cmd))
-          cmdmod.tab = atoi((char *)ea.cmd) + 1;
-        else
-          cmdmod.tab = tabpage_index(curtab) + 1;
-        ea.cmd = p;
-        continue;
+      long tabnr = get_address(&ea, &ea.cmd, ADDR_TABS, ea.skip, false);
+      if (tabnr == MAXLNUM) {
+        cmdmod.tab = tabpage_index(curtab) + 1;
+      } else {
+        if (tabnr < 0 || tabnr > LAST_TAB_NR) {
+          errormsg = (char_u *)_(e_invrange);
+          goto doend;
+        }
+        cmdmod.tab = tabnr + 1;
+      }
+      ea.cmd = p;
+      continue;
     }
       if (!checkforcmd(&ea.cmd, "topleft", 2))
         break;