/
tap.rb
984 lines (795 loc) 路 25.4 KB
/
tap.rb
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# typed: false
# frozen_string_literal: true
require "commands"
require "completions"
require "extend/cachable"
require "description_cache_store"
require "settings"
# A {Tap} is used to extend the formulae provided by Homebrew core.
# Usually, it's synced with a remote Git repository. And it's likely
# a GitHub repository with the name of `user/homebrew-repo`. In such
# cases, `user/repo` will be used as the {#name} of this {Tap}, where
# {#user} represents the GitHub username and {#repo} represents the repository
# name without the leading `homebrew-`.
class Tap
extend T::Sig
extend Cachable
TAP_DIRECTORY = (HOMEBREW_LIBRARY/"Taps").freeze
HOMEBREW_TAP_FORMULA_RENAMES_FILE = "formula_renames.json"
HOMEBREW_TAP_MIGRATIONS_FILE = "tap_migrations.json"
HOMEBREW_TAP_AUDIT_EXCEPTIONS_DIR = "audit_exceptions"
HOMEBREW_TAP_STYLE_EXCEPTIONS_DIR = "style_exceptions"
HOMEBREW_TAP_PYPI_FORMULA_MAPPINGS = "pypi_formula_mappings.json"
HOMEBREW_TAP_JSON_FILES = %W[
#{HOMEBREW_TAP_FORMULA_RENAMES_FILE}
#{HOMEBREW_TAP_MIGRATIONS_FILE}
#{HOMEBREW_TAP_AUDIT_EXCEPTIONS_DIR}/*.json
#{HOMEBREW_TAP_STYLE_EXCEPTIONS_DIR}/*.json
#{HOMEBREW_TAP_PYPI_FORMULA_MAPPINGS}
].freeze
def self.fetch(*args)
case args.length
when 1
user, repo = args.first.split("/", 2)
when 2
user = args.first
repo = args.second
end
raise "Invalid tap name '#{args.join("/")}'" if [user, repo].any? { |part| part.nil? || part.include?("/") }
# We special case homebrew and linuxbrew so that users don't have to shift in a terminal.
user = user.capitalize if ["homebrew", "linuxbrew"].include? user
repo = repo.sub(HOMEBREW_OFFICIAL_REPO_PREFIXES_REGEX, "")
return CoreTap.instance if ["Homebrew", "Linuxbrew"].include?(user) && ["core", "homebrew"].include?(repo)
cache_key = "#{user}/#{repo}".downcase
cache.fetch(cache_key) { |key| cache[key] = Tap.new(user, repo) }
end
def self.from_path(path)
match = File.expand_path(path).match(HOMEBREW_TAP_PATH_REGEX)
return if match.blank? || match[:user].blank? || match[:repo].blank?
fetch(match[:user], match[:repo])
end
sig { returns(T.attached_class) }
def self.default_cask_tap
@default_cask_tap ||= fetch("Homebrew", "cask")
end
sig { params(force: T::Boolean).returns(T::Boolean) }
def self.install_default_cask_tap_if_necessary(force: false)
false
end
extend Enumerable
# The user name of this {Tap}. Usually, it's the GitHub username of
# this {Tap}'s remote repository.
attr_reader :user
# The repository name of this {Tap} without the leading `homebrew-`.
attr_reader :repo
# The name of this {Tap}. It combines {#user} and {#repo} with a slash.
# {#name} is always in lowercase.
# e.g. `user/repo`
attr_reader :name
# The full name of this {Tap}, including the `homebrew-` prefix.
# It combines {#user} and 'homebrew-'-prefixed {#repo} with a slash.
# e.g. `user/homebrew-repo`
attr_reader :full_name
# The local path to this {Tap}.
# e.g. `/usr/local/Library/Taps/user/homebrew-repo`
attr_reader :path
# @private
def initialize(user, repo)
@user = user
@repo = repo
@name = "#{@user}/#{@repo}".downcase
@full_name = "#{@user}/homebrew-#{@repo}"
@path = TAP_DIRECTORY/@full_name.downcase
@path.extend(GitRepositoryExtension)
@alias_table = nil
@alias_reverse_table = nil
end
# Clear internal cache.
def clear_cache
@remote = nil
@repo_var = nil
@formula_dir = nil
@cask_dir = nil
@command_dir = nil
@formula_files = nil
@alias_dir = nil
@alias_files = nil
@aliases = nil
@alias_table = nil
@alias_reverse_table = nil
@command_files = nil
@formula_renames = nil
@tap_migrations = nil
@audit_exceptions = nil
@style_exceptions = nil
@pypi_formula_mappings = nil
@config = nil
@spell_checker = nil
remove_instance_variable(:@private) if instance_variable_defined?(:@private)
end
# The remote path to this {Tap}.
# e.g. `https://github.com/user/homebrew-repo`
def remote
return default_remote unless installed?
