Module: OFlow::HasLog

Included in:
Env, Flow, Task
Defined in:
lib/oflow/haslog.rb

Overview

Adds the ability to log by sending log requests to a log Task.

Instance Method Summary collapse

Instance Method Details

#debug(msg) ⇒ Object

Logs the message if logging level is at least debug.

Parameters:

  • msg (String) —

    message to log



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# File 'lib/oflow/haslog.rb', line 56

def debug(msg)
  log_msg(:debug, msg, full_name())
end

#debug? ⇒ Boolean

Returns true if debug messages would be logged.

Returns:

  • (Boolean) —

    true if debug messages would be logged.



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# File 'lib/oflow/haslog.rb', line 50

def debug?()
  Env.log_level <= Logger::Severity::DEBUG
end

#error(msg) ⇒ Object

Logs the message if logging level is at least error.

Parameters:

  • msg (String) —

    message to display or log



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# File 'lib/oflow/haslog.rb', line 68

def error(msg)
  log_msg(:error, msg, full_name())
end

#error? ⇒ Boolean

Returns true if errors would be logged.

Returns:

  • (Boolean) —

    true if errors would be logged.



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# File 'lib/oflow/haslog.rb', line 35

def error?()
  Env.log_level <= Logger::Severity::ERROR
end

#fatal(msg) ⇒ Object

Logs the message if logging level is at least fatal.

Parameters:

  • msg (String) —

    message to display or log



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# File 'lib/oflow/haslog.rb', line 80

def fatal(msg)
  log_msg(:fatal, msg, full_name())
end

#info(msg) ⇒ Object

Logs the message if logging level is at least info.

Parameters:

  • msg (String) —

    message to display or log



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# File 'lib/oflow/haslog.rb', line 62

def info(msg)
  log_msg(:info, msg, full_name())
end

#info? ⇒ Boolean

Returns true if info messages would be logged.

Returns:

  • (Boolean) —

    true if info messages would be logged.



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# File 'lib/oflow/haslog.rb', line 45

def info?()
  Env.log_level <= Logger::Severity::INFO
end

#log=(t) ⇒ Object

Sets the log attribute.

Parameters:

  • t (Task) —

    log Task



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# File 'lib/oflow/haslog.rb', line 9

def log=(t)
  @log = t
end

#log_msg(level, msg, fn) ⇒ Object

Lower level logging method. Generally only used when one of the primary severity methods are called.

Parameters:

  • level (String) —

    message severity or level

  • msg (String) —

    message to log

  • fn (String) —

    full name of Task or Flow calling the log function



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# File 'lib/oflow/haslog.rb', line 18

def log_msg(level, msg, fn)
  # Abort early if the log severity/level would not log the message. This
  # also allows non-Loggers to be used in place of the Log Actor.
  return if Env.log_level > Actors::Log::SEVERITY_MAP[level]

  lt = log()
  # To prevent infinite looping, don't allow the logger to log to itself.
  return if self == lt

  unless lt.nil?
    lt.receive(level, Box.new([msg, fn]))
  else
    puts "[#{fn}] #{msg}"
  end
end

#warn(msg) ⇒ Object

Logs the message if logging level is at least warn.

Parameters:

  • msg (String) —

    message to display or log



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# File 'lib/oflow/haslog.rb', line 74

def warn(msg)
  log_msg(:warn, msg, full_name())
end

#warn? ⇒ Boolean

Returns true if warn messages would be logged.

Returns:

  • (Boolean) —

    true if warn messages would be logged.



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# File 'lib/oflow/haslog.rb', line 40

def warn?()
  Env.log_level <= Logger::Severity::WARN
end