From 5563cacde3365b3270cd58d97a133181b0a69940 Mon Sep 17 00:00:00 2001
From: Max Miller <me@maxcmiller.com>
Date: Sun, 4 Apr 2021 18:21:02 +1000
Subject: [PATCH] Give 0 marks for automated style if Checkstyle exits
 unsuccessfully

Fixes #5
---
 src/chalkbox/java/checkstyle/Checkstyle.java | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/chalkbox/java/checkstyle/Checkstyle.java b/src/chalkbox/java/checkstyle/Checkstyle.java
index a43e570..d342285 100644
--- a/src/chalkbox/java/checkstyle/Checkstyle.java
+++ b/src/chalkbox/java/checkstyle/Checkstyle.java
@@ -180,6 +180,11 @@ public Collection run(Collection collection) {
         int numViolations = Math.max(0,
                 checkstyleOutput.split("\n").length - 2);
 
+        // if Checkstyle didn't exit successfully, give 0 marks for automated style
+        if (!checkstyleOutput.contains("Audit done.")) {
+            numViolations = Integer.MAX_VALUE; // many violations -> 0 marks
+        }
+
         JSONArray tests = (JSONArray) feedback.get("tests");
         Data result = new Data();
         result.set("name", "Automated Style");