class ActionView::LogSubscriber
Action View Log Subscriber¶ ↑
Provides functionality so that Rails can output logs from Action View.
Constants
- EMPTY
- VIEWS_PATTERN
Public Class Methods
new()
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Calls superclass method
# File lib/action_view/log_subscriber.rb, line 10 def initialize @root = nil super end
Public Instance Methods
logger()
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# File lib/action_view/log_subscriber.rb, line 50 def logger ActionView::Base.logger end
render_collection(event)
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# File lib/action_view/log_subscriber.rb, line 33 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
render_partial(event)
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# File lib/action_view/log_subscriber.rb, line 23 def render_partial(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)" message << " #{cache_message(event.payload)}" unless event.payload[:cache_hit].nil? message end end
render_template(event)
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# File lib/action_view/log_subscriber.rb, line 15 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
start(name, id, payload)
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Calls superclass method
# File lib/action_view/log_subscriber.rb, line 42 def start(name, id, payload) if name == "render_template.action_view" log_rendering_start(payload) end super end
Private Instance Methods
cache_message(payload)
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# File lib/action_view/log_subscriber.rb, line 75 def cache_message(payload) # :doc: case payload[:cache_hit] when :hit "[cache hit]" when :miss "[cache miss]" end end
from_rails_root(string)
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# File lib/action_view/log_subscriber.rb, line 57 def from_rails_root(string) # :doc: string = string.sub(rails_root, EMPTY) string.sub!(VIEWS_PATTERN, EMPTY) string end
log_rendering_start(payload)
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# File lib/action_view/log_subscriber.rb, line 84 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
rails_root()
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# File lib/action_view/log_subscriber.rb, line 63 def rails_root # :doc: @root ||= "#{Rails.root}/" end
render_count(payload)
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# File lib/action_view/log_subscriber.rb, line 67 def render_count(payload) # :doc: if payload[:cache_hits] "[#{payload[:cache_hits]} / #{payload[:count]} cache hits]" else "[#{payload[:count]} times]" end end