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use std::sync::Arc;
use lsp_types::GotoDefinitionParams;
use rowan::ast::AstNode;
use crate::{
features::cursor::CursorContext,
syntax::bibtex::{self, HasName},
};
use super::DefinitionResult;
pub(super) fn goto_string_definition(
context: &CursorContext<GotoDefinitionParams>,
) -> Option<Vec<DefinitionResult>> {
let main_document = context.request.main_document();
let data = main_document.data.as_bibtex()?;
let key = context
.cursor
.as_bibtex()
.filter(|token| token.kind() == bibtex::NAME)?;
bibtex::Value::cast(key.parent()?)?;
let origin_selection_range = key.text_range();
for string in bibtex::SyntaxNode::new_root(data.green.clone())
.children()
.filter_map(bibtex::StringDef::cast)
{
if let Some(string_name) = string.name_token().filter(|k| k.text() == key.text()) {
return Some(vec![DefinitionResult {
origin_selection_range,
target_uri: Arc::clone(&main_document.uri),
target_selection_range: string_name.text_range(),
target_range: string.syntax().text_range(),
}]);
}
}
None
}
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