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Passing This code compiles and runs correctly.
Code
// COMPOSITION: match dispatched INSIDE a runtime event's ! line handler
// (different lowering than match-under-for, 640_002: this is the synthesized
// Handlers-struct path). Match composes here; counting rides | done.
// Full-match [0-9]+ hits 123, 42, 7 → prints 3 hits of 5 lines.
import std/io
import std/fs
import std/regex
std/fs:read-lines(path: "tests/regression/600_STDLIB/650_FS/650_003_lines_match_capture/input.txt")
! line l |> std/regex:match(l)
| `[0-9]+` m |> std/io:print.ln("number: {{ m:s }}")
| no-match |> _
| done n |> std/io:print.ln("{{ n:d }} lines scanned")
| failed e |> std/io:print.ln("FAILED: {{ e:s }}")
Actual
number: 123
number: 42
number: 7
5 lines scanned
Expected output
number: 123
number: 42
number: 7
5 lines scanned
Flows
flow ~read-lines click a branch to expand · @labels scroll to their anchor
read-lines (path: "tests/regression/600_STDLIB/650_FS/650_003_lines_match_capture/input.txt")
Test Configuration
MUST_RUN