fix build deferring agent initialization

ref #3988
crystal-lang · Feb 22, 2017 · b185799 · b185799
1 parent dd634fd
commit b185799
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/src/compiler/crystal/tools/playground/server.cr b/src/compiler/crystal/tools/playground/server.cr
@@ -23,10 +23,8 @@ module Crystal::Playground
         require "compiler/crystal/tools/playground/agent"
 
         class Crystal::Playground::Agent
-          @@instance = Crystal::Playground::Agent.new("ws://localhost:#{port}/agent/#{session_key}/#{tag}", #{tag})
-
           def self.instance
-            @@instance
+            @@instance ||= Crystal::Playground::Agent.new("ws://localhost:#{port}/agent/#{session_key}/#{tag}", #{tag})
           end
         end