Paths/Claude Engineer/MCP & Hooks / Hooks
Hook the Tool Calls
A hook runs on a matching event and can act on the result. Write one that formats the code after every edit.
Validator
⏱ 0:00
IDLE — checks run live as you type commands; submit when done
01Requirements
live checks- File ~/claude/hooks.json exists○
- The file declares the hook event○
- The file states the matcher and the command the hook runs○
02Walkthrough
1 of 4 revealed- 01
Create the claude directory
Hook configurations live with the rest of your setup.
mkdir -p ~/claude - 3 locked · each failed submit reveals one
03Stuck?
0 of 3 revealedTake a hint without losing the lab — each one points at the thing to look at, not at the answer.
04AI Tutor
guides, never solvesTell me what you're stuck on — I'll nudge, not solve. Which requirement are you looking at?
04Notebook
saved locally in this browserlearner@lab — ubuntu:24.04
Session is disposable
↑/↓ recalls commands · Ctrl+Enter submits · type help for the command list