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require "digest/sha1"
module Bundler
class Runtime < Environment
include SharedHelpers
def initialize(*)
super
lock
end
def setup(*groups)
# Has to happen first
clean_load_path
specs = groups.any? ? specs_for(groups) : requested_specs
cripple_rubygems(specs)
# Activate the specs
specs.each do |spec|
unless spec.loaded_from
raise GemNotFound, "#{spec.full_name} is cached, but not installed."
end
Gem.loaded_specs[spec.name] = spec
spec.load_paths.each do |path|
$LOAD_PATH.unshift(path) unless $LOAD_PATH.include?(path)
end
end
self
end
def require(*groups)
groups.map! { |g| g.to_sym }
groups = [:default] if groups.empty?
@definition.dependencies.each do |dep|
# Skip the dependency if it is not in any of the requested
# groups
next unless (dep.groups & groups).any?
begin
# Loop through all the specified autorequires for the
# dependency. If there are none, use the dependency's name
# as the autorequire.
Array(dep.autorequire || dep.name).each do |file|
Kernel.require file
end
rescue LoadError
# Only let a LoadError through if the autorequire was explicitly
# specified by the user.
raise if dep.autorequire
end
end
end
def dependencies_for(*groups)
if groups.empty?
dependencies
else
dependencies.select { |d| (groups & d.groups).any? }
end
end
alias gems specs
def cache
FileUtils.mkdir_p(cache_path)
Bundler.ui.info "Copying .gem files into vendor/cache"
specs.each do |spec|
next unless spec.source.is_a?(Source::Rubygems)
possibilities = Gem.path.map { |p| "#{p}/cache/#{spec.full_name}.gem" }
cached_path = possibilities.find { |p| File.exist? p }
raise GemNotFound, "Missing gem file '#{spec.full_name}.gem'." unless cached_path
Bundler.ui.info " * #{File.basename(cached_path)}"
next if File.expand_path(File.dirname(cached_path)) == File.expand_path(cache_path)
FileUtils.cp(cached_path, cache_path)
end
end
def prune_cache
FileUtils.mkdir_p(cache_path)
Bundler.ui.info "Removing outdated .gem files from vendor/cache"
Pathname.glob(cache_path.join("*.gem")).each do |gem_path|
cached_spec = Gem::Format.from_file_by_path(gem_path).spec
next unless Gem::Platform.match(cached_spec.platform)
unless specs.any?{|s| s.full_name == cached_spec.full_name }
Bundler.ui.info " * #{File.basename(gem_path)}"
gem_path.rmtree
end
end
end
private
def cache_path
root.join("vendor/cache")
end
end
end
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