syntax_data: {"ast_node_type":"other","tokens":[{"end":43,"kind":"keyword","start":0,"text":"CrateNum::from_u32(self.read_u32())"}]}
source_snippet:         CrateNum::from_u32(self.read_u32())
context_before:     fn decode_crate_num(&mut self) -> CrateNum {
context_after:     }