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-rw-r--r--support/texlab/src/hover/latex/citation.rs179
1 files changed, 0 insertions, 179 deletions
diff --git a/support/texlab/src/hover/latex/citation.rs b/support/texlab/src/hover/latex/citation.rs
deleted file mode 100644
index 8b5468e52e..0000000000
--- a/support/texlab/src/hover/latex/citation.rs
+++ /dev/null
@@ -1,179 +0,0 @@
-use crate::{
- citeproc::render_citation,
- feature::{FeatureProvider, FeatureRequest},
- protocol::{Hover, HoverContents, RangeExt, TextDocumentPositionParams},
- syntax::{bibtex, Span, SyntaxNode},
- workspace::DocumentContent,
-};
-use async_trait::async_trait;
-use log::warn;
-
-#[derive(Debug, PartialEq, Eq, Clone, Copy, Default)]
-pub struct LatexCitationHoverProvider;
-
-#[async_trait]
-impl FeatureProvider for LatexCitationHoverProvider {
- type Params = TextDocumentPositionParams;
- type Output = Option<Hover>;
-
- async fn execute<'a>(&'a self, req: &'a FeatureRequest<Self::Params>) -> Self::Output {
- let (tree, src_key, entry) = Self::get_entry(req)?;
- if entry.is_comment() {
- None
- } else {
- let key = entry.key.as_ref()?;
- match render_citation(&tree, key.text()) {
- Some(markdown) => Some(Hover {
- contents: HoverContents::Markup(markdown),
- range: Some(src_key.range()),
- }),
- None => {
- warn!("Failed to render entry: {}", key.text());
- None
- }
- }
- }
- }
-}
-
-impl LatexCitationHoverProvider {
- fn get_entry(
- req: &FeatureRequest<TextDocumentPositionParams>,
- ) -> Option<(&bibtex::Tree, &Span, &bibtex::Entry)> {
- let key = Self::get_key(req)?;
- for tree in req
- .related()
- .iter()
- .filter_map(|doc| doc.content.as_bibtex())
- {
- for entry in tree
- .children(tree.root)
- .filter_map(|node| tree.as_entry(node))
- {
- if let Some(current_key) = &entry.key {
- if current_key.text() == key.text {
- return Some((tree, key, entry));
- }
- }
- }
- }
- None
- }
-
- fn get_key(req: &FeatureRequest<TextDocumentPositionParams>) -> Option<&Span> {
- match &req.current().content {
- DocumentContent::Latex(table) => table
- .citations
- .iter()
- .flat_map(|citation| citation.keys(&table))
- .find(|key| key.range().contains(req.params.position))
- .map(|token| &token.span),
- DocumentContent::Bibtex(tree) => tree
- .children(tree.root)
- .filter_map(|node| tree.as_entry(node))
- .filter_map(|entry| entry.key.as_ref())
- .find(|key| key.range().contains(req.params.position))
- .map(|token| &token.span),
- }
- }
-}
-
-#[cfg(test)]
-mod tests {
- use super::*;
- use crate::{
- feature::FeatureTester,
- protocol::{MarkupContent, MarkupKind, Range, RangeExt},
- };
- use indoc::indoc;
-
- #[tokio::test]
- async fn empty_latex_document() {
- let actual_hover = FeatureTester::new()
- .file("main.tex", "")
- .main("main.tex")
- .position(0, 0)
- .test_position(LatexCitationHoverProvider)
- .await;
-
- assert_eq!(actual_hover, None);
- }
-
- #[tokio::test]
- async fn empty_bibtex_document() {
- let actual_hover = FeatureTester::new()
- .file("main.bib", "")
- .main("main.bib")
- .position(0, 0)
- .test_position(LatexCitationHoverProvider)
- .await;
-
- assert_eq!(actual_hover, None);
- }
-
- #[tokio::test]
- async fn inside_label() {
- let actual_hover = FeatureTester::new()
- .file(
- "main.bib",
- "@article{foo, author = {Foo Bar}, title = {Baz Qux}, year = 1337}",
- )
- .file(
- "main.tex",
- indoc!(
- r#"
- \addbibresource{main.bib}
- \cite{foo}
- "#
- ),
- )
- .main("main.tex")
- .position(1, 7)
- .test_position(LatexCitationHoverProvider)
- .await
- .unwrap();
-
- let expected_hover = Hover {
- contents: HoverContents::Markup(MarkupContent {
- kind: MarkupKind::Markdown,
- value: "Bar, F. (1337). *Baz Qux*.".into(),
- }),
- range: Some(Range::new_simple(1, 6, 1, 9)),
- };
-
- assert_eq!(actual_hover, expected_hover);
- }
-
- #[tokio::test]
- async fn inside_entry() {
- let actual_hover = FeatureTester::new()
- .file(
- "main.bib",
- "@article{foo, author = {Foo Bar}, title = {Baz Qux}, year = 1337}",
- )
- .file(
- "main.tex",
- indoc!(
- r#"
- \addbibresource{main.bib}
- \cite{foo}
- "#
- ),
- )
- .main("main.bib")
- .position(0, 11)
- .test_position(LatexCitationHoverProvider)
- .await
- .unwrap();
-
- let expected_hover = Hover {
- contents: HoverContents::Markup(MarkupContent {
- kind: MarkupKind::Markdown,
- value: "Bar, F. (1337). *Baz Qux*.".into(),
- }),
- range: Some(Range::new_simple(0, 9, 0, 12)),
- };
-
- assert_eq!(actual_hover, expected_hover);
- }
-}