syntax_data: {"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"ExprKind::Scope"}]}
source_snippet:             ExprKind::Scope { value, lint_level: LintLevel::Explicit(hir_id), region_scope: _ } => {
context_before:         match expr.kind {
context_after:                 let prev_id = self.hir_context;