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use lsp_types::ReferenceContext;
use rowan::ast::AstNode;
use crate::{
db::parse::DocumentData,
syntax::{
bibtex::{self, HasName},
latex,
},
util::cursor::CursorContext,
};
use super::ReferenceResult;
pub(super) fn find_all_references(
context: &CursorContext<&ReferenceContext>,
results: &mut Vec<ReferenceResult>,
) -> Option<()> {
let db = context.db;
let (key_text, _) = context
.find_citation_key_word()
.or_else(|| context.find_citation_key_command())
.or_else(|| context.find_entry_key())?;
for document in context.related() {
match document.parse(db) {
DocumentData::Tex(data) => {
data.root(db)
.descendants()
.filter_map(latex::Citation::cast)
.filter_map(|citation| citation.key_list())
.flat_map(|keys| keys.keys())
.filter(|key| key.to_string() == key_text)
.map(|key| latex::small_range(&key))
.for_each(|range| {
results.push(ReferenceResult { document, range });
});
}
DocumentData::Bib(data) if context.params.include_declaration => {
data.root(db)
.children()
.filter_map(bibtex::Entry::cast)
.filter_map(|entry| entry.name_token())
.filter(|key| key.text() == key_text)
.map(|key| key.text_range())
.for_each(|range| {
results.push(ReferenceResult { document, range });
});
}
DocumentData::Bib(_) | DocumentData::Log(_) => {}
};
}
Some(())
}
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