syntax_data: {"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // a randomly chosen value to distinguish slices
context_before:             map_layout(cx.calc.array_like(&element, None).map(|mut layout| {
context_after:                 layout.randomization_seed = Hash64::new(0x2dcba99c39784102);