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authorNorbert Preining <norbert@preining.info>2019-12-03 03:01:24 +0000
committerNorbert Preining <norbert@preining.info>2019-12-03 03:01:24 +0000
commitb8d4bb76703bcb15578e2b23c5d256532180b894 (patch)
treebedd1df7a00521a2bd986b3c0289d6556a59e39b /support/texlab/src/symbol/latex_section/equation.rs
parent02e4625a78a5029e8b5dc2a4ec70193b232f497e (diff)
CTAN sync 201912030301
Diffstat (limited to 'support/texlab/src/symbol/latex_section/equation.rs')
-rw-r--r--support/texlab/src/symbol/latex_section/equation.rs41
1 files changed, 41 insertions, 0 deletions
diff --git a/support/texlab/src/symbol/latex_section/equation.rs b/support/texlab/src/symbol/latex_section/equation.rs
new file mode 100644
index 0000000000..4c2fcbe295
--- /dev/null
+++ b/support/texlab/src/symbol/latex_section/equation.rs
@@ -0,0 +1,41 @@
+use super::{label_name, selection_range};
+use crate::symbol::{LatexSymbol, LatexSymbolKind};
+use crate::syntax::*;
+use crate::workspace::*;
+use lsp_types::Range;
+
+pub fn symbols(view: &DocumentView, tree: &LatexSyntaxTree) -> Vec<LatexSymbol> {
+ let mut symbols = Vec::new();
+ for equation in &tree.math.equations {
+ symbols.push(make_symbol(view, tree, equation.range()));
+ }
+
+ for equation in &tree.env.environments {
+ if equation.left.is_math() {
+ symbols.push(make_symbol(view, tree, equation.range()));
+ }
+ }
+ symbols
+}
+
+fn make_symbol(view: &DocumentView, tree: &LatexSyntaxTree, full_range: Range) -> LatexSymbol {
+ let label = tree.find_label_by_range(full_range);
+
+ let name = match label
+ .as_ref()
+ .and_then(|label| OutlineContext::find_number(view, label))
+ {
+ Some(num) => format!("Equation ({})", num),
+ None => "Equation".to_owned(),
+ };
+
+ LatexSymbol {
+ name,
+ label: label_name(label),
+ kind: LatexSymbolKind::Equation,
+ deprecated: false,
+ full_range,
+ selection_range: selection_range(full_range, label),
+ children: Vec::new(),
+ }
+}