# frozen_string_literal: true
##
# A GitSet represents gems that are sourced from git repositories.
#
# This is used for gem dependency file support.
#
# Example:
#
# set = Gem::Resolver::GitSet.new
# set.add_git_gem 'rake', 'git://example/rake.git', tag: 'rake-10.1.0'
class Gem::Resolver::GitSet < Gem::Resolver::Set
##
# The root directory for git gems in this set. This is usually Gem.dir, the
# installation directory for regular gems.
attr_accessor :root_dir
##
# Contains repositories needing submodules
attr_reader :need_submodules # :nodoc:
##
# A Hash containing git gem names for keys and a Hash of repository and
# git commit reference as values.
attr_reader :repositories # :nodoc:
##
# A hash of gem names to Gem::Resolver::GitSpecifications
attr_reader :specs # :nodoc:
def initialize # :nodoc:
super()
@git = ENV['git'] || 'git'
@need_submodules = {}
@repositories = {}
@root_dir = Gem.dir
@specs = {}
end
def add_git_gem(name, repository, reference, submodules) # :nodoc:
@repositories[name] = [repository, reference]
@need_submodules[repository] = submodules
end
##
# Adds and returns a GitSpecification with the given +name+ and +version+
# which came from a +repository+ at the given +reference+. If +submodules+
# is true they are checked out along with the repository.
#
# This fills in the prefetch information as enough information about the gem
# is present in the arguments.
def add_git_spec(name, version, repository, reference, submodules) # :nodoc:
add_git_gem name, repository, reference, submodules
source = Gem::Source::Git.new name, repository, reference
source.root_dir = @root_dir
spec = Gem::Specification.new do |s|
s.name = name
s.version = version
end
git_spec = Gem::Resolver::GitSpecification.new self, spec, source
@specs[spec.name] = git_spec
git_spec
end
##
# Finds all git gems matching +req+
def find_all(req)
prefetch nil
specs.values.select do |spec|
req.match? spec
end
end
##
# Prefetches specifications from the git repositories in this set.
def prefetch(reqs)
return unless @specs.empty?
@repositories.each do |name, (repository, reference)|
source = Gem::Source::Git.new name, repository, reference
source.root_dir = @root_dir
source.remote = @remote
source.specs.each do |spec|
git_spec = Gem::Resolver::GitSpecification.new self, spec, source
@specs[spec.name] = git_spec
end
end
end
def pretty_print(q) # :nodoc:
q.group 2, '[GitSet', ']' do
next if @repositories.empty?
q.breakable
repos = @repositories.map do |name, (repository, reference)|
"#{name}: #{repository}@#{reference}"
end
q.seplist repos do |repo|
q.text repo
end
end
end
end
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