class AS::Notifications::Instrumenter
Instrumenters are stored in a thread local.
Attributes
id[R]
Public Class Methods
new(notifier)
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# File lib/as/notifications/instrumenter.rb, line 9 def initialize(notifier) @id = unique_id @notifier = notifier end
Public Instance Methods
finish(name, payload)
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Send a finish notification with name
and payload
.
# File lib/as/notifications/instrumenter.rb, line 35 def finish(name, payload) @notifier.finish name, @id, payload end
instrument(name, payload={}) { |payload| ... }
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Instrument the given block by measuring the time taken to execute it and publish it. Notice that events get sent even if an error occurs in the passed-in block.
# File lib/as/notifications/instrumenter.rb, line 17 def instrument(name, payload={}) start name, payload begin yield payload rescue Exception => e payload[:exception] = [e.class.name, e.message] raise e ensure finish name, payload end end
start(name, payload)
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Send a start notification with name
and payload
.
# File lib/as/notifications/instrumenter.rb, line 30 def start(name, payload) @notifier.start name, @id, payload end
Private Instance Methods
unique_id()
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# File lib/as/notifications/instrumenter.rb, line 41 def unique_id SecureRandom.hex(10) end