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mod bibtex;
mod latex;
mod project_order;
mod types;
use std::cmp::Reverse;
use lsp_types::{DocumentSymbolResponse, SymbolInformation, Url, WorkspaceSymbolParams};
use crate::{db::Workspace, util::capabilities::ClientCapabilitiesExt, Db};
use self::project_order::ProjectOrdering;
pub fn find_document_symbols(db: &dyn Db, uri: &Url) -> Option<DocumentSymbolResponse> {
let workspace = Workspace::get(db);
let document = workspace.lookup_uri(db, uri)?;
let mut buf = Vec::new();
latex::find_symbols(db, document, &mut buf);
bibtex::find_symbols(db, document, &mut buf);
if workspace
.client_capabilities(db)
.has_hierarchical_document_symbol_support()
{
let symbols = buf
.into_iter()
.map(|symbol| symbol.into_document_symbol(db))
.collect();
Some(DocumentSymbolResponse::Nested(symbols))
} else {
let mut new_buf = Vec::new();
for symbol in buf {
symbol.flatten(&mut new_buf);
}
let mut new_buf: Vec<_> = new_buf
.into_iter()
.map(|symbol| symbol.into_symbol_info(uri.clone()))
.collect();
sort_symbols(db, &mut new_buf);
Some(DocumentSymbolResponse::Flat(new_buf))
}
}
#[derive(Debug, Clone)]
struct WorkspaceSymbol {
info: SymbolInformation,
search_text: String,
}
#[must_use]
pub fn find_workspace_symbols(
db: &dyn Db,
params: &WorkspaceSymbolParams,
) -> Vec<SymbolInformation> {
let mut symbols = Vec::new();
let workspace = Workspace::get(db);
for document in workspace.documents(db).iter().copied() {
let mut buf = Vec::new();
latex::find_symbols(db, document, &mut buf);
bibtex::find_symbols(db, document, &mut buf);
let mut new_buf = Vec::new();
for symbol in buf {
symbol.flatten(&mut new_buf);
}
for symbol in new_buf {
symbols.push(WorkspaceSymbol {
search_text: symbol.search_text(),
info: symbol.into_symbol_info(document.location(db).uri(db).clone()),
});
}
}
let query_words: Vec<_> = params
.query
.split_whitespace()
.map(str::to_lowercase)
.collect();
let mut filtered = Vec::new();
for symbol in symbols {
let mut included = true;
for word in &query_words {
if !symbol.search_text.contains(word) {
included = false;
break;
}
}
if included {
filtered.push(symbol.info);
}
}
sort_symbols(db, &mut filtered);
filtered
}
fn sort_symbols(db: &dyn Db, symbols: &mut [SymbolInformation]) {
let ordering = ProjectOrdering::new(db);
symbols.sort_by(|left, right| {
let left_key = (
ordering.get(db, &left.location.uri),
left.location.range.start,
Reverse(left.location.range.end),
);
let right_key = (
ordering.get(db, &right.location.uri),
right.location.range.start,
Reverse(right.location.range.end),
);
left_key.cmp(&right_key)
});
}
|
