syntax_data: {"ast_node_type":"function","tokens":[{"end":67,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet:     fn hash_stable(&self, hcx: &mut H, hasher: &mut StableHasher) {
context_before: impl<H: HashStableContext> HashStable<H> for RelativeBytePos {
context_after:         self.0.hash_stable(hcx, hasher);