| 78 | |
| 79 | impl CodeBlockDefinition { |
| 80 | pub fn new(line: &str) -> Option<CodeBlockDefinition> { |
| 81 | let lang_re = Regex::new(r"(\s*)```(.+)").ok()?; |
| 82 | let captures = lang_re.captures(line)?; |
| 83 | |
| 84 | let whitespace = captures.get(1).map(|mat| mat.as_str())?; |
| 85 | let lang = captures.get(2).map(|mat| mat.as_str())?; |
| 86 | |
| 87 | let mut hide_lines_idx = None; |
| 88 | |
| 89 | let mut parts = lang.split(','); |
| 90 | let tag = parts.next()?; |
| 91 | |
| 92 | if tag != "rs" && tag != "rust" { |
| 93 | return None; |
| 94 | } |
| 95 | |
| 96 | let annotations = parts |
| 97 | .enumerate() |
| 98 | .map(|(idx, a)| { |
| 99 | let annotation = Annotation::from(a); |
| 100 | |
| 101 | if let Annotation::HideLines(_) = annotation { |
| 102 | hide_lines_idx = Some(idx); |
| 103 | } |
| 104 | |
| 105 | annotation |
| 106 | }) |
| 107 | .collect(); |
| 108 | |
| 109 | Some(CodeBlockDefinition { |
| 110 | tag: format!("{whitespace}```{tag}"), |
| 111 | annotations, |
| 112 | hide_lines_idx, |
| 113 | }) |
| 114 | } |
| 115 | |
| 116 | pub fn get_hidden_ranges(&self) -> Option<&HiddenRanges> { |
| 117 | self.hide_lines_idx.map(|idx| match &self.annotations[idx] { |