1 files changed, 18 insertions, 0 deletions
diff --git a/lib/rdoc/erb_partial.rb b/lib/rdoc/erb_partial.rb
new file mode 100644
index 0000000000..910d1e0351
--- /dev/null
+++ b/lib/rdoc/erb_partial.rb
@@ -0,0 +1,18 @@
+##
+# Allows an ERB template to be rendered in the context (binding) of an
+# existing ERB template evaluation.
+
+class RDoc::ERBPartial < ERB
+
+  ##
+  # Overrides +compiler+ startup to set the +eoutvar+ to an empty string only
+  # if it isn't already set.
+
+  def set_eoutvar compiler, eoutvar = '_erbout'
+    super
+
+    compiler.pre_cmd = ["#{eoutvar} ||= ''"]
+  end
+
+end
+