From ccd3de33f344be3104d8f260dbd48fc1dd1194e2 Mon Sep 17 00:00:00 2001
From: Tingan Ho <tingan87@gmail.com>
Date: Sun, 17 May 2015 09:27:20 +0800
Subject: [PATCH] Combining else blocks

---
 src/compiler/emitter.ts | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/src/compiler/emitter.ts b/src/compiler/emitter.ts
index 955a6b4b621..f474926b339 100644
--- a/src/compiler/emitter.ts
+++ b/src/compiler/emitter.ts
@@ -1372,15 +1372,10 @@ var __param = (this && this.__param) || function (paramIndex, decorator) {
                 let length = elements.length;
                 while (pos < length) {
                     // Emit using the pattern <group0>.concat(<group1>, <group2>, ...)
-                    if (group === 1) {
-                        if(useConcat) {
-                            write(".concat(");
-                        }
-                        else { 
-                            write(", ");
-                        }
+                    if (group === 1 && useConcat) {
+                        write(".concat(");
                     }
-                    else if (group > 1) {
+                    else if (group > 0) {
                         write(", ");
                     }
                     let e = elements[pos];