ENV loader

env_loader.rb

require "yaml"
begin
  application_yml = YAML.load_file(File.join(File.dirname(__FILE__), "../config/application.yml"))
  global_envs     = application_yml.select { |key, _| key =~ /([A-Z_])+/ }
  environment     = ENV["RACK_ENV"] || ENV["RAILS_ENV"] || "development"
  env_envs        = application_yml.fetch(environment, {})
  current_envs    = global_envs.merge(env_envs)

  current_envs.each_pair do |key, value|
    ENV[key.to_s.upcase] ||= value.to_s
  end
rescue StandardError => e
end