Patch 8.2.3177
Problem: Vim9: can not use "for _ in expr" at script level.
Solution: Skip assignment if the loop variable is "_".
Files: src/eval.c, src/testdir/test_vim9_script.vim
*** ../vim-8.2.3176/src/eval.c 2021-07-18 13:42:25.903808826 +0200
--- src/eval.c 2021-07-18 17:01:50.812704196 +0200
***************
*** 1784,1789 ****
--- 1784,1791 ----
| ASSIGN_NO_MEMBER_TYPE)
: 0);
listitem_T *item;
+ int skip_assign = in_vim9script() && arg[0] == '_'
+ && !eval_isnamec(arg[1]);
if (fi->fi_blob != NULL)
{
***************
*** 1795,1800 ****
--- 1797,1804 ----
tv.v_lock = VAR_FIXED;
tv.vval.v_number = blob_get(fi->fi_blob, fi->fi_bi);
++fi->fi_bi;
+ if (skip_assign)
+ return TRUE;
return ex_let_vars(arg, &tv, TRUE, fi->fi_semicolon,
fi->fi_varcount, flag, NULL) == OK;
}
***************
*** 1812,1818 ****
tv.vval.v_string = vim_strnsave(fi->fi_string + fi->fi_byte_idx, len);
fi->fi_byte_idx += len;
++fi->fi_bi;
! result = ex_let_vars(arg, &tv, TRUE, fi->fi_semicolon,
fi->fi_varcount, flag, NULL) == OK;
vim_free(tv.vval.v_string);
return result;
--- 1816,1825 ----
tv.vval.v_string = vim_strnsave(fi->fi_string + fi->fi_byte_idx, len);
fi->fi_byte_idx += len;
++fi->fi_bi;
! if (skip_assign)
! result = TRUE;
! else
! result = ex_let_vars(arg, &tv, TRUE, fi->fi_semicolon,
fi->fi_varcount, flag, NULL) == OK;
vim_free(tv.vval.v_string);
return result;
***************
*** 1825,1831 ****
{
fi->fi_lw.lw_item = item->li_next;
++fi->fi_bi;
! result = (ex_let_vars(arg, &item->li_tv, TRUE, fi->fi_semicolon,
fi->fi_varcount, flag, NULL) == OK);
}
return result;
--- 1832,1841 ----
{
fi->fi_lw.lw_item = item->li_next;
++fi->fi_bi;
! if (skip_assign)
! result = TRUE;
! else
! result = (ex_let_vars(arg, &item->li_tv, TRUE, fi->fi_semicolon,
fi->fi_varcount, flag, NULL) == OK);
}
return result;
*** ../vim-8.2.3176/src/testdir/test_vim9_script.vim 2021-07-15
18:09:45.371406801 +0200
--- src/testdir/test_vim9_script.vim 2021-07-18 17:07:26.696237293 +0200
***************
*** 2557,2562 ****
--- 2557,2568 ----
dd.counter = 12
endfor
assert_equal([{a: 'Cat', counter: 12}], foo)
+
+ reslist = []
+ for _ in range(3)
+ reslist->add('x')
+ endfor
+ assert_equal(['x', 'x', 'x'], reslist)
END
CheckDefAndScriptSuccess(lines)
enddef
*** ../vim-8.2.3176/src/version.c 2021-07-18 14:43:39.791940898 +0200
--- src/version.c 2021-07-18 17:02:41.740633258 +0200
***************
*** 757,758 ****
--- 757,760 ----
{ /* Add new patch number below this line */
+ /**/
+ 3177,
/**/
--
I'm so disorganized my keyboard isn't even in alphabetical order!
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// \\\
\\\ sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
--
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