syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"self.wrap_binder(&predicates[0],"}]}
source_snippet:         self.wrap_binder(&predicates[0], |p, _| {
context_before:         // just put them all in the binders of the first.
context_after:             for predicate in predicates.iter() {