# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1593607505 -7200
# Node ID 8fb0e507491dcefd3e33ed21fb58d084c3c752fb
# Parent  35e5bb8acfc9a5c9f02613c7e26b5d9bd6c72618
patch 8.2.1106: crash when trying to use s: variable in typed command

Commit: https://github.com/vim/vim/commit/8e6cbb72324b6fb25d1a9abd6cc4d102d0e5f14e
Author: Bram Moolenaar <Bram@vim.org>
Date:   Wed Jul 1 14:38:12 2020 +0200

    patch 8.2.1106: crash when trying to use s: variable in typed command

    Problem:    Crash when trying to use s: variable in typed command.
    Solution:   Don't use the script index when not set. (Ken Takata,
                closes #6366)

diff --git a/src/testdir/test_vimscript.vim b/src/testdir/test_vimscript.vim
--- a/src/testdir/test_vimscript.vim
+++ b/src/testdir/test_vimscript.vim
@@ -2007,6 +2007,7 @@ func Test_float_conversion_errors()
   endif
 endfunc
 
+" invalid function names               {{{1
 func Test_invalid_function_names()
   " function name not starting with capital
   let caught_e128 = 0
@@ -2067,7 +2068,7 @@ func Test_invalid_function_names()
   call delete('Xscript')
 endfunc
 
-" substring and variable name
+" substring and variable name              {{{1
 func Test_substring_var()
   let str = 'abcdef'
   let n = 3
@@ -2087,6 +2088,20 @@ func Test_substring_var()
   unlet b:nn
 endfunc
 
+" Test using s: with a typed command              {{{1
+func Test_typed_script_var()
+  CheckRunVimInTerminal
+
+  let buf = RunVimInTerminal('', {'rows': 6})
+
+  " Deep nesting of if ... endif
+  call term_sendkeys(buf, ":echo get(s:, 'foo', 'x')\n")
+  call TermWait(buf)
+  call WaitForAssert({-> assert_match('^E116:', term_getline(buf, 5))})
+
+  call StopVimInTerminal(buf)
+endfunc
+
 "-------------------------------------------------------------------------------
 " Modelines								    {{{1
 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1106,
+/**/
     1105,
 /**/
     1104,
diff --git a/src/vim9compile.c b/src/vim9compile.c
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -2339,6 +2339,9 @@ find_imported(char_u *name, size_t len, 
     scriptitem_T    *si = SCRIPT_ITEM(current_sctx.sc_sid);
     int		    idx;
 
+    if (current_sctx.sc_sid <= 0)
+	return NULL;
+    si = SCRIPT_ITEM(current_sctx.sc_sid);
     if (cctx != NULL)
 	for (idx = 0; idx < cctx->ctx_imports.ga_len; ++idx)
 	{