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Limit cloze nesting level (#3264)

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* Limit cloze nesting level

* Break cloze rendering at a lower limit
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Abdo 2024-07-10 15:59:31 +03:00 committed by GitHub
parent e985fec9c4
commit daf5f68fd5
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1 changed files with 9 additions and 5 deletions
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14
rslib/src/cloze.rs
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@ -158,11 +158,15 @@ fn parse_text_with_clozes(text: &str) -> Vec<TextOrCloze<'_>> {
let mut output = vec![]; let mut output = vec![];
for token in tokenize(text) { for token in tokenize(text) {
match token { match token {
Token::OpenCloze(ordinal) => open_clozes.push(ExtractedCloze { Token::OpenCloze(ordinal) => {
ordinal, if open_clozes.len() < 3 {
nodes: Vec::with_capacity(1), // common case open_clozes.push(ExtractedCloze {
hint: None, ordinal,
}), nodes: Vec::with_capacity(1), // common case
hint: None,
})
}
}
Token::Text(mut text) => { Token::Text(mut text) => {
if let Some(cloze) = open_clozes.last_mut() { if let Some(cloze) = open_clozes.last_mut() {
// extract hint if found // extract hint if found