syntax_data: {"ast_node_type":"other","tokens":[{"end":41,"kind":"keyword","start":0,"text":"as"}]}
source_snippet:         as source scopes (default: no)"),
context_before:         "save as much information as possible about the correspondence between MIR and HIR \
context_after:     merge_functions: Option<MergeFunctions> = (None, parse_merge_functions, [TRACKED],