in lib/omnibus/core_extensions/open_uri.rb [27:32]
4 lines of code
5 McCabe index (conditional complexity)
def unsafe_redirectable?(uri1, uri2)
a, b = uri1.scheme.downcase, uri2.scheme.downcase
a == b || (a == "http" && b == "https") || (a == "https" && b == "http")
end