INNER CODE UNIT · JavaScript

checkCommand

karanb192/claude-code-hooks · plugins/block-dangerous-commands/block-dangerous-commands.js:94

function checkCommand(cmd, safetyLevel = SAFETY_LEVEL) {
  const threshold = LEVELS[safetyLevel] || 2;
  for (const p of PATTERNS) {
    if (LEVELS[p.level] <= threshold && p.regex.test(cmd)) {
      return { blocked: true, pattern: p };
    }
  }
  return { blocked: false, pattern: null };
}

async function main() {
  let input = '';
  for await (const chunk of process.stdin) input += chunk;

  try {
    const data = JSON.parse(input);
    const { tool_name, tool_input, session_id, cwd, permission_mode } = data;
    if (tool_name !== 'Bash') return console.log('{}');

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