syntax_data: {"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // a new value might invalidate that property for range patterns that
context_before:                 // must not match in multiple branches. For `SwitchInt` tests, adding
context_after:                 // have already been sorted into the failure arm, so we must take care