Generate boost::variants for each class. Not yet used on trunk.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk@562255 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 29 insertions, 0 deletions

diff --git a/qpid/cpp/rubygen/templates/ClassBodyVariant.rb b/qpid/cpp/rubygen/templates/ClassBodyVariant.rb
new file mode 100755
index 0000000000..a1dada40a5
--- /dev/null
+++ b/qpid/cpp/rubygen/templates/ClassBodyVariant.rb
@@ -0,0 +1,29 @@
+#!/usr/bin/env ruby
+$: << ".."                      # Include .. in load path
+require 'cppgen'
+
+class ClassBodyVariant < CppGen
+  
+  def initialize(outdir, amqp)
+    super(outdir, amqp)
+  end
+
+  def class_body(c)
+    h_file (c.body_name) { 
+      c.methods.each { |m| genl "#include \"#{m.body_name}.h\""; }
+      genl
+      genl "#include <boost/visitor.hpp>"
+      genl
+      gen "typedef boost::variant<"
+      indent { genl c.methods().collect { |m| m.body_name }.join(",\n") }
+      genl ">  #{c.body_name};"
+    }
+  end
+
+  def generate()
+    @amqp.classes.each{ |c| class_body c }
+  end
+end
+
+ClassBodyVariant.new(Outdir, Amqp).generate();
+