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patch 8.2.3124: Vim9: no error for white space between option and "=9"

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Problem:    Vim9: no error for white space between option and "=9".
Solution:   Check for extraneous white space. (issue #8408)
This commit is contained in:
Bram Moolenaar
2021-07-08 17:35:36 +02:00
parent 1594f31345
commit deb108ba0a
3 changed files with 57 additions and 1 deletions
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17
src/option.c
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@@ -1358,7 +1358,22 @@ do_set(
// remember character after option name
afterchar = arg[len];
if (!in_vim9script())
if (in_vim9script())
{
char_u *p = skipwhite(arg + len);
// disallow white space before =val, +=val, -=val, ^=val
if (p > arg + len && (p[0] == '='
|| (vim_strchr((char_u *)"+-^", p[0]) != NULL
&& p[1] == '=')))
{
errmsg = e_no_white_space_allowed_between_option_and;
arg = p;
startarg = p;
goto skip;
}
}
else
// skip white space, allow ":set ai ?", ":set hlsearch !"
while (VIM_ISWHITE(arg[len]))
++len;