syntax_data: {"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"CanonicalVarKind::PlaceholderConst(placeholder.with_updated_universe(ui))"}]}
source_snippet:                 CanonicalVarKind::PlaceholderConst(placeholder.with_updated_universe(ui))
context_before:             CanonicalVarKind::PlaceholderConst(placeholder) => {
context_after:             }