pub(crate) fn handle_semantic_tokens_full_delta(
snap: GlobalStateSnapshot,
params: SemanticTokensDeltaParams,
) -> Result<Option<SemanticTokensFullDeltaResult>>pub(crate) fn handle_semantic_tokens_full_delta(
snap: GlobalStateSnapshot,
params: SemanticTokensDeltaParams,
) -> Result<Option<SemanticTokensFullDeltaResult>>