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patch 9.0.1204: expression compiled the wrong way after using an object

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Problem:    Expression compiled the wrong way after using an object.
Solution:   Generate constants before getting the type.
This commit is contained in:
Bram Moolenaar
2023-01-15 20:18:55 +00:00
parent 32517c4c14
commit 912bfee710
3 changed files with 54 additions and 30 deletions
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19
src/testdir/test_vim9_class.vim
View File

@@ -240,6 +240,25 @@ def Test_list_of_objects()
v9.CheckScriptSuccess(lines)
enddef
def Test_expr_after_using_object()
var lines =<< trim END
vim9script
class Something
this.label: string = ''
endclass
def Foo(): Something
var v = Something.new()
echo 'in Foo(): ' .. typename(v)
return v
enddef
Foo()
END
v9.CheckScriptSuccess(lines)
enddef
def Test_class_default_new()
var lines =<< trim END
vim9script

2
src/version.c
View File

@@ -695,6 +695,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1204,
/**/
1203,
/**/

21
src/vim9expr.c
View File

@@ -2252,9 +2252,16 @@ compile_subscript(
if (compile_member(is_slice, &keeping_dict, cctx) == FAIL)
return FAIL;
}
else if (*p == '.'
&& (type = get_type_on_stack(cctx, 0)) != &t_unknown
&& (type->tt_type == VAR_CLASS || type->tt_type == VAR_OBJECT))
else if (*p == '.' && p[1] != '.')
{
// dictionary member: dict.name
if (generate_ppconst(cctx, ppconst) == FAIL)
return FAIL;
ppconst->pp_is_const = FALSE;
if ((type = get_type_on_stack(cctx, 0)) != &t_unknown
&& (type->tt_type == VAR_CLASS
|| type->tt_type == VAR_OBJECT))
{
// class member: SomeClass.varname
// class method: SomeClass.SomeMethod()
@@ -2265,13 +2272,8 @@ compile_subscript(
if (compile_class_object_index(cctx, arg, type) == FAIL)
return FAIL;
}
else if (*p == '.' && p[1] != '.')
else
{
// dictionary member: dict.name
if (generate_ppconst(cctx, ppconst) == FAIL)
return FAIL;
ppconst->pp_is_const = FALSE;
*arg = p + 1;
if (IS_WHITE_OR_NUL(**arg))
{
@@ -2294,6 +2296,7 @@ compile_subscript(
keeping_dict = TRUE;
*arg = p;
}
}
else
break;
}