Add special handler for 'debugger' method to run javascript debugger

adambeynon · adambeynon · commit b10658b89de7 · 2013-11-26T12:22:11.000Z
The 'debugger' method call simply generates the debugger javascript
keyword to load the debugger at the given location.
diff --git a/lib/opal/nodes/call.rb b/lib/opal/nodes/call.rb
@@ -140,6 +140,10 @@ def handle_special
         end
       end
 
+      add_special :debugger do
+        fragment 'debugger'
+      end
+
       class DependencyResolver
         def initialize(compiler, sexp)
           @compiler = compiler
diff --git a/spec/cli/compiler_spec.rb b/spec/cli/compiler_spec.rb
@@ -31,6 +31,13 @@
     end
   end
 
+  describe "debugger special method" do
+    it "generates debugger keyword in javascript" do
+      expect_compiled("debugger").to include("debugger")
+      expect_compiled("debugger").to_not include("$debugger")
+    end
+  end
+
   def expect_compiled(source)
     expect(Opal::Compiler.new.compile source)
   end
