Class: Chalk::Log::Layout

Inherits:
Logging::Layout
  • Object
show all
Defined in:
lib/chalk-log/layout.rb

Overview

The layout backend for the Logging::Logger.

Accepts a message and/or an exception and/or an info hash (if multiple are passed, they must be provided in that order)

Instance Method Summary collapse

Instance Method Details

#format(event) ⇒ Object

Formats an event, and makes a heroic effort to tell you if something went wrong. (Logging will otherwise silently swallow any exceptions that get thrown.)

Parameters:

  • event —

    provided by the Logging::Logger



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# File 'lib/chalk-log/layout.rb', line 16

def format(event)
  begin
    begin
      begin
        do_format(event)
      rescue StandardError => e
        # Single fault!
        error!('[Chalk::Log fault: Could not format message] ', e)
      end
    rescue StandardError => e
      # Double fault!
      "[Chalk::Log fault: Double fault while formatting message. This means we couldn't even report the error we got while formatting.] #{e.message}\n"
    end
  rescue StandardError => e
    # Triple fault!
    "[Chalk::Log fault: Triple fault while formatting message. This means we couldn't even report the error we got while reporting the original error.]\n"
  end
end

#format_hash(hash) ⇒ Object

Formats a hash for logging. This is provided for (rare) use outside of log methods; you can pass a hash directly to log methods and this formatting will automatically be applied.

Parameters:

  • hash (Hash) —

    The hash to be formatted



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# File 'lib/chalk-log/layout.rb', line 40

def format_hash(hash)
  hash.map {|k, v| display(k, v)}.join(' ')
end