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vim-patch:8.2.4858: K_SPECIAL may be escaped twice

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Problem:    K_SPECIAL may be escaped twice.
Solution:   Avoid double escaping. (closes vim/vim#10340)
db08887f24
This commit is contained in:
zeertzjq
2022-05-03 06:11:22 +08:00
parent ddf7bb24f9
commit 27149e0071
8 changed files with 69 additions and 20 deletions
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9
src/nvim/viml/parser/expressions.c
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@@ -1651,10 +1651,11 @@ static void parse_quoted_string(ParserState *const pstate, ExprASTNode *const no
}
switch (*p) {
// A "\<x>" form occupies at least 4 characters, and produces up to
// 6 characters: reserve space for 2 extra, but do not compute actual
// length just now, it would be costy.
// to 9 characters (6 for the char and 3 for a modifier):
// reserve space for 5 extra, but do not compute actual length
// just now, it would be costly.
case '<':
size += 2;
size += 5;
break;
// Hexadecimal, always single byte, but at least three bytes each.
case 'x':
@@ -1822,7 +1823,7 @@ static void parse_quoted_string(ParserState *const pstate, ExprASTNode *const no
flags |= FSK_SIMPLIFY;
}
const size_t special_len = trans_special((const char_u **)&p, (size_t)(e - p),
(char_u *)v_p, flags, NULL);
(char_u *)v_p, flags, false, NULL);
if (special_len != 0) {
v_p += special_len;
} else {