@remote ||= path.git_origin
end
# The remote repository name of this {Tap}.
# e.g. `user/homebrew-repo`
def remote_repo
return unless remote
@remote_repo ||= remote.delete_prefix("https://github.com/")
.delete_prefix("git@github.com:")
.delete_suffix(".git")
end
# The default remote path to this {Tap}.
sig { returns(String) }
def default_remote
"https://github.com/#{full_name}"
end
def repo_var
@repo_var ||= path.to_s
.delete_prefix(TAP_DIRECTORY.to_s)
.tr("^A-Za-z0-9", "_")
.upcase
end
# True if this {Tap} is a Git repository.
def git?
path.git?
end
# git branch for this {Tap}.
def git_branch
raise TapUnavailableError, name unless installed?
path.git_branch
end
# git HEAD for this {Tap}.
def git_head
raise TapUnavailableError, name unless installed?
@git_head ||= path.git_head
end
# Time since last git commit for this {Tap}.
def git_last_commit
raise TapUnavailableError, name unless installed?
path.git_last_commit
end
# The issues URL of this {Tap}.
# e.g. `https://github.com/user/homebrew-repo/issues`
sig { returns(T.nilable(String)) }
def issues_url
return if !official? && custom_remote?
"#{default_remote}/issues"
end
def to_s
name
end
# True if this {Tap} is an official Homebrew tap.
def official?
user == "Homebrew"
end
# True if the remote of this {Tap} is a private repository.
def private?
return @private if instance_variable_defined?(:@private)
@private = read_or_set_private_config
end
# {TapConfig} of this {Tap}.
def config
@config ||= begin
raise TapUnavailableError, name unless installed?
TapConfig.new(self)
end
end
# True if this {Tap} has been installed.
def installed?
path.directory?
end
# True if this {Tap} is not a full clone.
def shallow?
(path/".git/shallow").exist?
end
# @private
sig { returns(T::Boolean) }
def core_tap?
false
end
# Install this {Tap}.
#
# @param clone_target [String] If passed, it will be used as the clone remote.
# @param force_auto_update [Boolean, nil] If present, whether to override the
# logic that skips non-GitHub repositories during auto-updates.
# @param quiet [Boolean] If set, suppress all output.
# @param custom_remote [Boolean] If set, change the tap's remote if already installed.
# @param verify [Boolean] If set, verify all the formula, casks and aliases in the tap are valid.
def install(quiet: false, clone_target: nil, force_auto_update: nil, custom_remote: false, verify: false)
require "descriptions"
require "readall"
if official? && DEPRECATED_OFFICIAL_TAPS.include?(repo)
odie "#{name} was deprecated. This tap is now empty and all its contents were either deleted or migrated."
elsif user == "caskroom" || name == "phinze/cask"
new_repo = (repo == "cask") ? "cask" : "cask-#{repo}"
odie "#{name} was moved. Tap homebrew/#{new_repo} instead."
end
raise TapNoCustomRemoteError, name if custom_remote && clone_target.nil?
requested_remote = clone_target || default_remote
if installed? && !custom_remote
raise TapRemoteMismatchError.new(name, @remote, requested_remote) if clone_target && requested_remote != remote
raise TapAlreadyTappedError, name if force_auto_update.nil? && !shallow?
end
# ensure git is installed
Utils::Git.ensure_installed!
if installed?
if requested_remote != remote # we are sure that clone_target is not nil and custom_remote is true here
fix_remote_configuration(requested_remote: requested_remote, quiet: quiet)
end
unless force_auto_update.nil?
