# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1615666503 -3600
# Node ID 291c57cf4731a95f47f628832424c93da4063ea6
# Parent  bc9303ef0b873a214646a77afd921b104d0c23e2
patch 8.2.2598: Vim9: :open does not need to be supported

Commit: https://github.com/vim/vim/commit/6508880d6ca98486efb9ab947c651a2b73a6e795
Author: Bram Moolenaar <Bram@vim.org>
Date:   Sat Mar 13 21:07:21 2021 +0100

    patch 8.2.2598: Vim9: :open does not need to be supported

    Problem:    Vim9: :open does not need to be supported.
    Solution:   Do not support :open in Vim9 script.

diff --git a/src/ex_docmd.c b/src/ex_docmd.c
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -6609,6 +6609,10 @@ ex_open(exarg_T *eap)
     regmatch_T	regmatch;
     char_u	*p;
 
+#ifdef FEAT_EVAL
+    if (not_in_vim9(eap) == FAIL)
+	return;
+#endif
     curwin->w_cursor.lnum = eap->line2;
     beginline(BL_SOL | BL_FIX);
     if (*eap->arg == '/')
diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -1880,6 +1880,8 @@ def Test_no_insert_xit()
   CheckScriptFailure(['vim9script', 'c'], 'E1100:')
   CheckScriptFailure(['vim9script', 'i = 1'], 'E488:')
   CheckScriptFailure(['vim9script', 'i'], 'E1100:')
+  CheckScriptFailure(['vim9script', 'o = 1'], 'E1100:')
+  CheckScriptFailure(['vim9script', 'o'], 'E1100:')
   CheckScriptFailure(['vim9script', 't'], 'E1100:')
   CheckScriptFailure(['vim9script', 't = 1'], 'E1100:')
   CheckScriptFailure(['vim9script', 'x = 1'], 'E1100:')
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2598,
+/**/
     2597,
 /**/
     2596,
diff --git a/src/vim9script.c b/src/vim9script.c
--- a/src/vim9script.c
+++ b/src/vim9script.c
@@ -102,6 +102,7 @@ not_in_vim9(exarg_T *eap)
 	    case CMD_append:
 	    case CMD_change:
 	    case CMD_insert:
+	    case CMD_open:
 	    case CMD_t:
 	    case CMD_xit:
 		semsg(_(e_command_not_supported_in_vim9_script_missing_var_str), eap->cmd);