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ruby--ruby/lib/bundler/compact_index_client/cache.rb
Hiroshi SHIBATA d22511fd75 Merge rubygems/rubygems HEAD.
Picked at 12aeef6ba9a3be0022be9934c1a3e4c46a03ed3a
2022-01-19 15:01:44 +09:00

101 lines
2.4 KiB
Ruby

# frozen_string_literal: true
require_relative "gem_parser"
module Bundler
class CompactIndexClient
class Cache
attr_reader :directory
def initialize(directory)
@directory = Pathname.new(directory).expand_path
info_roots.each do |dir|
SharedHelpers.filesystem_access(dir) do
FileUtils.mkdir_p(dir)
end
end
end
def names
lines(names_path)
end
def names_path
directory.join("names")
end
def versions
versions_by_name = Hash.new {|hash, key| hash[key] = [] }
info_checksums_by_name = {}
lines(versions_path).each do |line|
name, versions_string, info_checksum = line.split(" ", 3)
info_checksums_by_name[name] = info_checksum || ""
versions_string.split(",").each do |version|
if version.start_with?("-")
version = version[1..-1].split("-", 2).unshift(name)
versions_by_name[name].delete(version)
else
version = version.split("-", 2).unshift(name)
versions_by_name[name] << version
end
end
end
[versions_by_name, info_checksums_by_name]
end
def versions_path
directory.join("versions")
end
def checksums
checksums = {}
lines(versions_path).each do |line|
name, _, checksum = line.split(" ", 3)
checksums[name] = checksum
end
checksums
end
def dependencies(name)
lines(info_path(name)).map do |line|
parse_gem(line)
end
end
def info_path(name)
name = name.to_s
if name =~ /[^a-z0-9_-]/
name += "-#{SharedHelpers.digest(:MD5).hexdigest(name).downcase}"
info_roots.last.join(name)
else
info_roots.first.join(name)
end
end
private
def lines(path)
return [] unless path.file?
lines = SharedHelpers.filesystem_access(path, :read, &:read).split("\n")
header = lines.index("---")
header ? lines[header + 1..-1] : lines
end
def parse_gem(line)
@dependency_parser ||= GemParser.new
@dependency_parser.parse(line)
end
def info_roots
[
directory.join("info"),
directory.join("info-special-characters"),
]
end
end
end
end