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use lsp_types::{GotoDefinitionParams, LocationLink, Range};
use crate::{features::cursor::CursorContext, LineIndexExt, RangeExt};
pub fn goto_document_definition(
context: &CursorContext<GotoDefinitionParams>,
) -> Option<Vec<LocationLink>> {
let main_document = context.request.main_document();
if let Some(data) = main_document.data.as_latex() {
for include in data
.extras
.explicit_links
.iter()
.filter(|link| link.stem_range.contains_inclusive(context.offset))
{
for target in &include.targets {
if context
.request
.workspace
.documents_by_uri
.values()
.any(|document| document.uri.as_ref() == target.as_ref())
{
return Some(vec![LocationLink {
origin_selection_range: Some(
main_document
.line_index
.line_col_lsp_range(include.stem_range),
),
target_uri: target.as_ref().clone(),
target_range: Range::new_simple(0, 0, 0, 0),
target_selection_range: Range::new_simple(0, 0, 0, 0),
}]);
}
}
}
}
None
}
#[cfg(test)]
mod tests {
use lsp_types::Range;
use crate::{features::testing::FeatureTester, RangeExt};
use super::*;
#[test]
fn test_empty_latex_document() {
let request = FeatureTester::builder()
.files(vec![("main.tex", "")])
.main("main.tex")
.line(0)
.character(0)
.build()
.definition();
let context = CursorContext::new(request);
let actual_links = goto_document_definition(&context);
assert!(actual_links.is_none());
}
#[test]
fn test_empty_bibtex_document() {
let request = FeatureTester::builder()
.files(vec![("main.bib", "")])
.main("main.bib")
.line(0)
.character(0)
.build()
.definition();
let context = CursorContext::new(request);
let actual_links = goto_document_definition(&context);
assert!(actual_links.is_none());
}
#[test]
fn test_simple() {
let tester = FeatureTester::builder()
.files(vec![
("foo.tex", r#"\addbibresource{baz.bib}"#),
("bar.bib", r#"@article{foo, bar = {baz}}"#),
("baz.bib", r#"@article{foo, bar = {baz}}"#),
])
.main("foo.tex")
.line(0)
.character(18)
.build();
let target_uri = tester.uri("baz.bib").as_ref().clone();
let request = tester.definition();
let context = CursorContext::new(request);
let actual_links = goto_document_definition(&context).unwrap();
let expected_links = vec![LocationLink {
origin_selection_range: Some(Range::new_simple(0, 16, 0, 23)),
target_uri,
target_range: Range::new_simple(0, 0, 0, 0),
target_selection_range: Range::new_simple(0, 0, 0, 0),
}];
assert_eq!(actual_links, expected_links);
}
}
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