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diff src/if_lua.c @ 21060:89aba7895bb2 v8.2.1081

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patch 8.2.1081: Lua: cannot use table.insert() and table.remove() Commit: https://github.com/vim/vim/commit/a1f9f8666ed3a462eb8a518e78418c57dc41bbd4 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 28 22:41:26 2020 +0200 patch 8.2.1081: Lua: cannot use table.insert() and table.remove() Problem: Lua: cannot use table.insert() and table.remove(). Solution: Add the list functions. (Prabir Shrestha, closes https://github.com/vim/vim/issues/6353)
author Bram Moolenaar <Bram@vim.org>
date Sun, 28 Jun 2020 22:45:04 +0200
parents 08e284594211
children 43e82e8133b9
line wrap: on
line diff
--- a/src/if_lua.c
+++ b/src/if_lua.c
@@ -913,19 +913,32 @@ luaV_list_newindex(lua_State *L)
     if (l->lv_lock)
 	luaL_error(L, "list is locked");
     li = list_find(l, n);
-    if (li == NULL) return 0;
-    if (lua_isnil(L, 3)) // remove?
+    if (li == NULL)
     {
-	vimlist_remove(l, li, li);
-	listitem_free(l, li);
+        if (!lua_isnil(L, 3))
+        {
+	   typval_T v;
+	   luaV_checktypval(L, 3, &v, "inserting list item");
+	   if (list_insert_tv(l, &v, li) == FAIL)
+	        luaL_error(L, "failed to add item to list");
+	   clear_tv(&v);
+        }
     }
     else
     {
-	typval_T v;
-	luaV_checktypval(L, 3, &v, "setting list item");
-	clear_tv(&li->li_tv);
-	copy_tv(&v, &li->li_tv);
-	clear_tv(&v);
+        if (lua_isnil(L, 3)) // remove?
+        {
+	    vimlist_remove(l, li, li);
+	    listitem_free(l, li);
+        }
+        else
+        {
+	    typval_T v;
+	    luaV_checktypval(L, 3, &v, "setting list item");
+	    clear_tv(&li->li_tv);
+	    copy_tv(&v, &li->li_tv);
+	    clear_tv(&v);
+        }
     }
     return 0;
 }