diff options
Diffstat (limited to 'support/texlab/crates/base-db/src/semantics/auxiliary.rs')
| -rw-r--r-- | support/texlab/crates/base-db/src/semantics/auxiliary.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/support/texlab/crates/base-db/src/semantics/auxiliary.rs b/support/texlab/crates/base-db/src/semantics/auxiliary.rs index 8c9fe012e6..bb9a2c065c 100644 --- a/support/texlab/crates/base-db/src/semantics/auxiliary.rs +++ b/support/texlab/crates/base-db/src/semantics/auxiliary.rs @@ -5,6 +5,7 @@ use syntax::latex::{self, HasCurly}; #[derive(Debug, Clone, Default)] pub struct Semantics { pub label_numbers: FxHashMap<String, String>, + pub section_numbers: FxHashMap<String, String>, } impl Semantics { @@ -18,6 +19,9 @@ impl Semantics { if let Some(label_number) = latex::LabelNumber::cast(node.clone()) { self.process_label_number(&label_number); } + if let Some(toc_line) = latex::TocContentsLine::cast(node.clone()) { + self.process_toc_line(&toc_line); + } } fn process_label_number(&mut self, label_number: &latex::LabelNumber) -> Option<()> { @@ -40,4 +44,36 @@ impl Semantics { self.label_numbers.insert(name, text); Some(()) } + + fn process_toc_line(&mut self, toc_line: &latex::TocContentsLine) -> Option<()> { + let unit = toc_line.unit().and_then(|u| u.content_text())?.to_string(); + + if [ + "part", + "chapter", + "section", + "subsection", + "subsubsection", + "paragraph", + "subparagraph", + ] + .contains(&unit.as_str()) + { + let line = toc_line.line()?; + let name = line.syntax().children().find_map(|child| { + latex::Text::cast(child.clone())?; + Some(child) + })?; + let name = name.to_string(); + + let num_line = line + .syntax() + .children() + .find_map(|child| latex::TocNumberLine::cast(child.clone()))?; + let number = num_line.number()?; + let number = number.content_text()?.replace(['{', '}'], ""); + self.section_numbers.insert(name, number); + } + Some(()) + } } |