##

# Specifies a Specification object that should be activated. Also contains a

# dependency that was used to introduce this activation.

##

# The global rubygems pool, available via the rubygems.org API.

# Returns instances of APISpecification.

##

# Represents a specification retrieved via the rubygems.org API.

#

##

# The BestSet chooses the best available method to query a remote index.

#

##

# A ComposedSet allows multiple sets to be queried like a single set.

#

##

# Used internally to indicate that a dependency conflicted

# with a spec that would be activated.

##

# A set which represents the installed gems. Respects

# all the normal settings that control where to look

##

# Used Internally. Wraps a Dependency object to also track which spec

# contained the Dependency.

##

# A GitSet represents gems that are sourced from git repositories.

#

##

# A GitSpecification represents a gem that is sourced from a git repository

# and is being loaded through a gem dependencies file through the +git:+

##

# The global rubygems pool represented via the traditional

# source index.

##

# Represents a possible Specification object returned from IndexSet. Used to

# delay needed to download full Specification objects when only the +name+

##

# An InstalledSpecification represents a gem that is already installed

# locally.

##

# A set of gems for installation sourced from remote sources and local .gem

# files

##

# A LocalSpecification comes from a .gem file on the local filesystem.

##

# A set of gems from a gem dependencies lockfile.

##

# The LockSpecification comes from a lockfile (Gem::RequestSet::Lockfile).

#

require 'rubygems/resolver/molinillo/lib/molinillo'

require 'rubygems/resolver/molinillo/lib/molinillo/gem_metadata'

require 'rubygems/resolver/molinillo/lib/molinillo/errors'

require 'rubygems/resolver/molinillo/lib/molinillo/resolver'

require 'set'

require 'tsort'

module Gem::Resolver::Molinillo

# An error that occurred during the resolution process

class ResolverError < StandardError; end

module Gem::Resolver::Molinillo

VERSION = '0.4.0'

end

module Gem::Resolver::Molinillo

# Provides information about specifcations and dependencies to the resolver,

# allowing the {Resolver} class to remain generic while still providing power

module Gem::Resolver::Molinillo

# Conveys information about the resolution process to a user.

module UI

module Gem::Resolver::Molinillo

class Resolver

# A specific resolution from a given {Resolver}

require 'rubygems/resolver/molinillo/lib/molinillo/dependency_graph'

module Gem::Resolver::Molinillo

module Gem::Resolver::Molinillo

# A state that a {Resolution} can be in

# @attr [String] name

##

# The RequirementList is used to hold the requirements being considered

# while resolving a set of gems.

##

# Resolver sets are used to look up specifications (and their

# dependencies) used in resolution. This set is abstract.

##

# The Resolver::SpecSpecification contains common functionality for

# Resolver specifications that are backed by a Gem::Specification.

##

# A Resolver::Specification contains a subset of the information

# contained in a Gem::Specification. Only the information necessary for

class Gem::Resolver::Stats

def initialize

@max_depth = 0

##

# A VendorSet represents gems that have been unpacked into a specific

# directory that contains a gemspec.

##

# A VendorSpecification represents a gem that has been unpacked into a project

# and is being loaded through a gem dependencies file through the +path:+