if force_auto_update
config["forceautoupdate"] = force_auto_update
elsif config["forceautoupdate"] == "true"
config.delete("forceautoupdate")
end
return
end
$stderr.ohai "Unshallowing #{name}" if shallow? && !quiet
args = %w[fetch]
# Git throws an error when attempting to unshallow a full clone
args << "--unshallow" if shallow?
args << "-q" if quiet
path.cd { safe_system "git", *args }
return
end
clear_cache
$stderr.ohai "Tapping #{name}" unless quiet
args = %W[clone #{requested_remote} #{path}]
# Override possible user configs like:
# git config --global clone.defaultRemoteName notorigin
args << "--origin=origin"
args << "-q" if quiet
# Override user-set default template
args << "--template="
begin
safe_system "git", *args
if verify && !Readall.valid_tap?(self, aliases: true) && !Homebrew::EnvConfig.developer?
raise "Cannot tap #{name}: invalid syntax in tap!"
end
rescue Interrupt, RuntimeError
ignore_interrupts do
# wait for git to possibly cleanup the top directory when interrupt happens.
sleep 0.1
FileUtils.rm_rf path
path.parent.rmdir_if_possible
end
raise
end
config["forceautoupdate"] = force_auto_update unless force_auto_update.nil?
Commands.rebuild_commands_completion_list
link_completions_and_manpages
formatted_contents = contents.presence&.to_sentence&.dup&.prepend(" ")
$stderr.puts "Tapped#{formatted_contents} (#{path.abv})." unless quiet
CacheStoreDatabase.use(:descriptions) do |db|
DescriptionCacheStore.new(db)
.update_from_formula_names!(formula_names)
end
CacheStoreDatabase.use(:cask_descriptions) do |db|
CaskDescriptionCacheStore.new(db)
.update_from_cask_tokens!(cask_tokens)
end
if official?
untapped = self.class.untapped_official_taps
untapped -= [name]
if untapped.empty?
Homebrew::Settings.delete :untapped
else
Homebrew::Settings.write :untapped, untapped.join(";")
end
end
return if clone_target
return unless private?
return if quiet
path.cd do
return if Utils.popen_read("git", "config", "--get", "credential.helper").present?
end
$stderr.puts <<~EOS
It looks like you tapped a private repository. To avoid entering your
credentials each time you update, you can use git HTTP credential
caching or issue the following command:
cd #{path}
git remote set-url origin git@github.com:#{full_name}.git
EOS
end
def link_completions_and_manpages
command = "brew tap --repair"
Utils::Link.link_manpages(path, command)
Homebrew::Completions.show_completions_message_if_needed
if official? || Homebrew::Completions.link_completions?
Utils::Link.link_completions(path, command)
else
Utils::Link.unlink_completions(path)
end
end
def fix_remote_configuration(requested_remote: nil, quiet: false)
if requested_remote.present?
path.cd do
safe_system "git", "remote", "set-url", "origin", requested_remote
safe_system "git", "config", "remote.origin.fetch", "+refs/heads/*:refs/remotes/origin/*"
end
$stderr.ohai "#{name}: changed remote from #{remote} to #{requested_remote}" unless quiet
end
current_upstream_head = path.git_origin_branch
return if requested_remote.blank? && path.git_origin_has_branch?(current_upstream_head)
args = %w[fetch]
args << "--quiet" if quiet
args << "origin"
safe_system "git", "-C", path, *args
path.git_origin_set_head_auto
new_upstream_head = path.git_origin_branch
return if new_upstream_head == current_upstream_head
path.git_rename_branch old: current_upstream_head, new: new_upstream_head
path.git_branch_set_upstream local: new_upstream_head, origin: new_upstream_head
return if quiet
$stderr.ohai "#{name}: changed default branch name from #{current_upstream_head} to #{new_upstream_head}!"
end
# Uninstall this {Tap}.
def uninstall(manual: false)
require "descriptions"
raise TapUnavailableError, name unless installed?
$stderr.puts "Untapping #{name}..."
abv = path.abv
formatted_contents = contents.presence&.to_sentence&.dup&.prepend(" ")
unpin if pinned?
CacheStoreDatabase.use(:descriptions) do |db|
DescriptionCacheStore.new(db)
.delete_from_formula_names!(formula_names)
end
CacheStoreDatabase.use(:cask_descriptions) do |db|
CaskDescriptionCacheStore.new(db)
.delete_from_cask_tokens!(cask_tokens)
end
Utils::Link.unlink_manpages(path)
Utils::Link.unlink_completions(path)
path.rmtree
path.parent.rmdir_if_possible
$stderr.puts "Untapped#{formatted_contents} (#{abv})."
