erb.rb: Add ERB#result_with_hash

[ruby-core:55985] [Feature #8631] [fix GH-1623]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58891 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/erb.rb b/lib/erb.rb
index 4c29553a53..f367e32a97 100644
--- a/lib/erb.rb
+++ b/lib/erb.rb
@@ -889,6 +889,16 @@ class ERB
     end
   end
 
+  # Render a template on a new toplevel binding with local variables specified
+  # by a Hash object.
+  def result_with_hash(hash)
+    b = new_toplevel
+    hash.each_pair do |key, value|
+      b.local_variable_set(key, value)
+    end
+    result(b)
+  end
+
   ##
   # Returns a new binding each time *near* TOPLEVEL_BINDING for runs that do
   # not specify a binding.