diff --git a/includes/functions.php b/includes/functions.php
index 5bc1d0aa8fce1ff2c21ff51d9d56e0d0a0d96850..11c3a2487b11e81a0d4cdbb9520fb9c1a7b131b6 100644
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -67,6 +67,8 @@ function validate_command( $command ) {
 		$command .= ' --allow-root';
 	}
 
+	// TODO: validate further // @codingStandardsIgnoreLine
+
 	// Nothing to run.
 	if ( empty( $command ) ) {
 		return new WP_Error( 'invalid-command', 'Invalid command provided' );
diff --git a/includes/run.php b/includes/run.php
index 8e6c834bfa9db802b25f63c4b85cea85d02f8356..b6965a23c013f1d2f7c746f94fb108827742b804 100644
--- a/includes/run.php
+++ b/includes/run.php
@@ -1,16 +1,21 @@
 <?php
+/**
+ * Execution handling
+ *
+ * @package WP_CLI_Cron_Control_Offload
+ */
 
 namespace Automattic\WP\WP_CLI_Cron_Control_Offload;
 
 /**
  * Intended for non-interactive use, so all output ends up in the error log
  *
- * @param string $command
+ * @param string $command WP-CLI command to execute.
  * @return null
  */
 function run_event( $command ) {
 	if ( ! defined( 'WP_CLI' ) || ! \WP_CLI ) {
-		// TODO: reschedule at least once or twice
+		// TODO: reschedule at least once or twice.
 		trigger_error( sprintf( __( '%1$s: Attempted to run event without WP-CLI loaded. (%2$s)', 'wp-cli-cron-control-offload' ), MESSAGE_PREFIX, var_export( $command, true ) ), E_USER_WARNING );
 		return;
 	}
@@ -23,14 +28,14 @@ function run_event( $command ) {
 	$start = microtime( true );
 
 	$output = \WP_CLI::runcommand( $command, array(
-		'exit_error' => false, // Don't kill the cron process if the WP-CLI command fails, otherwise we can't capture the error
-		'launch'     => true,  // Don't reuse as we're in cron context
-		'return'     => 'all', // We want STDERR and the exit code, in addition to STDOUT
+		'exit_error' => false, // Don't kill the cron process if the WP-CLI command fails, otherwise we can't capture the error.
+		'launch'     => true,  // Don't reuse as we're in cron context.
+		'return'     => 'all', // We want STDERR and the exit code, in addition to STDOUT.
 	) );
 
 	$end = microtime( true );
 
-	// Command failed
+	// Command failed.
 	if ( ! is_object( $output ) || is_wp_error( $output ) ) {
 		trigger_error( sprintf( __( '%1$s: WP-CLI command failed. (%2$s)', 'wp-cli-cron-control-offload' ), MESSAGE_PREFIX, var_export( $command, true ) ), E_USER_WARNING );
 
@@ -39,7 +44,7 @@ function run_event( $command ) {
 		return;
 	}
 
-	// On success, reformat response for logging
+	// On success, reformat response for logging.
 	$output->command  = $command;
 	$output->start    = $start;
 	$output->end      = $end;