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Versions: 17
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Contents
# encoding: utf-8
require 'ting_yun/instrumentation/middleware_proxy'
TingYun::Support::LibraryDetection.defer do
named :rails_middleware
depends_on do
defined?(::Rails) && ::Rails::VERSION::MAJOR.to_i >= 3
end
depends_on do
!::TingYun::Agent.config[:disable_middleware_instrumentation]
end
executes do
::TingYun::Agent.logger.info("Installing Rails 3+ middleware instrumentation")
module ActionDispatch
class MiddlewareStack
class Middleware
def build_with_ting_yun(app)
# MiddlewareProxy.wrap guards against double-wrapping here.
# We need to instrument the innermost app (usually a RouteSet),
# which will never itself be the return value from #build, but will
# instead be the initial value of the app argument.
wrapped_app = ::TingYun::Instrumentation::MiddlewareProxy.wrap(app)
result = build_without_ting_yun(wrapped_app)
::TingYun::Instrumentation::MiddlewareProxy.wrap(result)
end
alias_method :build_without_ting_yun, :build
alias_method :build, :build_with_ting_yun
end
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems