Catch exceptions thrown by rules assistant instead of letting them eat the...

Catch exceptions thrown by rules assistant instead of letting them eat the entire slave assignment report

src/endWeek/rulesAssistantReport.js

@@ -2,7 +2,12 @@ App.EndWeek.rulesAssistantReport = function() {
 	const frag = $(document.createDocumentFragment());
 	for (const slave of V.slaves) {
 		if (slave.useRulesAssistant === 1) {
-			frag.append(DefaultRules(slave));
+			try {
+				frag.append(DefaultRules(slave));
+			} catch (e) {
+				console.log("Exception thrown in rule evaluation:", slave, e);
+				frag.append(`<p><span class="error">Exception thrown executing Rules Assistant for ${SlaveFullName(slave)}: "${e.message}". One of your rules is probably broken.</span></p>`);
+			}
 		}
 	}
 	return frag[0];