bash

Enforce standardized bash script structure, error handling, and argument parsing.

1|Updated Apr 14, 2026
One-click install
npx skills add https://github.com/hschne/pi-stuff --skill bash-hschne
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: bash
Source: https://github.com/hschne/pi-stuff/tree/main/skills/bash
Command: npx skills add https://github.com/hschne/pi-stuff --skill bash-hschne

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Writing bash scripts without standardized conventions leads to inconsistent, unsafe, and hard-to-debug shell code that is difficult to maintain or share across projects.

Core Features & Use Cases

  • Standardized Script Structure: Enforces a consistent skeleton with safety flags, main function guards, and built-in helper utilities for error handling and usage messaging.
  • Robust Argument & Subcommand Handling: Provides clear patterns for parsing command-line flags and dispatching subcommands for multi-operation CLI tools.
  • Use Case: Refactor an existing messy shell script to follow best practices, or build a new CLI tool with start/stop/status subcommands that validates required dependencies before execution.

Quick Start

Use the bash skill to write a new shell script that accepts a --verbose flag, checks for required external tools, and follows all outlined safety and structure conventions.

Frequently Asked Questions about bash

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I write a safe bash script with proper error handling and variable scoping?

To write safe bash scripts, enforce strict error handling, proper variable scoping, and safe test syntax. Applying standardized development conventions ensures your shell scripts are consistent, safe, and easy to maintain across different projects.

What is the best way to structure a bash CLI tool with subcommands and argument parsing?

The best way to build a bash CLI tool is enforcing a standardized script structure with robust argument parsing and subcommand dispatch patterns. This provides a consistent skeleton with safety flags and main function guards for multi-operation tools.

Can I use this approach to refactor an existing shell script to follow best practices?

Yes, you can refactor existing shell scripts to follow best practices. This process eliminates unsafe and hard-to-maintain implementations by enforcing standardized conventions, strict error handling, and external dependency validation for production-ready code.

How do bash scripts validate required external dependencies before execution?

Bash scripts validate external dependencies before execution through built-in helper utilities and standardized development conventions. This ensures production-ready shell scripts check for required external tools early, preventing runtime failures.

Why do my bash scripts fail or behave inconsistently across different environments?

Bash scripts fail or behave inconsistently due to missing safety flags, improper variable scoping, and unsafe test syntax. Enforcing strict error handling and standardized development conventions eliminates these hard-to-debug shell code issues.