From 50fac3a5cf115ab5555628c7fa84b40c79cb7cc2 Mon Sep 17 00:00:00 2001
From: Andreas Dangel <adangel@users.sourceforge.net>
Date: Sun, 20 Mar 2016 11:11:24 +0100
Subject: [PATCH] Make sure, we fail early if we can't parse the code

---
 .../java/net/sourceforge/pmd/lang/apex/ast/ApexParser.java    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pmd-apex/src/main/java/net/sourceforge/pmd/lang/apex/ast/ApexParser.java b/pmd-apex/src/main/java/net/sourceforge/pmd/lang/apex/ast/ApexParser.java
index 33c3835854..c5d353d2e1 100644
--- a/pmd-apex/src/main/java/net/sourceforge/pmd/lang/apex/ast/ApexParser.java
+++ b/pmd-apex/src/main/java/net/sourceforge/pmd/lang/apex/ast/ApexParser.java
@@ -48,6 +48,10 @@ public class ApexParser {
             final ApexTreeBuilder treeBuilder = new ApexTreeBuilder();
             suppressMap = new HashMap<>();
 
+            if (astRoot == null) {
+                throw new ParseException("Couldn't parse the source - there is not root node - Syntax Error??");
+            }
+
             ApexNode<UserClass> tree = treeBuilder.build(astRoot);
             return tree;
         } catch (IOException e) {