reflection goes out of the window

util/util.go

@@ -4,6 +4,18 @@ import (
 	"reflect"
 )
 
+func IntInSlice(needle int, haystack[]int) (exists bool, index int) {
+	exists = false
+	index = -1
+	for i := 0; i < len(haystack); i++ {
+		if haystack[i] == needle {
+			return true, i
+		}
+	}
+	return exists, index
+}
+
+//left here for historical reasons
 func InArray(val interface{}, array interface{}) (exists bool, index int) {
 	exists = false
 	index = -1
@@ -21,4 +33,4 @@ func InArray(val interface{}, array interface{}) (exists bool, index int) {
 		}
 	}
 	return
-}
+}