Top Level Namespace

Defined Under Namespace

Modules: ApplicationHelper, Concept, ConceptsHelper, DashboardHelper, FormHelper, Iqvoc, NavigationHelper, RdfHelper, SearchExtension, SearchResultsHelper, WidgetHelper Classes: ApplicationController, CollectionsController, ConceptsController, ConfigurationSetting, DashboardController, FrontpageController, ImportController, InstanceConfigurationController, PagesController, RdfController, SearchResultsController, String, TriplestoreSyncController, User, UserSession, UserSessionsController, UsersController

Constant Summary collapse

CSV = 
FCSV

Instance Method Summary collapse

Instance Method Details

#dbg(*args, &block) ⇒ Object

prints arguments to STDOUT or log depending on context optional block should return an array of values; the resulting output is then wrapped in separator lines the last argument may be an options hash with members :inspect and/or :tag

examples:

dbg("IMPORTANT", foo, bar)
dbg { [lipsum] }
dbg(foo, bar, :inspect => false, :tag => false) do |args|
   args << lorem
   args << ipsum
end



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# File 'lib/debug.rb', line 15

def dbg(*args, &block)
  defaults = { :inspect => true, :tag => true }
  options = args.last.is_a?(Hash) && (defaults.keys & args.last.keys).any?
  options = defaults.merge(options ? args.pop : {})

  tty = defined?(Rails::Console) || Rails.env.test? # STDOUT is usually available here
  meth = tty ? method(:puts) : Rails.logger.method(:debug)

  if block
    meth.call "=" * 80
    block_args = yield [] # XXX: ideally we'd pass the `dbg` method itself here, but the need for `.call` makes for a weird API
    block_args << options
    dbg(*block_args)
    meth.call "-" * 80
    return unless args.length > 0
  end

  prefix = "#{args.shift} " if [String, Symbol].include?(args.first.class) # XXX: undocumented and unexpected

  serializer = options[:inspect] ? :inspect : :to_s
  msg = args.map(&serializer).join(" | ")
  msg = "#{prefix}#{msg}"
  msg = "[DEBUG] #{msg}" if options[:tag]

  meth.call msg
end