Bash-script-helper

Instructions

When writing or debugging bash scripts:

• •Always use #!/bin/bash shebang
• •Set -e (exit on error), -u (error on undefined var)
• •Use [[ ]] instead of [ ] for tests
• •Quote variables: "$variable" not $variable
• •Use $() instead of backticks
• •Check command exit codes: $?
• •Use trap for cleanup
• •Provide meaningful error messages
• •Validate input parameters
• •Argument parsing with getopts
• •Reading files line by line
• •Function definitions and calls
• •Arrays and associative arrays
• •Use set -x for trace mode
• •shellcheck for static analysis
• •Use echo/printf for debugging output
• •Avoid eval
• •Sanitize user input
• •Use mktemp for temporary files
• •Set proper file permissions

Examples

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Notes

• •This skill was auto-generated
• •Edit this file to customize behavior