Commands.rebuild_commands_completion_list
clear_cache
return if !manual || !official?
untapped = self.class.untapped_official_taps
return if untapped.include? name
untapped << name
Homebrew::Settings.write :untapped, untapped.join(";")
end
# True if the {#remote} of {Tap} is customized.
def custom_remote?
return true unless remote
remote.casecmp(default_remote).nonzero?
end
# Path to the directory of all {Formula} files for this {Tap}.
def formula_dir
@formula_dir ||= potential_formula_dirs.find(&:directory?) || (path/"Formula")
end
def potential_formula_dirs
@potential_formula_dirs ||= [path/"Formula", path/"HomebrewFormula", path].freeze
end
# Path to the directory of all {Cask} files for this {Tap}.
def cask_dir
@cask_dir ||= path/"Casks"
end
def contents
contents = []
if (command_count = command_files.count).positive?
contents << "#{command_count} #{"command".pluralize(command_count)}"
end
if (cask_count = cask_files.count).positive?
contents << "#{cask_count} #{"cask".pluralize(cask_count)}"
end
if (formula_count = formula_files.count).positive?
contents << "#{formula_count} #{"formula".pluralize(formula_count)}"
end
contents
end
# An array of all {Formula} files of this {Tap}.
def formula_files
@formula_files ||= if formula_dir.directory?
formula_dir.children.select(&method(:ruby_file?))
else
[]
end
end
# An array of all versioned {Formula} files of this {Tap}.
def versioned_formula_files
@versioned_formula_files ||= formula_files.select do |file|
file.basename(".rb").to_s =~ /@[\d.]+$/
end
end
# An array of all {Cask} files of this {Tap}.
def cask_files
@cask_files ||= if cask_dir.directory?
cask_dir.children.select(&method(:ruby_file?))
else
[]
end
end
# returns true if the file has a Ruby extension
# @private
def ruby_file?(file)
file.extname == ".rb"
end
# return true if given path would present a {Formula} file in this {Tap}.
# accepts both absolute path and relative path (relative to this {Tap}'s path)
# @private
def formula_file?(file)
file = Pathname.new(file) unless file.is_a? Pathname
file = file.expand_path(path)
ruby_file?(file) && file.parent == formula_dir
end
# return true if given path would present a {Cask} file in this {Tap}.
# accepts both absolute path and relative path (relative to this {Tap}'s path)
# @private
def cask_file?(file)
file = Pathname.new(file) unless file.is_a? Pathname
file = file.expand_path(path)
ruby_file?(file) && file.parent == cask_dir
end
# An array of all {Formula} names of this {Tap}.
def formula_names
@formula_names ||= formula_files.map(&method(:formula_file_to_name))
end
# An array of all {Cask} tokens of this {Tap}.
def cask_tokens
@cask_tokens ||= cask_files.map(&method(:formula_file_to_name))
end
# path to the directory of all alias files for this {Tap}.
# @private
def alias_dir
@alias_dir ||= path/"Aliases"
end
# an array of all alias files of this {Tap}.
# @private
def alias_files
@alias_files ||= Pathname.glob("#{alias_dir}/*").select(&:file?)
end
# an array of all aliases of this {Tap}.
# @private
def aliases
@aliases ||= alias_files.map { |f| alias_file_to_name(f) }
end
# a table mapping alias to formula name
# @private
def alias_table
return @alias_table if @alias_table
@alias_table = {}
alias_files.each do |alias_file|
@alias_table[alias_file_to_name(alias_file)] = formula_file_to_name(alias_file.resolved_path)
end
@alias_table
end
# a table mapping formula name to aliases
# @private
def alias_reverse_table
return @alias_reverse_table if @alias_reverse_table
@alias_reverse_table = {}
alias_table.each do |alias_name, formula_name|
@alias_reverse_table[formula_name] ||= []
@alias_reverse_table[formula_name] << alias_name
end
@alias_reverse_table
end
def command_dir
@command_dir ||= path/"cmd"
end
# An array of all commands files of this {Tap}.
def command_files
@command_files ||= if command_dir.directory?
