Update callback.h.pump for better output.

R=jamesr@chromium.org Review URL: https://codereview.chromium.org/363293003 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@281298 0039d316-1c4b-4281-b951-d872f2087c98
Denger-Network · Jul 3, 2014 · c07b915 · c07b915
1 parent c35b116
commit c07b915
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Showing 2 changed files with 19 additions and 13 deletions.
diff --git a/mojo/public/cpp/bindings/callback.h b/mojo/public/cpp/bindings/callback.h
@@ -51,7 +51,9 @@ class Callback<void()> {
   template <typename Sink>
   struct Adapter : public Runnable {
     explicit Adapter(const Sink& sink) : sink(sink) {}
-    virtual void Run() const MOJO_OVERRIDE { sink.Run(); }
+    virtual void Run() const MOJO_OVERRIDE {
+      sink.Run();
+    }
     Sink sink;
   };
 
@@ -77,8 +79,7 @@ class Callback<void(A1)> {
   template <typename Sink>
   Callback(const Sink& sink) : sink_(new Adapter<Sink>(sink)) {}
 
-  void Run(
-      typename internal::Callback_ParamTraits<A1>::ForwardType a1) const {
+  void Run(typename internal::Callback_ParamTraits<A1>::ForwardType a1) const {
     if (sink_.get())
       sink_->Run(internal::Forward(a1));
   }

diff --git a/mojo/public/cpp/bindings/callback.h.pump b/mojo/public/cpp/bindings/callback.h.pump
@@ -32,8 +32,9 @@ class Callback<void($for ARG , [[A$(ARG)]])> {
  public:
   struct Runnable {
     virtual ~Runnable() {}
-    virtual void Run(
-        $for ARG ,
+    virtual void Run($if ARITY > 0 [[
+
+        ]]$for ARG ,
         [[typename internal::Callback_ParamTraits<A$(ARG)>::ForwardType a$(ARG)]]) const = 0;
   };
 
@@ -47,12 +48,14 @@ class Callback<void($for ARG , [[A$(ARG)]])> {
   template <typename Sink>
   Callback(const Sink& sink) : sink_(new Adapter<Sink>(sink)) {}
 
-  void Run(
-      $for ARG ,
+  void Run($if ARITY > 1 [[
+
+      ]]$for ARG ,
       [[typename internal::Callback_ParamTraits<A$(ARG)>::ForwardType a$(ARG)]]) const {
     if (sink_.get())
-      sink_->Run(
-          $for ARG ,
+      sink_->Run($if ARITY > 1 [[
+
+          ]]$for ARG ,
           [[internal::Forward(a$(ARG))]]);
   }
 
@@ -64,11 +67,13 @@ class Callback<void($for ARG , [[A$(ARG)]])> {
   template <typename Sink>
   struct Adapter : public Runnable {
     explicit Adapter(const Sink& sink) : sink(sink) {}
-    virtual void Run(
-        $for ARG ,
+    virtual void Run($if ARITY > 0 [[
+
+        ]]$for ARG ,
         [[typename internal::Callback_ParamTraits<A$(ARG)>::ForwardType a$(ARG)]]) const MOJO_OVERRIDE {
-      sink.Run(
-          $for ARG ,
+      sink.Run($if ARITY > 1 [[
+
+          ]]$for ARG ,
           [[internal::Forward(a$(ARG))]]);
     }
     Sink sink;