syntax_data: {"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"CanonicalVarKind::PlaceholderRegion(placeholder.with_updated_universe(ui))"}]}
source_snippet:                 CanonicalVarKind::PlaceholderRegion(placeholder.with_updated_universe(ui))
context_before:             CanonicalVarKind::PlaceholderRegion(placeholder) => {
context_after:             }