syntax_data: {"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// `false` of the first test on `x`. The other arms have false edges to the pre-binding blocks
context_before:     /// In this example, the pre-binding block of arm 1 has a false edge to the block for result
context_after:     /// of the next arm.