module Croesus::Utils::ClassMethods

Public Instance Methods

callable(call_her) click to toggle source
# File lib/croesus/utils.rb, line 30
def callable(call_her)
  call_her.respond_to?(:call) ? call_her : lambda { call_her }
end
caller_name() click to toggle source
# File lib/croesus/utils.rb, line 46
def caller_name
  caller_locations(2, 1).first.label
end
camelize(underscored_word) click to toggle source
# File lib/croesus/utils.rb, line 34
def camelize(underscored_word)
  underscored_word.to_s.gsub(/(?:^|_)(.)/) { $1.upcase }
end
class_name() click to toggle source
# File lib/croesus/utils.rb, line 42
def class_name
  demodulize(self.class)
end
classify(table_name) click to toggle source
# File lib/croesus/utils.rb, line 38
def classify(table_name)
  camelize singularize(table_name.to_s.sub(/.*\./, ''))
end
demodulize(class_name_in_module) click to toggle source
# File lib/croesus/utils.rb, line 50
def demodulize(class_name_in_module)
  class_name_in_module.to_s.sub(/^.*::/, '')
end
pluralize(word) click to toggle source
# File lib/croesus/utils.rb, line 54
def pluralize(word)
  word.to_s.sub(/([^s])$/, '\1s')
end
request_id() click to toggle source
# File lib/croesus/utils.rb, line 79
def request_id
  SecureRandom.uuid
end
singularize(word) click to toggle source
# File lib/croesus/utils.rb, line 58
def singularize(word)
  word.to_s.sub(/s$/, '').sub(/ie$/, 'y')
end
twenty_four_hours_ago() click to toggle source
# File lib/croesus/utils.rb, line 83
def twenty_four_hours_ago
  Time.now - ( 60 * 60 * 24)
end
underscore(camel_cased_word) click to toggle source
# File lib/croesus/utils.rb, line 62
def underscore(camel_cased_word)
  word = camel_cased_word.to_s.dup
  word.gsub!(/::/, '/')
  word.gsub!(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
  word.gsub!(/([a-z\d])([A-Z])/, '\1_\2')
  word.tr! '-', '_'
  word.downcase!
  word
end
utc_httpdate() click to toggle source

Return the date and time in “HTTP-date” format as defined by RFC 7231.

@return [Date,Time] in “HTTP-date” format

# File lib/croesus/utils.rb, line 75
def utc_httpdate
  Time.now.utc.httpdate
end
verify_options(accepted, actual) { || ... } click to toggle source
# File lib/croesus/utils.rb, line 87
def verify_options(accepted, actual) # @private
  return unless debug || $DEBUG
  unless (act=Set[*actual.keys]).subset?(acc=Set[*accepted])
    raise Croesus::Errors::UnknownOption,
      "\nDetected unknown option(s): #{(act - acc).to_a.inspect}\n" <<
      "Accepted options are: #{accepted.inspect}"
  end
  yield if block_given?
end