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patch 9.1.1541: Vim9: error when last enum value ends with a comma

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Problem:  Vim9: error when last enum value ends with a comma
Solution: Allow trailing commas in enum values (Yegappan Lakshmanan).

closes: #17744

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Yegappan Lakshmanan
2025-07-14 21:27:34 +02:00
committed by Christian Brabandt
parent 1341176e7b
commit ada6b27ff1
3 changed files with 57 additions and 3 deletions
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47
src/testdir/test_vim9_enum.vim
View File

@ -838,6 +838,25 @@ def Test_enum_values()
END
v9.CheckSourceSuccess(lines)
lines =<< trim END
vim9script
enum Car
Honda,
Ford,
endenum
assert_equal([Car.Honda, Car.Ford], Car.values)
END
v9.CheckSourceSuccess(lines)
lines =<< trim END
vim9script
enum Car
Honda, Ford,
endenum
assert_equal([Car.Honda, Car.Ford], Car.values)
END
v9.CheckSourceSuccess(lines)
# empty enum
lines =<< trim END
vim9script
@ -1050,6 +1069,34 @@ def Test_enum_refcount()
assert_equal(4, test_refcount(Star.Orion))
END
v9.CheckSourceSuccess(lines)
lines =<< trim END
vim9script
enum Star
Gemini,
Orion,
endenum
assert_equal(3, test_refcount(Star))
assert_equal(2, test_refcount(Star.Gemini))
assert_equal(2, test_refcount(Star.Orion))
var x = [Star.Gemini]
assert_equal(3, test_refcount(Star))
assert_equal(3, test_refcount(Star.Gemini))
def Fn()
var y = [Star.Gemini, Star.Orion]
assert_equal(6, test_refcount(Star))
assert_equal(4, test_refcount(Star.Gemini))
enddef
Fn()
# The instruction in the compiled function adds an additional reference
# to the enum.
assert_equal(6, test_refcount(Star))
assert_equal(3, test_refcount(Star.Gemini))
END
v9.CheckSourceSuccess(lines)
enddef
" Test for defining an enum with additional object variables and methods

2
src/version.c
View File

@ -719,6 +719,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1541,
/**/
1540,
/**/

9
src/vim9class.c
View File

@ -1855,6 +1855,7 @@ ex_class(exarg_T *eap)
int is_class = eap->cmdidx == CMD_class;
int is_abstract = eap->cmdidx == CMD_abstract;
int is_enum = eap->cmdidx == CMD_enum;
int added_enum_values = FALSE;
int is_interface;
long start_lnum = SOURCING_LNUM;
char_u *arg = eap->arg;
@ -2174,9 +2175,12 @@ early_ret:
break;
if (enum_end)
{
// Add the enum "values" class variable.
enum_add_values_member(cl, &classmembers, num_enum_values,
&type_list);
added_enum_values = TRUE;
}
continue;
}
@ -2496,9 +2500,10 @@ early_ret:
vim_free(theline);
if (success && is_enum && num_enum_values == 0)
if (success && is_enum && (num_enum_values == 0 || !added_enum_values))
// Empty enum statement. Add an empty "values" class variable
success = enum_add_values_member(cl, &classmembers, 0, &type_list);
success = enum_add_values_member(cl, &classmembers, num_enum_values,
&type_list);
/*
* Check a few things