Files
effectcraft/apps/effectcraft-cli
bflatasticandClaude Opus 5.5 2dda81c9bc CLI: a reader that closes stdout early is not a crash (#167)
The CLI printed with println!/eprintln!, which panic when the stream is
gone, so `exec --list | head` (or any output larger than the pipe buffer)
ended in a broken-pipe panic with exit status 101.

Output now goes through say!/note!, which never panic. Once stdout fails,
later output is dropped but the command still finishes its work (a
`run ... --save` sequence isn't cut short); a closed pipe is quiet and
exits 0, any other stdout error is reported and makes the exit status 1.
The MCP server ends quietly when its client closes stdout.

Test: a_closed_stdout_is_not_a_crash (info --json, exec --list, a saving
run sequence and mcp with stdout closed before they write).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-07 15:48:17 +07:00
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