patch 9.1.1586: Vim9: can define an enum/interface in a function
Commit:
https://github.com/vim/vim/commit/9239eadc71a61d35543c758920a15d582b812390
Author: Yegappan Lakshmanan <yegap...@yahoo.com>
Date: Thu Jul 24 19:14:51 2025 +0200
patch 9.1.1586: Vim9: can define an enum/interface in a function
Problem: Vim9: can define an enum/interface in a function
(lacygoill)
Solution: Give an error when defining an enum or an interface inside a
function (Yegappan Lakshmanan)
fixes: #17835
fixes: #17837
closes: #17837
Signed-off-by: Yegappan Lakshmanan <yegap...@yahoo.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>
diff --git a/runtime/doc/tags b/runtime/doc/tags
index 69811f999..0045bae80 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -4618,6 +4618,8 @@ E143 autocmd.txt /*E143*
E1432 vim9.txt /*E1432*
E1433 vim9.txt /*E1433*
E1434 vim9.txt /*E1434*
+E1435 vim9class.txt /*E1435*
+E1436 vim9class.txt /*E1436*
E144 various.txt /*E144*
E145 starting.txt /*E145*
E146 change.txt /*E146*
diff --git a/runtime/doc/vim9class.txt b/runtime/doc/vim9class.txt
index d2f43aefb..82c7573b3 100644
--- a/runtime/doc/vim9class.txt
+++ b/runtime/doc/vim9class.txt
@@ -1,4 +1,4 @@
-*vim9class.txt* For Vim version 9.1. Last change: 2025 Apr 21
+*vim9class.txt* For Vim version 9.1. Last change: 2025 Jul 24
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -584,6 +584,8 @@ protected object methods, class variables and class methods.
An interface can extend another interface using "extends". The sub-interface
inherits all the instance variables and methods from the super interface.
+An interface cannot be defined inside a function. *E1436*
+
==============================================================================
6. More class details *Vim9-class* *Class* *class*
@@ -971,7 +973,7 @@ of that class. Unlike typical object instantiation with
the |new()| method,
enum instances cannot be created this way.
An enum can only be defined in a |Vim9| script file. *E1414*
-An enum cannot be defined inside a function.
+An enum cannot be defined inside a function. *E1435*
*E1415*
An enum name must start with an uppercase letter. The name of an enum value
diff --git a/src/errors.h b/src/errors.h
index 16a0fb3ed..8bb521492 100644
--- a/src/errors.h
+++ b/src/errors.h
@@ -3630,8 +3630,12 @@ EXTERN char
e_concrete_method_str_override_with_generic_method_in_class_str[]
INIT(= N_("E1433: Overriding concrete method \"%s\" in class \"%s\"
with a generic method"));
EXTERN char e_generic_method_str_type_arguments_mismatch_in_class_str[]
INIT(= N_("E1434: Mismatched number of type variables for generic
method \"%s\" in class \"%s\""));
+EXTERN char e_enum_can_only_be_used_in_script[]
+ INIT(= N_("E1435: Enum can only be used in a script"));
+EXTERN char e_interface_can_only_be_used_in_script[]
+ INIT(= N_("E1436: Interface can only be used in a script"));
#endif
-// E1435 - E1499 unused (reserved for Vim9 class support)
+// E1437 - E1499 unused (reserved for Vim9 class support)
EXTERN char e_cannot_mix_positional_and_non_positional_str[]
INIT(= N_("E1500: Cannot mix positional and non-positional arguments:
%s"));
EXTERN char e_fmt_arg_nr_unused_str[]
diff --git a/src/po/vim.pot b/src/po/vim.pot
index ca9cbdd18..be30ce557 100644
--- a/src/po/vim.pot
+++ b/src/po/vim.pot
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION
"
"Report-Msgid-Bugs-To:
"
-"POT-Creation-Date: 2025-07-21 21:33+0200
"
+"POT-Creation-Date: 2025-07-24 19:13+0200
"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE
"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>
"
"Language-Team: LANGUAGE <l...@li.org>
"
@@ -8571,6 +8571,12 @@ msgid ""
"class \"%s\""
msgstr ""
+msgid "E1435: Enum can only be used in a script"
+msgstr ""
+
+msgid "E1436: Interface can only be used in a script"
+msgstr ""
+
#, c-format
msgid "E1500: Cannot mix positional and non-positional arguments: %s"
msgstr ""
diff --git a/src/testdir/test_vim9_class.vim b/src/testdir/test_vim9_class.vim
index 33dbc98b2..7e0a5100b 100644
--- a/src/testdir/test_vim9_class.vim
+++ b/src/testdir/test_vim9_class.vim
@@ -13168,4 +13168,18 @@ func Test_class_selfref_gc()
call v9.CheckSourceSuccess(lines)
endfunc
+" Test for defining an interface in a function
+def Test_interface_defined_in_function()
+ var lines =<< trim END
+ vim9script
+ def Fn()
+ var x = 1
+ interface Foo
+ endinterface
+ enddef
+ defcompile
+ END
+ v9.CheckScriptFailure(lines, 'E1436: Interface can only be used in a
script', 2)
+enddef
+
" vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker
diff --git a/src/testdir/test_vim9_enum.vim b/src/testdir/test_vim9_enum.vim
index 4f0cf640e..be4c8f6d5 100644
--- a/src/testdir/test_vim9_enum.vim
+++ b/src/testdir/test_vim9_enum.vim
@@ -1664,4 +1664,19 @@ func Test_class_selfref_gc()
call v9.CheckSourceSuccess(lines)
endfunc
+" Test for defining an enum in a function
+def Test_enum_defined_in_function()
+ var lines =<< trim END
+ vim9script
+ def Fn()
+ var x = 1
+ enum Foo
+ Red,
+ endenum
+ enddef
+ defcompile
+ END
+ v9.CheckScriptFailure(lines, 'E1435: Enum can only be used in a script', 2)
+enddef
+
" vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker
diff --git a/src/version.c b/src/version.c
index c894f2f80..b0382651c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -719,6 +719,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 1586,
/**/
1585,
/**/
diff --git a/src/vim9compile.c b/src/vim9compile.c
index 8b7064bd7..f9998ceff 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -4750,6 +4750,14 @@ compile_def_function_body(
emsg(_(e_class_can_only_be_used_in_script));
return FAIL;
+ case CMD_enum:
+ emsg(_(e_enum_can_only_be_used_in_script));
+ return FAIL;
+
+ case CMD_interface:
+ emsg(_(e_interface_can_only_be_used_in_script));
+ return FAIL;
+
case CMD_type:
emsg(_(e_type_can_only_be_used_in_script));
return FAIL;
--
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