Bash Defensive Patterns

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This skill provides a comprehensive framework for writing resilient, fault-tolerant shell scripts suitable for production environments, CI/CD pipelines, and system administration. It equips Claude with standardized patterns for strict error handling, secure variable usage, atomic file operations, and idempotent design, ensuring that automated tasks behave predictably and recover gracefully from failures while preventing common pitfalls like word splitting, globbing issues, and silent pipe failures.

Características Principales

• Automatic Bash strict mode configuration (set -Eeuo pipefail)
• Standardized structured logging and argument parsing
• Robust error trapping and automated cleanup routines
• Safe variable quoting and array handling patterns
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• Idempotent script design and dry-run functionality

Casos de Uso

• Building mission-critical CI/CD deployment pipelines
• Creating system administration utilities that handle edge cases safely
• Developing maintainable shell script libraries for cross-platform use