Include missing BibTeX formatter

src/server.rs

@@ -17,6 +17,7 @@ use crate::{
  reference::ReferenceProvider,
  rename::{PrepareRenameProvider, RenameProvider},
  symbol::{document_symbols, workspace_symbols, SymbolProvider},
+ syntax::{bibtex, latex, SyntaxNode},
  tex::{DistributionKind, DynamicDistribution, KpsewhichError},
  workspace::{DocumentContent, Workspace},
 };
@@ -371,8 +372,41 @@ impl<C: LspClient + Send + Sync + 'static> LatexLspServer<C> {
  }
 
  #[jsonrpc_method("textDocument/formatting", kind = "request")]
- pub async fn formatting(&self, _params: DocumentFormattingParams) -> Result<Vec<TextEdit>> {
- Ok(Vec::new())
+ pub async fn formatting(&self, params: DocumentFormattingParams) -> Result<Vec<TextEdit>> {
+ let req = self
+ .make_feature_request(params.text_document.as_uri(), params)
+ .await?;
+ let mut edits = Vec::new();
+ match &req.current().content {
+ DocumentContent::Latex(_) => {}
+ DocumentContent::Bibtex(tree) => {
+ let options = req
+ .options
+ .bibtex
+ .clone()
+ .and_then(|opts| opts.formatting)
+ .unwrap_or_default();
+
+ let params = bibtex::FormattingParams {
+ tab_size: req.params.options.tab_size as usize,
+ insert_spaces: req.params.options.insert_spaces,
+ options: &options,
+ };
+
+ for node in tree.children(tree.root) {
+ let should_format = match &tree.graph[node] {
+ bibtex::Node::Preamble(_) | bibtex::Node::String(_) => true,
+ bibtex::Node::Entry(entry) => !entry.is_comment(),
+ _ => false,
+ };
+ if should_format {
+ let text = bibtex::format(&tree, node, params);
+ edits.push(TextEdit::new(tree.graph[node].range(), text));
+ }
+ }
+ }
+ }
+ Ok(edits)
  }
 
  #[jsonrpc_method("textDocument/prepareRename", kind = "request")]