syntax_data: {"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"ValueUnwrapUnsafeBinder"}]}
source_snippet:             ValueUnwrapUnsafeBinder { source } => {
context_before:             }
context_after:                 print_indented!(self, "ValueUnwrapUnsafeBinder {", depth_lvl);