syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"|"}]}
source_snippet:             | AliasTermKind::ProjectionConst => {
context_before:             | AliasTermKind::UnevaluatedConst
context_after:                 panic!("Cannot turn `UnevaluatedConst` into `AliasTy`")