syntax_data: {"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"projections.push(UserTypeProjection"}]}
source_snippet:                     projections.push(UserTypeProjection { base, projs: vec![] })
context_before:                 ProjectedUserTypesOp::PushUserType { base } => {
context_after:                 }