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Optimize inlay hints

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This commit is contained in:
Aleksey Kladov 2020-01-14 17:45:52 +01:00
parent 11d6b9dadd
commit 4194e5c88c
1 changed files with 6 additions and 5 deletions
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11
crates/ra_ide/src/inlay_hints.rs
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@ -1,6 +1,6 @@
//! FIXME: write short doc here
use hir::{HirDisplay, SourceAnalyzer};
use hir::{HirDisplay, SourceAnalyzer, SourceBinder};
use once_cell::unsync::Lazy;
use ra_prof::profile;
use ra_syntax::{
@ -29,22 +29,23 @@ pub(crate) fn inlay_hints(
file: &SourceFile,
max_inlay_hint_length: Option<usize>,
) -> Vec<InlayHint> {
let mut sb = SourceBinder::new(db);
file.syntax()
.descendants()
.flat_map(|node| get_inlay_hints(db, file_id, &node, max_inlay_hint_length))
.flat_map(|node| get_inlay_hints(&mut sb, file_id, &node, max_inlay_hint_length))
.flatten()
.collect()
}
fn get_inlay_hints(
db: &RootDatabase,
sb: &mut SourceBinder<RootDatabase>,
file_id: FileId,
node: &SyntaxNode,
max_inlay_hint_length: Option<usize>,
) -> Option<Vec<InlayHint>> {
let _p = profile("get_inlay_hints");
let analyzer =
Lazy::new(|| SourceAnalyzer::new(db, hir::InFile::new(file_id.into(), node), None));
let db = sb.db;
let analyzer = Lazy::new(move || sb.analyze(hir::InFile::new(file_id.into(), node), None));
match_ast! {
match node {
ast::LetStmt(it) => {