fn build_completion<'db>(
ctx: RenderContext<'_, 'db>,
label: SmolStr,
lookup: SmolStr,
pat: String,
def: impl HasDocs,
adt_ty: Type<'db>,
is_variant_missing: bool,
) -> CompletionItemfn build_completion<'db>(
ctx: RenderContext<'_, 'db>,
label: SmolStr,
lookup: SmolStr,
pat: String,
def: impl HasDocs,
adt_ty: Type<'db>,
is_variant_missing: bool,
) -> CompletionItem