syntax_data: {"ast_node_type":"import","tokens":[{"end":78,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// trait, try to use actual impls whenever possible. Builtin impls should
context_before:     /// A builtin impl generated by the compiler. When adding a new special
context_after:     /// only be used in cases where the impl cannot be manually be written.