module Dotenv
module Dotenv::Substitutions
module Dotenv::Substitutions::Command
module Dotenv::Substitutions::Variable
class Dotenv::CLI
class Dotenv::Diff
class Dotenv::EnvTemplate
class Dotenv::Environment
class Dotenv::Error
class Dotenv::FormatError
class Dotenv::LogSubscriber
class Dotenv::MissingKeys
class Dotenv::Parser
class Dotenv::Rails
class Dotenv::ReplayLogger
dotenv
3.1.8
# added
def added b.slice(*(b.keys - a.keys)) end