From 049acba9e46ef8db2a01b899141612497ad31103 Mon Sep 17 00:00:00 2001
From: ezekg <ezekg@yahoo.com>
Date: Mon, 23 Nov 2015 12:32:27 -0600
Subject: [PATCH] handle invalid regex patterns. close #2

---
 hound.go |  2 +-
 main.go  | 10 +++++++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/hound.go b/hound.go
index 9561cc2..7786f13 100644
--- a/hound.go
+++ b/hound.go
@@ -85,7 +85,7 @@ func (h *Hound) Sniff(fileName string, hunk *diff.Hunk, warnc chan string, failc
 func (h *Hound) Match(pattern string, subject []byte) bool {
 	r, err := regexp.Compile(pattern)
 	if err != nil {
-		return false
+		panic(err)
 	}
 
 	return r.Match(subject)
diff --git a/main.go b/main.go
index b350ac8..7cf5caf 100644
--- a/main.go
+++ b/main.go
@@ -48,7 +48,15 @@ func main() {
 			hunks := fileDiff.GetHunks()
 
 			for _, hunk := range hunks {
-				go hound.Sniff(fileName, hunk, warnc, failc, donec)
+				go func(hunk *diff.Hunk) {
+					defer func() {
+						if r := recover(); r != nil {
+							fmt.Print(color.RedString(fmt.Sprintf("%s\n", r)))
+							os.Exit(1)
+						}
+					}()
+					hound.Sniff(fileName, hunk, warnc, failc, donec)
+				}(hunk)
 				hunkCount++
 			}
 		}