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fix: bounds check for underdot

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This commit is contained in:
Kirill Chibisov
2022-03-05 19:16:14 +03:00
parent 6795c9772b
commit 7fd1182c62
1 changed files with 2 additions and 2 deletions
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4
src/nvim/eval/funcs.c
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@@ -11410,14 +11410,14 @@ static void f_synIDattr(typval_T *argvars, typval_T *rettv, FunPtr fptr)
} }
break; break;
case 'u': { case 'u': {
int len = STRLEN(what); const size_t len = STRLEN(what);
if (len <= 5 || (TOLOWER_ASC(what[5]) == 'l' && len <= 9)) { // underline if (len <= 5 || (TOLOWER_ASC(what[5]) == 'l' && len <= 9)) { // underline
p = highlight_has_attr(id, HL_UNDERCURL, modec); p = highlight_has_attr(id, HL_UNDERCURL, modec);
} else if (TOLOWER_ASC(what[5]) == 'c') { // undercurl } else if (TOLOWER_ASC(what[5]) == 'c') { // undercurl
p = highlight_has_attr(id, HL_UNDERCURL, modec); p = highlight_has_attr(id, HL_UNDERCURL, modec);
} else if (len > 9 && TOLOWER_ASC(what[9]) == 'l') { // underlineline } else if (len > 9 && TOLOWER_ASC(what[9]) == 'l') { // underlineline
p = highlight_has_attr(id, HL_UNDERLINELINE, modec); p = highlight_has_attr(id, HL_UNDERLINELINE, modec);
} else if (len > 5 && TOLOWER_ASC(what[6]) == 'o') { // underdot } else if (len > 6 && TOLOWER_ASC(what[6]) == 'o') { // underdot
p = highlight_has_attr(id, HL_UNDERDOT, modec); p = highlight_has_attr(id, HL_UNDERDOT, modec);
} else { // underdash } else { // underdash
p = highlight_has_attr(id, HL_UNDERDASH, modec); p = highlight_has_attr(id, HL_UNDERDASH, modec);