Patch 8.2.3646
Problem: Using <sfile> in a function gives an unexpected result.
Solution: Give an error in a Vim9 function. (issue #9189)
Files: src/scriptfile.c, src/errors.h, src/testdir/test_vim9_builtin.vim
*** ../vim-8.2.3645/src/scriptfile.c 2021-06-11 21:21:20.715944455 +0100
--- src/scriptfile.c 2021-11-22 15:34:41.537050133 +0000
***************
*** 135,140 ****
--- 135,154 ----
return vim_strsave(entry->es_name);
}
#ifdef FEAT_EVAL
+ // expand('<sfile>') works in a function for backwards compatibility, but
+ // may give an unexpected result. Disallow it in Vim 9 script.
+ if (which == ESTACK_SFILE && in_vim9script())
+ {
+ int save_emsg_off = emsg_off;
+
+ if (emsg_off == 1)
+ // f_expand() silences errors but we do want this one
+ emsg_off = 0;
+ emsg(_(e_cannot_expand_sfile_in_vim9_function));
+ emsg_off = save_emsg_off;
+ return NULL;
+ }
+
// Give information about each stack entry up to the root.
// For a function we compose the call stack, as it was done in the past:
// "function One[123]..Two[456]..Three"
*** ../vim-8.2.3645/src/errors.h 2021-10-24 20:34:01.434895238 +0100
--- src/errors.h 2021-11-22 15:22:23.500910889 +0000
***************
*** 684,686 ****
--- 684,688 ----
INIT(= N_("E1243: ASCII code not in 32-127 range"));
EXTERN char e_bad_color_string_str[]
INIT(= N_("E1244: Bad color string: %s"));
+ EXTERN char e_cannot_expand_sfile_in_vim9_function[]
+ INIT(= N_("E1245: Cannot expand <sfile> in a Vim9 function"));
*** ../vim-8.2.3645/src/testdir/test_vim9_builtin.vim 2021-11-16
17:19:24.506463307 +0000
--- src/testdir/test_vim9_builtin.vim 2021-11-22 15:28:49.098399879 +0000
***************
*** 915,920 ****
--- 915,928 ----
CheckDefAndScriptFailure2(['expand("a", 2)'], 'E1013: Argument 2: type
mismatch, expected bool but got number', 'E1212: Bool required for argument 2')
CheckDefAndScriptFailure2(['expand("a", true, 2)'], 'E1013: Argument 3:
type mismatch, expected bool but got number', 'E1212: Bool required for
argument 3')
expand('')->assert_equal('')
+
+ var caught = false
+ try
+ echo expand("<sfile>")
+ catch /E1245:/
+ caught = true
+ endtry
+ assert_true(caught)
enddef
def Test_expandcmd()
*** ../vim-8.2.3645/src/version.c 2021-11-22 15:05:42.713617025 +0000
--- src/version.c 2021-11-22 15:36:33.236728037 +0000
***************
*** 759,760 ****
--- 759,762 ----
{ /* Add new patch number below this line */
+ /**/
+ 3646,
/**/
--
VOICE OVER: As the horrendous Black Beast lunged forward, escape for Arthur
and his knights seemed hopeless, when, suddenly ... the animator
suffered a fatal heart attack.
ANIMATOR: Aaaaagh!
VOICE OVER: The cartoon peril was no more ... The Quest for Holy Grail could
continue.
"Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// \\\
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