Commands.find_commands(command_dir)
else
[]
end
end
# path to the pin record for this {Tap}.
# @private
def pinned_symlink_path
HOMEBREW_LIBRARY/"PinnedTaps/#{name}"
end
# True if this {Tap} has been pinned.
def pinned?
return @pinned if instance_variable_defined?(:@pinned)
@pinned = pinned_symlink_path.directory?
end
def to_hash
hash = {
"name" => name,
"user" => user,
"repo" => repo,
"path" => path.to_s,
"installed" => installed?,
"official" => official?,
"formula_names" => formula_names,
"formula_files" => formula_files.map(&:to_s),
"cask_tokens" => cask_tokens,
"cask_files" => cask_files.map(&:to_s),
"command_files" => command_files.map(&:to_s),
}
if installed?
hash["remote"] = remote
hash["custom_remote"] = custom_remote?
hash["private"] = private?
end
hash
end
# Hash with tap formula renames.
def formula_renames
@formula_renames ||= if (rename_file = path/HOMEBREW_TAP_FORMULA_RENAMES_FILE).file?
JSON.parse(rename_file.read)
else
{}
end
end
# Hash with tap migrations.
def tap_migrations
@tap_migrations ||= if (migration_file = path/HOMEBREW_TAP_MIGRATIONS_FILE).file?
JSON.parse(migration_file.read)
else
{}
end
end
# Hash with audit exceptions
sig { returns(Hash) }
def audit_exceptions
@audit_exceptions = read_formula_list_directory "#{HOMEBREW_TAP_AUDIT_EXCEPTIONS_DIR}/*"
end
# Hash with style exceptions
sig { returns(Hash) }
def style_exceptions
@style_exceptions = read_formula_list_directory "#{HOMEBREW_TAP_STYLE_EXCEPTIONS_DIR}/*"
end
# Hash with pypi formula mappings
sig { returns(Hash) }
def pypi_formula_mappings
@pypi_formula_mappings = read_formula_list path/HOMEBREW_TAP_PYPI_FORMULA_MAPPINGS
end
# @private
def should_report_analytics?
return Homebrew::EnvConfig.install_from_api? && official? unless installed?
!private?
end
def ==(other)
other = Tap.fetch(other) if other.is_a?(String)
self.class == other.class && name == other.name
end
def self.each(&block)
return unless TAP_DIRECTORY.directory?
return to_enum unless block
TAP_DIRECTORY.subdirs.each do |user|
user.subdirs.each do |repo|
yield fetch(user.basename.to_s, repo.basename.to_s)
end
end
end
# An array of all installed {Tap} names.
def self.names
map(&:name).sort
end
# An array of all tap cmd directory {Pathname}s.
sig { returns(T::Array[Pathname]) }
def self.cmd_directories
Pathname.glob TAP_DIRECTORY/"*/*/cmd"
end
# An array of official taps that have been manually untapped
sig { returns(T::Array[String]) }
def self.untapped_official_taps
Homebrew::Settings.read(:untapped)&.split(";") || []
end
# @private
def formula_file_to_name(file)
"#{name}/#{file.basename(".rb")}"
end
# @private
def alias_file_to_name(file)
"#{name}/#{file.basename}"
end
def audit_exception(list, formula_or_cask, value = nil)
return false if audit_exceptions.blank?
return false unless audit_exceptions.key? list
list = audit_exceptions[list]
case list
when Array
list.include? formula_or_cask
when Hash
return false unless list.include? formula_or_cask
return list[formula_or_cask] if value.blank?
list[formula_or_cask] == value
end
end
private
def read_or_set_private_config
case config["private"]
when "true" then true
when "false" then false
else
config["private"] = begin
if custom_remote?
true
else
GitHub.private_repo?(full_name)
end
rescue GitHub::API::HTTPNotFoundError
true
rescue GitHub::API::Error
false
end
end
end
sig { params(file: Pathname).returns(T.any(T::Array[String], Hash)) }
def read_formula_list(file)
JSON.parse file.read
rescue JSON::ParserError
opoo "#{file} contains invalid JSON"
{}
rescue Errno::ENOENT
{}
end
sig { params(directory: String).returns(Hash) }
def read_formula_list_directory(directory)
list = {}
Pathname.glob(path/directory).each do |exception_file|
list_name = exception_file.basename.to_s.chomp(".json").to_sym
list_contents = read_formula_list exception_file
next if list_contents.blank?
