From b49bc4894a1814a7ca2a1c445083b6d546cea7b9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9F=B1=E7=9F=B3?= <zhushi@alibaba-inc.com>
Date: Thu, 24 Nov 2016 18:12:31 +0800
Subject: [PATCH] fix: crash on xcode 8. 
 https://github.com/Xcode-Snippets/Objective-C/issues/60

---
 lib/xcodesnippet/commands/install.rb | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/lib/xcodesnippet/commands/install.rb b/lib/xcodesnippet/commands/install.rb
index 826457d..d677293 100644
--- a/lib/xcodesnippet/commands/install.rb
+++ b/lib/xcodesnippet/commands/install.rb
@@ -55,11 +55,17 @@ def extract_front_matter!
                         when ".mm" then "Xcode.SourceCodeLanguage.Objective-C++"
                         else ""
                         end
-    @snippet.title = front_matter["title"] || ""
-    @snippet.summary = front_matter["summary"] || ""
-    @snippet.completion_scopes = [front_matter["completion-scope"]] || front_matter["completion-scopes"] || "All"
-    @snippet.identifier = SecureRandom.uuid().upcase
+    @snippet.title = front_matter["title"] || @snippet.completion_prefix
+    @snippet.summary = front_matter["summary"] || @snippet.completion_prefix
+    if front_matter["completion-scope"]
+      @snippet.completion_scopes = [front_matter["completion-scope"]]
+    elsif(front_matter["completion-scopes"])
+      @snippet.completion_scopes = front_matter["completion-scopes"]
+    else    
+      @snippet.completion_scopes =  "All"
+    end
+    @snippet.identifier = @snippet.completion_prefix
     @snippet.is_user_snippet = true
-    @snippet.version = 0
+    @snippet.version = 2
   end
 end