Function addPolicyToYaml

extensions/cli/src/permissions/policyWriter.ts:40–76

(policyRule: string)

 * Adds a policy rule to the permissions.yaml file
 */
export async function addPolicyToYaml(policyRule: string): Promise<void> {
  try {
    // Load existing config or create empty one
    const config: PermissionsYamlConfig = loadPermissionsYaml() || {};

    // Ensure allow array exists
    if (!config.allow) {
      config.allow = [];
    }

    // Add the policy if it doesn't already exist
    if (config.allow.includes(policyRule)) {
      logger.debug(`Policy rule already exists: ${policyRule}`);
    } else {
      config.allow.push(policyRule);

      // Write the updated config back to the file
      const yamlContent = YAML.stringify(config);

      // Add header comment
      const finalContent = `# Continue CLI Permissions Configuration
# This file is managed by the Continue CLI and should not be edited manually.
# Use the TUI to modify permissions interactively.

${yamlContent}`;

      await fs.promises.writeFile(PERMISSIONS_YAML_PATH, finalContent, "utf-8");
      logger.info(`Added policy rule to permissions.yaml: ${policyRule}`);
    }
  } catch (error) {
    logger.error("Failed to add policy to permissions.yaml", {
      error,
      policyRule,
    });
    throw error;
  }
}