1 files changed, 39 insertions, 0 deletions
diff --git a/actionmailer/lib/action_mailer/vendor/tmail/compat.rb b/actionmailer/lib/action_mailer/vendor/tmail/compat.rb
new file mode 100644
index 0000000000..9d2aa83798
--- /dev/null
+++ b/actionmailer/lib/action_mailer/vendor/tmail/compat.rb
@@ -0,0 +1,39 @@
+unless Enumerable.method_defined?(:map)
+  module Enumerable
+    alias map collect
+  end
+end
+
+unless Enumerable.method_defined?(:select)
+  module Enumerable
+    alias select find_all
+  end
+end
+
+unless Enumerable.method_defined?(:reject)
+  module Enumerable
+    def reject
+      result = []
+      each do |i|
+        result.push i unless yield(i)
+      end
+      result
+    end
+  end
+end
+
+unless Enumerable.method_defined?(:sort_by)
+  module Enumerable
+    def sort_by
+      map {|i| [yield(i), i] }.sort.map {|val, i| i }
+    end
+  end
+end
+
+unless File.respond_to?(:read)
+  def File.read(fname)
+    File.open(fname) {|f|
+      return f.read
+    }
+  end
+end