goliath.rb

require 'eventmachine'
require 'http/parser'
require 'async_rack'
require 'goliath/constants'
require 'goliath/version'

# The Goliath Framework
module Goliath
  module_function

  # Retrieves the current goliath environment
  #
  # @return [String] the current environment
  def env
    @env or fail "environment has not been set"
  end

  # Sets the current goliath environment
  #
  # @param [String|Symbol] the environment symbol
  def env=(e)
    es = case(e.to_sym)
    when :dev  then :development
    when :prod then :production
    else e.to_sym
    end
    @env = es
  end

  # Determines if we are in the production environment
  #
  # @return [Boolean] true if current environment is production, false otherwise
  def prod?
    env == :production
  end

  # Determines if we are in the development environment
  #
  # @return [Boolean] true if current environment is development, false otherwise
  def dev?
    env == :development
  end

  # Determines if we are in a custom environment
  #
  # @return [Boolean] true if current environment matches, false otherwise
  def method_missing(name, *args)
    if name[-1] == "?"
      env == name[0..-2].to_sym
    else
      super
    end
  end

  # Method missing implementation responds to predicate methods
  #
  # @return [Boolean] true if argument is a predicate method
  def respond_to?(method)
    method[-1] == "?" || super
  end
end