Class: BuildpackSupport::Logging::DelegatingLogger

Inherits:

Logger

• Object
• Logger
• BuildpackSupport::Logging::DelegatingLogger

Defined in:

lib/buildpack_support/logging/delegating_logger.rb

Overview

A Logger subclass that forwards all messages to a collection of delegates

Instance Method Summary

• #add(severity, message = nil, progname = nil) { ... } ⇒ Void

  Adds a message to the delegate Logger instances.

• #initialize(klass, delegates) ⇒ DelegatingLogger constructor

  Creates an instance.

Constructor Details

#initialize(klass, delegates) ⇒ DelegatingLogger

Creates an instance

Parameters:

• klass (Class) —

  the class to use as the progname for log messages

• delegates (Array<Logger>) —

  the Logger instances to delegate to

# File 'lib/buildpack_support/logging/delegating_logger.rb', line 29

def initialize(klass, delegates)
  @klass     = klass
  @delegates = delegates
end

Instance Method Details

#add(severity, message = nil, progname = nil) { ... } ⇒ Void

Adds a message to the delegate Logger instances

Parameters:

• severity (Logger::Severity) —

  the severity of the message

• message (String) (defaults to: nil) —

  the message

• progname (String) (defaults to: nil) —

  the message when passed in as a parameter

Yields:

• evaluated for the message

Returns:

• (Void)

# File 'lib/buildpack_support/logging/delegating_logger.rb', line 41

def add(severity, message = nil, progname = nil, &block)
  @delegates.each { |delegate| delegate.add severity, message || progname, @klass, &block }
end