Fix/legacy driver removal followup (#362)

Follow up items for consideration from reviewing #358

Author: ashfame

composer.json

@@ -18,9 +18,7 @@
 		"squizlabs/php_codesniffer": "^3.7",
 		"wp-coding-standards/wpcs": "^3.1",
 		"phpcompatibility/phpcompatibility-wp": "*",
-		"php-parallel-lint/php-parallel-lint": "^1.3",
-		"yoast/phpunit-polyfills": "2.0.0",
-		"phpunit/phpunit": "8.5.52"
+		"php-parallel-lint/php-parallel-lint": "^1.3"
 	},
 	"config": {
 		"allow-plugins": {

packages/plugin-sqlite-database-integration/wp-includes/sqlite/install-functions.php

@@ -52,14 +52,12 @@ function sqlite_make_db_sqlite() {
 		}
 		$translator->commit();
 	} catch ( PDOException $err ) {
-		$err_data = $err->errorInfo; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
-		$err_code = $err_data[1];
 		$translator->rollback();
 		$message  = sprintf(
 			'Error occurred while creating tables or indexes...<br />Query was: %s<br />',
 			var_export( $query, true )
 		);
-		$message .= sprintf( 'Error message is: %s', $err_data[2] );
+		$message .= sprintf( 'Error message is: %s', $err->getMessage() );
 		wp_die( $message, 'Database Error!' );
 	}