class ActionView::LogSubscriber

Provides functionality so that Rails can output logs from Action View.
= Action View Log Subscriber

def from_rails_root(string) 

def from_rails_root(string)
  string = string.sub(rails_root, EMPTY)
  string.sub!(VIEWS_PATTERN, EMPTY)
  string
end

def initialize 

def initialize
  @root = nil
  super
end

def log_rendering_start(payload) 

def log_rendering_start(payload)
  info do
    message = "  Rendering #{from_rails_root(payload[:identifier])}"
    message << " within #{from_rails_root(payload[:layout])}" if payload[:layout]
    message
  end
end

def logger 

def logger
  ActionView::Base.logger
end

def rails_root 

def rails_root
  @root ||= "#{Rails.root}/"
end

def render_collection(event) 

def render_collection(event)
  identifier = event.payload[:identifier] || 'templates'
  info do
    "  Rendered collection of #{from_rails_root(identifier)}" \
    " #{render_count(event.payload)} (#{event.duration.round(1)}ms)"
  end
end

def render_count(payload) 

def render_count(payload)
  if payload[:cache_hits]
    "[#{payload[:cache_hits]} / #{payload[:count]} cache hits]"
  else
    "[#{payload[:count]} times]"
  end
end

def render_template(event) 

def render_template(event)
  info do
    message = "  Rendered #{from_rails_root(event.payload[:identifier])}"
    message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
    message << " (#{event.duration.round(1)}ms)"
  end
end

def start(name, id, payload) 

def start(name, id, payload)
  if name == "render_template.action_view"
    log_rendering_start(payload)
  end
  super
end