chore(package): update xo to version 0.23.0

Author: greenkeeper[bot]

package.json

@@ -54,7 +54,7 @@
     "semantic-release": "^15.0.0",
     "sinon": "^6.0.0",
     "tempy": "^0.2.0",
-    "xo": "^0.22.0"
+    "xo": "^0.23.0"
   },
   "engines": {
     "node": ">=6"

src/index.js

@@ -122,9 +122,9 @@ function createPostcssPreprocessor(args, config, logger, server) {
 					}
 					return result.css;
 				})
-				.catch(err => {
-					log.error('%s\n  at %s:%d', err.message, file.originalPath, err.line);
-					throw err;
+				.catch(error => {
+					log.error('%s\n  at %s:%d', error.message, file.originalPath, error.line);
+					throw error;
 				}),
 			done
 		);

test/helpers/karma.js

@@ -112,17 +112,17 @@ export async function waitForRunComplete(server) {
 		});
 
 		return result;
-	} catch (err) {
-		if (Array.isArray(err)) {
+	} catch (error) {
+		if (Array.isArray(error)) {
 			const [
 				{
-					lastResult: {success, failed, error, disconnected},
+					lastResult: {success, failed, error: err, disconnected},
 				},
 				errMsg,
-			] = err;
+			] = error;
 
-			return {success, failed, error, disconnected, exitCode: 1, errMsg};
+			return {success, failed, error: err, disconnected, exitCode: 1, errMsg};
 		}
-		throw err;
+		throw error;
 	}
 }