From 8c8752a7b2d55dc6ab40d4b89f014ac616e1bdef Mon Sep 17 00:00:00 2001
From: Terence Parr <parrt@antlr.org>
Date: Sat, 28 Jul 2012 18:33:21 -0700
Subject: [PATCH] print file names if > 1 file

---
 runtime/Java/src/org/antlr/v4/runtime/misc/TestRig.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/runtime/Java/src/org/antlr/v4/runtime/misc/TestRig.java b/runtime/Java/src/org/antlr/v4/runtime/misc/TestRig.java
index f368b8d00..8d33af3a0 100644
--- a/runtime/Java/src/org/antlr/v4/runtime/misc/TestRig.java
+++ b/runtime/Java/src/org/antlr/v4/runtime/misc/TestRig.java
@@ -172,6 +172,9 @@ public class TestRig {
 				r = new InputStreamReader(is);
 			}
 
+			if ( inputFiles.size()>1 ) {
+				System.err.println(inputFile);
+			}
 			try {
 				ANTLRInputStream input = new ANTLRInputStream(r);
 				lexer.setInputStream(input);