From e39a258ec409f7072e82342bb50e8ac2ed15a994 Mon Sep 17 00:00:00 2001
From: bep <bjorn.erik.pedersen@gmail.com>
Date: Wed, 18 Mar 2015 11:10:04 +0100
Subject: [PATCH] Improve type handling in Seq

---
 helpers/general.go      | 4 ++++
 helpers/general_test.go | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/helpers/general.go b/helpers/general.go
index a218cbd5d..f7ff3381d 100644
--- a/helpers/general.go
+++ b/helpers/general.go
@@ -175,6 +175,10 @@ func Seq(args ...interface{}) ([]int, error) {
 
 	intArgs := cast.ToIntSlice(args)
 
+	if len(intArgs) < 1 || len(intArgs) > 3 {
+		return nil, errors.New("Invalid argument(s) to Seq")
+	}
+
 	var inc int = 1
 	var last int
 	var first = intArgs[0]
diff --git a/helpers/general_test.go b/helpers/general_test.go
index 9d28d214c..4a20077af 100644
--- a/helpers/general_test.go
+++ b/helpers/general_test.go
@@ -154,7 +154,7 @@ func TestSeq(t *testing.T) {
 		{[]interface{}{2, 1, 1, 1}, false},
 		{[]interface{}{2001}, false},
 		{[]interface{}{}, false},
-		{[]interface{}{t}, []int{}},
+		{[]interface{}{t}, false},
 		{nil, false},
 	} {