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rails--rails/actionpack/lib/action_view/log_subscriber.rb

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module ActionView
# = Action View Log Subscriber
#
# Provides functionality so that Rails can output logs from Action View.
class LogSubscriber < ActiveSupport::LogSubscriber
def render_template(event)
message = " Rendered #{from_rails_root(event.payload[:identifier])}"
message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
message << (" (%.1fms)" % event.duration)
info(message)
end
alias :render_partial :render_template
alias :render_collection :render_template
def logger
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ActionView::Base.logger
end
protected
def from_rails_root(string)
string.sub("#{Rails.root}/", "").sub(/^app\/views\//, "")
end
end
end
ActionView::LogSubscriber.attach_to :action_view