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Skill

buck2-rule-basics

@facebook Updated 2026-10-19

Guide users through writing their first Buck2 rule to learn fundamental concepts including rules, actions, targets, configurations, analysis, and select(). Use this skill when users want to learn Buck2 basics hands-on or need help understanding rule writing.

Install

With your agent

Install OMGSkills skill "facebook/buck2:buck2-rule-basics" into this agent's normal skills directory: use the OMGSkills MCP get_skill tool, install only the pinned_install commit and path, verify SKILL.md against pinned_install.skill_md_sha, and stop if MCP or the pin is unavailable. Do not overwrite or change existing skills without asking me.

Manual command

git clone https://github.com/facebook/buck2 /tmp/buck2 && ln -s /tmp/buck2/.claude/skills/buck2-rule-basics ~/.claude/skills/buck2-rule-basics

From README

Buck2 Rule Basics - Interactive Tutorial Overview This is an interactive, step-by-step tutorial that teaches Buck2 fundamentals through hands-on practice. You'll guide users through writing a simple text processing rule that converts text to uppercase, explaining core concepts as they encounter them.