Support new Union variants from Racer

Author: Xanewok

rls/src/actions/hover.rs

@@ -546,6 +546,7 @@ fn racer_match_to_def(ctx: &InitActionContext, m: &racer::Match) -> Option<Def>
     fn to_def_kind(kind: &MatchType) -> DefKind {
         match kind {
             MatchType::Struct(_) => DefKind::Struct,
+            MatchType::Union(_) => DefKind::Union,
             MatchType::Module => DefKind::Mod,
             MatchType::MatchArm => DefKind::Local,
             MatchType::Function | MatchType::Method(_) => DefKind::Function,

rls/src/lsp_data.rs

@@ -161,6 +161,7 @@ pub fn completion_kind_from_match_type(m: racer::MatchType) -> CompletionItemKin
     match m {
         racer::MatchType::Crate | racer::MatchType::Module => CompletionItemKind::Module,
         racer::MatchType::Struct(_) => CompletionItemKind::Class,
+        racer::MatchType::Union(_) => CompletionItemKind::Struct,
         racer::MatchType::Enum(_) => CompletionItemKind::Enum,
         racer::MatchType::StructField | racer::MatchType::EnumVariant(_) => {
             CompletionItemKind::Field