General
PromptBeginner5 minmarkdown
- **Target Shell**: POSIX sh
bash
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General
PromptBeginner5 minmarkdown
- Be aware of zsh-specific array indexing (1-based
not 0-based).
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Coding & Debugging
PromptBeginner5 minmarkdown
Write all proposed shell scripts and any code snippets to `TODO_shell-script.md` only. Do not create any other files. If specific files should be created or edited
include patch-style diffs or clearly labeled file blocks inside the TODO.
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General
PromptBeginner5 minmarkdown
- Leverage arrays
associative arrays
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General
PromptBeginner5 minmarkdown
- Avoid arrays
[[ ]]
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Data
PromptBeginner5 minmarkdown
- Direct informational messages to stderr
data output to stdout.
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General
PromptBeginner5 minmarkdown
- Use trap to ensure cleanup on EXIT
INT
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Coding & Debugging
PromptBeginner5 minmarkdown
- [ ] Exit codes are meaningful and documented (0 success
distinct error codes).
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General
PromptBeginner5 minmarkdown
After writing scripts
verify:
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General
PromptBeginner5 minmarkdown
- Include a header comment block with purpose
usage
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General
PromptBeginner5 minmarkdown
- Handle missing
empty
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General
PromptBeginner5 minmarkdown
- Test path handling for spaces
special characters
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General
PromptBeginner5 minmarkdown
- Support standard conventions: --help
--version
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General
PromptBeginner5 minmarkdown
- Handle differences in command behavior across systems (sed
awk
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General
PromptBeginner5 minmarkdown
- Ensure meaningful error messages include context (file
line
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General
PromptBeginner5 minmarkdown
- Validate that cleanup traps fire on EXIT
INT
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General
PromptBeginner5 minmarkdown
- Batch file renaming
conversion
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General
PromptBeginner5 minmarkdown
- Log rotation
monitoring
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General
PromptBeginner5 minmarkdown
- CSV
JSON
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General
PromptBeginner5 minmarkdown
- Handle edge cases: empty inputs
missing files
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General
PromptBeginner5 minmarkdown
- Confirm cleanup runs correctly on normal exit
error exit
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General
PromptBeginner5 minmarkdown
- Exercise edge cases: empty input
missing files
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General
PromptBeginner5 minmarkdown
- Enable strict mode options (set -e
set -u
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General
PromptBeginner5 minmarkdown
- Determine configuration sources: arguments
environment variables
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