Module: Datadog::Patcher::CommonMethods

Included in:
Datadog::Patcher
Defined in:
lib/ddtrace/patcher.rb

Overview

Defines some common methods for patching, that can be used at the instance, class, or module level.

Instance Method Summary collapse

Instance Method Details

#do_once(key = nil) ⇒ Object 



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# File 'lib/ddtrace/patcher.rb', line 24

def do_once(key = nil)
  # If already done, don't do again
  @done_once ||= {}
  return @done_once[key] if @done_once.key?(key)

  # Otherwise 'do'
  yield.tap do
    # Then add the key so we don't do again.
    @done_once[key] = true
  end
end

#without_warnings ⇒ Object 



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# File 'lib/ddtrace/patcher.rb', line 12

def without_warnings
  # This is typically used when monkey patching functions such as
  # intialize, which Ruby advices you not to. Use cautiously.
  v = $VERBOSE
  $VERBOSE = nil
  begin
    yield
  ensure
    $VERBOSE = v
  end
end