hookify-rules

Overview of hookify-rules skill

What hookify-rules does

The hookify-rules skill helps you create and maintain Hookify rule files: markdown documents with YAML frontmatter that watch for patterns and then show warnings, reminders, or blocking messages. It is best for users who want the hookify-rules skill to turn a rough policy into a precise rule that Claude can apply consistently, especially when working with .claude/hookify.{rule-name}.local.md files.

When this skill is the right fit

Use hookify-rules when you need a rule for code changes, shell commands, file edits, prompt behavior, or other repeatable guardrails. It is a strong fit if you already know the trigger condition and want help choosing the right event, pattern, and action. It is less useful if you only want a one-off prompt written for a single task with no reusable rule.

What matters most in practice

The real job is not “write markdown”; it is “encode a reliable team rule with low false positives.” The hookify-rules guide is valuable because it forces clear choices around event type, regex scope, and whether the rule should warn or block. That makes it more decision-useful than a generic prompt because it helps users avoid rules that are too broad, too brittle, or too vague to trigger correctly.

How to Use hookify-rules skill

Install and open the source

Use the hookify-rules install path for your Claude skills workflow, then read the skill source before writing your own rule. Start with skills/hookify-rules/SKILL.md; in this repository, that is the only support file and the primary source of truth. If your environment uses a skills command, install the skill with the project’s standard Claude skill manager, then verify the generated rule lands in the expected .claude/ path.

Turn a vague request into a usable prompt

A good hookify-rules usage request should include four things: what event should trigger, what should match, what the rule should say, and whether it should warn or block. For example, instead of “make a hook for secrets,” ask: “Create a hookify-rules rule that triggers on file events when a .env file contains API_KEY, and block the change with a message telling the user to move secrets out of version control.” That gives the skill enough context to choose a concrete pattern and action.

Read these parts of the skill first

For fast adoption, review the sections that define the rule file format, basic structure, frontmatter fields, and advanced conditions. Those are the parts that change output quality most because they determine whether your rule is valid and whether it fires at the right time. If your use case is simple, a single pattern field is usually enough; if it is conditional, use the multi-condition format instead of forcing one regex to do everything.

Practical workflow for better output

Draft the rule intent in plain English first, then convert it into frontmatter. Decide whether the rule should be narrow and specific or broad and reusable, because that choice affects the regex and the message text. Finally, test the rule against a realistic example file or command so you can catch false matches before relying on it in a live workflow.

hookify-rules skill FAQ

Is hookify-rules only for advanced users?

No. The hookify-rules skill is useful for beginners if they can describe a simple “when X happens, say Y” policy. The main learning curve is understanding which event to use and how specific the pattern should be, not writing complex code.

How is this different from an ordinary prompt?

A normal prompt can suggest behavior once. hookify-rules is for creating persistent, reusable enforcement logic that lives in a rule file. If you need the same check to run every time a condition appears, a rule is usually better than a one-off instruction.

What are the main boundaries of the skill?

This skill is best for Markdown-based Hookify rules with YAML frontmatter and regex or condition-based matching. It is not a general policy engine, and it will not replace repository-specific automation if your workflow needs deeper scripting or runtime integration.

When should I not use hookify-rules?

Do not use it when the rule is still undefined, the trigger condition is unclear, or the behavior depends on complex app state that cannot be captured in file or text matching. In those cases, write the policy first, then revisit the hookify-rules guide once the decision rules are stable.

How to Improve hookify-rules skill

Give the skill sharper inputs

The best results come from concrete inputs: the exact event, a representative pattern, the desired tone, and the consequence if matched. For example, “warn on prompt events when the user asks for production secrets” is much better than “add a safety rule.” Specific inputs help hookify-rules choose a valid name, a realistic trigger, and a message that fits the rule’s purpose.

Watch for the common failure modes

The biggest mistakes are overbroad regex patterns, ambiguous action choice, and messages that explain the problem but not the next step. If your rule should only catch one file type, name it that way and scope the pattern tightly. If it should block, make the message say what to do instead, not just what is forbidden.

Iterate from real examples

After the first draft, test the rule against examples that should match and examples that should not. If it triggers too often, narrow the pattern or split one rule into two. If it misses cases, expand the condition set rather than stuffing more alternation into one regex. This is the fastest way to make hookify-rules reliable for Skill Authoring and day-to-day use.