ruby/lib/rubygems/exceptions.rb

92 строки
2.3 KiB
Ruby

##
# Base exception class for RubyGems. All exception raised by RubyGems are a
# subclass of this one.
class Gem::Exception < RuntimeError; end
class Gem::CommandLineError < Gem::Exception; end
class Gem::DependencyError < Gem::Exception; end
class Gem::DependencyRemovalException < Gem::Exception; end
##
# Raised when attempting to uninstall a gem that isn't in GEM_HOME.
class Gem::GemNotInHomeException < Gem::Exception
attr_accessor :spec
end
class Gem::DocumentError < Gem::Exception; end
##
# Potentially raised when a specification is validated.
class Gem::EndOfYAMLException < Gem::Exception; end
##
# Signals that a file permission error is preventing the user from
# installing in the requested directories.
class Gem::FilePermissionError < Gem::Exception
def initialize(path)
super("You don't have write permissions into the #{path} directory.")
end
end
##
# Used to raise parsing and loading errors
class Gem::FormatException < Gem::Exception
attr_accessor :file_path
end
class Gem::GemNotFoundException < Gem::Exception
def initialize(msg, name=nil, version=nil, errors=nil)
super msg
@name = name
@version = version
@errors = errors
end
attr_reader :name, :version, :errors
end
class Gem::InstallError < Gem::Exception; end
##
# Potentially raised when a specification is validated.
class Gem::InvalidSpecificationException < Gem::Exception; end
class Gem::OperationNotSupportedError < Gem::Exception; end
##
# Signals that a remote operation cannot be conducted, probably due to not
# being connected (or just not finding host).
#--
# TODO: create a method that tests connection to the preferred gems server.
# All code dealing with remote operations will want this. Failure in that
# method should raise this error.
class Gem::RemoteError < Gem::Exception; end
class Gem::RemoteInstallationCancelled < Gem::Exception; end
class Gem::RemoteInstallationSkipped < Gem::Exception; end
##
# Represents an error communicating via HTTP.
class Gem::RemoteSourceException < Gem::Exception; end
class Gem::VerificationError < Gem::Exception; end
##
# Raised to indicate that a system exit should occur with the specified
# exit_code
class Gem::SystemExitException < SystemExit
attr_accessor :exit_code
def initialize(exit_code)
@exit_code = exit_code
super "Exiting RubyGems with exit_code #{exit_code}"
end
end