fix: handle unbound PROMPT_PARTS array in ralph-wiggum setup#29668
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sparrowfm wants to merge 1 commit intoanthropics:mainfrom
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fix: handle unbound PROMPT_PARTS array in ralph-wiggum setup#29668sparrowfm wants to merge 1 commit intoanthropics:mainfrom
sparrowfm wants to merge 1 commit intoanthropics:mainfrom
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set -u causes ${PROMPT_PARTS[*]} to crash with "unbound variable" when
the array has no elements. Use ${var+value} syntax for safe expansion.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This was referenced Mar 1, 2026
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Summary
unbound variablecrash insetup-ralph-loop.shwhen invoking/ralph-loopset -u(nounset), which causes${PROMPT_PARTS[*]}to error when the array is empty${PROMPT_PARTS[*]+${PROMPT_PARTS[*]}}syntax for safe expansion underset -uTest plan
/ralph-loop "test prompt" --max-iterations 2 --completion-promise "DONE"— activates successfully/cancel-ralph— cancels cleanlyPROMPT_PARTS[*]: unbound variable🤖 Generated with Claude Code