list[list_name] = list_contents
end
list
end
end
# A specialized {Tap} class for the core formulae.
class CoreTap < Tap
extend T::Sig
# @private
sig { void }
def initialize
super "Homebrew", "core"
end
def self.instance
@instance ||= new
end
def self.ensure_installed!
return if instance.installed?
return if Homebrew::EnvConfig.install_from_api?
return if Homebrew::EnvConfig.automatically_set_no_install_from_api?
# Tests override homebrew-core locations and we don't want to auto-tap in them.
return if ENV["HOMEBREW_TESTS"]
instance.install
end
def remote
super if installed? || !Homebrew::EnvConfig.install_from_api?
Homebrew::EnvConfig.core_git_remote
end
# CoreTap never allows shallow clones (on request from GitHub).
def install(quiet: false, clone_target: nil, force_auto_update: nil, custom_remote: false, verify: false)
remote = Homebrew::EnvConfig.core_git_remote # set by HOMEBREW_CORE_GIT_REMOTE
requested_remote = clone_target || remote
# The remote will changed again on `brew update` since remotes for homebrew/core are mismatched
raise TapCoreRemoteMismatchError.new(name, remote, requested_remote) if requested_remote != remote
if remote != default_remote
$stderr.puts "HOMEBREW_CORE_GIT_REMOTE set: using #{remote} as the Homebrew/homebrew-core Git remote."
end
super(quiet: quiet, clone_target: remote, force_auto_update: force_auto_update, custom_remote: custom_remote)
end
# @private
sig { params(manual: T::Boolean).void }
def uninstall(manual: false)
raise "Tap#uninstall is not available for CoreTap" unless Homebrew::EnvConfig.install_from_api?
super
end
# @private
sig { void }
def pin
raise "Tap#pin is not available for CoreTap"
end
# @private
sig { void }
def unpin
raise "Tap#unpin is not available for CoreTap"
end
# @private
sig { returns(T::Boolean) }
def pinned?
false
end
# @private
sig { returns(T::Boolean) }
def core_tap?
true
end
# @private
sig { returns(T::Boolean) }
def linuxbrew_core?
remote_repo.to_s.end_with?("/linuxbrew-core") || remote_repo == "Linuxbrew/homebrew-core"
end
# @private
def formula_dir
@formula_dir ||= begin
self.class.ensure_installed!
super
end
end
# @private
def alias_dir
@alias_dir ||= begin
self.class.ensure_installed!
super
end
end
# @private
def formula_renames
@formula_renames ||= begin
self.class.ensure_installed!
super
end
end
# @private
def tap_migrations
@tap_migrations ||= begin
self.class.ensure_installed!
super
end
end
# @private
def audit_exceptions
@audit_exceptions ||= begin
self.class.ensure_installed!
super
end
end
# @private
def style_exceptions
@style_exceptions ||= begin
self.class.ensure_installed!
super
end
end
# @private
def pypi_formula_mappings
@pypi_formula_mappings ||= begin
self.class.ensure_installed!
super
end
end
# @private
def formula_file_to_name(file)
file.basename(".rb").to_s
end
# @private
def alias_file_to_name(file)
file.basename.to_s
end
# @private
def aliases
return super if installed? || !Homebrew::EnvConfig.install_from_api?
Homebrew::API::Formula.all_aliases.keys
end
# @private
def formula_names
return super if installed? || !Homebrew::EnvConfig.install_from_api?
Homebrew::API::Formula.all_formulae.keys
end
end
# Permanent configuration per {Tap} using `git-config(1)`.
class TapConfig
attr_reader :tap
def initialize(tap)
@tap = tap
end
def [](key)
return unless tap.git?
return unless Utils::Git.available?
Homebrew::Settings.read key, repo: tap.path
end
def []=(key, value)
return unless tap.git?
return unless Utils::Git.available?
Homebrew::Settings.write key, value.to_s, repo: tap.path
end
def delete(key)
return unless tap.git?
return unless Utils::Git.available?
Homebrew::Settings.delete key, repo: tap.path
end
end
require "extend/os/tap"