Patch 8.2.1428
Problem: Vim9: :def function does not abort on nested function error.
Solution: Check whether an error message was given. (closes #6691)
Files: src/vim9execute.c, src/testdir/test_vim9_script.vim
*** ../vim-8.2.1427/src/vim9execute.c 2020-08-12 15:21:18.966700480 +0200
--- src/vim9execute.c 2020-08-12 16:37:12.911618052 +0200
***************
*** 505,510 ****
--- 505,511 ----
funcexe_T funcexe;
int error;
int idx;
+ int called_emsg_before = called_emsg;
if (ufunc->uf_def_status == UF_TO_BE_COMPILED
&& compile_def_function(ufunc, FALSE, NULL) == FAIL)
***************
*** 542,547 ****
--- 543,551 ----
user_func_error(error, ufunc->uf_name);
return FAIL;
}
+ if (called_emsg > called_emsg_before)
+ // Error other than from calling the function itself.
+ return FAIL;
return OK;
}
***************
*** 670,679 ****
static int
call_eval_func(char_u *name, int argcount, ectx_T *ectx, isn_T *iptr)
{
! int called_emsg_before = called_emsg;
! if (call_by_name(name, argcount, ectx, iptr) == FAIL
! && called_emsg == called_emsg_before)
{
dictitem_T *v;
--- 674,684 ----
static int
call_eval_func(char_u *name, int argcount, ectx_T *ectx, isn_T *iptr)
{
! int called_emsg_before = called_emsg;
! int res;
! res = call_by_name(name, argcount, ectx, iptr);
! if (res == FAIL && called_emsg == called_emsg_before)
{
dictitem_T *v;
***************
*** 690,696 ****
}
return call_partial(&v->di_tv, argcount, ectx);
}
! return OK;
}
/*
--- 695,701 ----
}
return call_partial(&v->di_tv, argcount, ectx);
}
! return res;
}
/*
*** ../vim-8.2.1427/src/testdir/test_vim9_script.vim 2020-08-09
14:43:53.752239834 +0200
--- src/testdir/test_vim9_script.vim 2020-08-12 16:36:18.500070420 +0200
***************
*** 1054,1059 ****
--- 1054,1077 ----
CheckScriptSuccess(lines)
enddef
+ def Test_error_in_nested_function()
+ # an error in a nested :function aborts executin in the calling :def
function
+ let lines =<< trim END
+ vim9script
+ def Func()
+ Error()
+ g:test_var = 1
+ enddef
+ func Error() abort
+ eval [][0]
+ endfunc
+ Func()
+ END
+ g:test_var = 0
+ CheckScriptFailure(lines, 'E684:')
+ assert_equal(0, g:test_var)
+ enddef
+
def Test_cexpr_vimscript()
# only checks line continuation
set errorformat=File\ %f\ line\ %l
*** ../vim-8.2.1427/src/version.c 2020-08-12 15:48:51.662129295 +0200
--- src/version.c 2020-08-12 16:36:48.047822170 +0200
***************
*** 756,757 ****
--- 756,759 ----
{ /* Add new patch number below this line */
+ /**/
+ 1428,
/**/
--
Rule #1: Don't give somebody a tool that he's going to hurt himself with.
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
--
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