From f5a81ec4683613bd62624811733345d627f2127b Mon Sep 17 00:00:00 2001 From: Aleksey Kladov Date: Sat, 30 Jan 2021 18:19:21 +0300 Subject: Upgrade rowan Notably, new rowan comes with support for mutable syntax trees. --- crates/ide/src/hover.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'crates/ide/src/hover.rs') diff --git a/crates/ide/src/hover.rs b/crates/ide/src/hover.rs index ea45086ce..6215df6bd 100644 --- a/crates/ide/src/hover.rs +++ b/crates/ide/src/hover.rs @@ -92,7 +92,7 @@ pub(crate) fn hover( let mut res = HoverResult::default(); - let node = token.parent(); + let node = token.parent()?; let definition = match_ast! { match node { // we don't use NameClass::referenced_or_defined here as we do not want to resolve @@ -438,7 +438,7 @@ fn hover_for_keyword( if !token.kind().is_keyword() { return None; } - let famous_defs = FamousDefs(&sema, sema.scope(&token.parent()).krate()); + let famous_defs = FamousDefs(&sema, sema.scope(&token.parent()?).krate()); // std exposes {}_keyword modules with docstrings on the root to document keywords let keyword_mod = format!("{}_keyword", token.text()); let doc_owner = find_std_module(&famous_defs, &keyword_mod)?; -- cgit v1.2.3