From 8df68568e37971336931ecb6dda00a9935098362 Mon Sep 17 00:00:00 2001
From: Jonas Aschenbrenner <jonas.aschenbrenner@gmail.com>
Date: Sun, 18 May 2014 02:00:08 +0200
Subject: [PATCH] fix: Registering minified modules without dependencies throws
 error

---
 dist/system-production-csp.js     | 2 +-
 dist/system-production-csp.min.js | 2 +-
 dist/system.js                    | 2 +-
 dist/system.min.js                | 2 +-
 lib/extension-register.js         | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/dist/system-production-csp.js b/dist/system-production-csp.js
index eb7df09f..0639b1e0 100644
--- a/dist/system-production-csp.js
+++ b/dist/system-production-csp.js
@@ -322,7 +322,7 @@ function register(loader) {
     }
     else {
       // ES6 declarative
-      if (declare.length != 1)
+      if (deps.length > 0 && declare.length != 1)
         throw 'Invalid System.register form for ' + name + '. Declare function must take one argument.';
       register = {
         declarative: true,
diff --git a/dist/system-production-csp.min.js b/dist/system-production-csp.min.js
index 735e0e30..b1239e4a 100644
--- a/dist/system-production-csp.min.js
+++ b/dist/system-production-csp.min.js
@@ -5,4 +5,4 @@
  * MIT License
  */
 
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diff --git a/dist/system.js b/dist/system.js
index 2cca6423..a128794e 100644
--- a/dist/system.js
+++ b/dist/system.js
@@ -263,7 +263,7 @@ function register(loader) {
     }
     else {
       // ES6 declarative
-      if (declare.length != 1)
+      if (deps.length > 0 && declare.length != 1)
         throw 'Invalid System.register form for ' + name + '. Declare function must take one argument.';
       register = {
         declarative: true,
diff --git a/dist/system.min.js b/dist/system.min.js
index 2eb0470b..8fe0b0f0 100644
--- a/dist/system.min.js
+++ b/dist/system.min.js
@@ -5,4 +5,4 @@
  * MIT License
  */
 
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diff --git a/lib/extension-register.js b/lib/extension-register.js
index b5f38b80..19dd1766 100644
--- a/lib/extension-register.js
+++ b/lib/extension-register.js
@@ -97,7 +97,7 @@ function register(loader) {
     }
     else {
       // ES6 declarative
-      if (declare.length != 1)
+      if (deps.length > 0 && declare.length != 1)
         throw 'Invalid System.register form for ' + name + '. Declare function must take one argument.';
       register = {
         declarative: true,