language-shell

Validate Bash, sh, and zsh scripts for syntax, safety, and portability.

10|Updated Oct 18, 2025
One-click install
npx skills add https://github.com/CsHeng/dot-claude --skill language-shell
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: language-shell
Source: https://github.com/CsHeng/dot-claude/tree/main/skills/language-shell
Command: npx skills add https://github.com/CsHeng/dot-claude --skill language-shell

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Shell scripting standards and safety practices. Use when language shell guidance is required or when selecting Shell as a thin wrapper or OS-near glue layer.

Core Features & Use Cases

  • Script Validation: Shell syntax checks, shellcheck, shebangs, and strict mode.
  • Tool Integration: Linting, portability checks, and safety guidelines.

Quick Start

Run shell analysis on scripts to validate syntax, safety, and portability.

Frequently Asked Questions about language-shell

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

FAQPage Schema
How do I validate shell script syntax and catch errors before running them?

Shell syntax validation checks for errors in Bash, sh, and zsh scripts using native interpreters (bash -n, sh -n, zsh -n) and shellcheck integration. This detects syntax mistakes, unsafe patterns, and portability issues before deployment, catching problems in development and CI pipelines.

Can I check if my shell scripts are POSIX-compliant or detect Bash-specific code?

Yes, this detects POSIX versus Bash versus Zsh compatibility differences in your scripts. Identifies when you've used shell-specific features that won't run on other systems, helping ensure portability across Unix environments.

What security vulnerabilities should I check for in shell scripts?

Shell script security analysis detects unsafe patterns like unquoted variables, command injection risks, and unsafe defaults. Shellcheck integration identifies common security pitfalls and unsafe practices in Bash, sh, and zsh code used in development, CI, and deployment.

How do I enforce consistent shell scripting standards across my team?

Apply structured validation across all scripts to enforce syntax checks, shebang verification, and safety guidelines consistently. Provides standardized reports on script quality, making it easy to enforce standards in development workflows and CI pipelines.

Does shell validation work in CI/CD pipelines and deployment workflows?

Yes, shell script validation integrates into CI pipelines and deployment workflows, applying syntax checks, static analysis, and security scans automatically. Returns structured reports for integration with build systems and deployment automation.