1---2source: crates/jrsonnet-parser/src/lib.rs3expression: "parsep(\"a[::1]\")"4---5Slice(6 Slice {7 value: Var(8 "a",9 ) from virtual:<test>:0-1,10 slice: SliceDesc {11 start: None,12 end: None,13 step: Some(14 Num(15 1.0,16 ) from virtual:<test>:4-5,17 ),18 },19 },20) from virtual:<test>:0-6