brew/Library/Homebrew/api/formula.rb
2025-08-11 00:37:50 -04:00

149 lines
4.8 KiB
Ruby

# typed: strict
# frozen_string_literal: true
require "cachable"
require "api"
require "api/source_download"
require "download_queue"
module Homebrew
module API
# Helper functions for using the formula JSON API.
module Formula
extend Cachable
DEFAULT_API_FILENAME = "formula.jws.json"
private_class_method :cache
sig { params(name: String).returns(T::Hash[String, T.untyped]) }
def self.fetch(name)
Homebrew::API.fetch "formula/#{name}.json"
end
sig { params(formula: ::Formula, download_queue: T.nilable(Homebrew::DownloadQueue)).returns(Homebrew::API::SourceDownload) }
def self.source_download(formula, download_queue: nil)
path = formula.ruby_source_path || "Formula/#{formula.name}.rb"
git_head = formula.tap_git_head || "HEAD"
tap = formula.tap&.full_name || "Homebrew/homebrew-core"
download = Homebrew::API::SourceDownload.new(
"https://raw.githubusercontent.com/#{tap}/#{git_head}/#{path}",
formula.ruby_source_checksum,
cache: HOMEBREW_CACHE_API_SOURCE/"#{tap}/#{git_head}/Formula",
)
if download_queue
download_queue.enqueue(download)
elsif !download.symlink_location.exist?
download.fetch
end
download
end
sig { params(formula: ::Formula).returns(::Formula) }
def self.source_download_formula(formula)
download = source_download(formula)
with_env(HOMEBREW_FORBID_PACKAGES_FROM_PATHS: nil) do
Formulary.factory(download.symlink_location,
formula.active_spec_sym,
alias_path: formula.alias_path,
flags: formula.class.build_flags)
end
end
sig { returns(Pathname) }
def self.cached_json_file_path
HOMEBREW_CACHE_API/DEFAULT_API_FILENAME
end
sig {
params(download_queue: T.nilable(Homebrew::DownloadQueue), stale_seconds: Integer)
.returns([T.any(T::Array[T.untyped], T::Hash[String, T.untyped]), T::Boolean])
}
def self.fetch_api!(download_queue: nil, stale_seconds: Homebrew::EnvConfig.api_auto_update_secs.to_i)
Homebrew::API.fetch_json_api_file DEFAULT_API_FILENAME, stale_seconds:, download_queue:
end
sig {
params(download_queue: T.nilable(Homebrew::DownloadQueue), stale_seconds: Integer)
.returns([T.any(T::Array[T.untyped], T::Hash[String, T.untyped]), T::Boolean])
}
def self.fetch_tap_migrations!(download_queue: nil, stale_seconds: Homebrew::API::TAP_MIGRATIONS_STALE_SECONDS)
Homebrew::API.fetch_json_api_file "formula_tap_migrations.jws.json", stale_seconds:, download_queue:
end
sig { returns(T::Boolean) }
def self.download_and_cache_data!
json_formulae, updated = fetch_api!
cache["aliases"] = {}
cache["renames"] = {}
cache["formulae"] = json_formulae.to_h do |json_formula|
json_formula["aliases"].each do |alias_name|
cache["aliases"][alias_name] = json_formula["name"]
end
(json_formula["oldnames"] || [json_formula["oldname"]].compact).each do |oldname|
cache["renames"][oldname] = json_formula["name"]
end
[json_formula["name"], json_formula.except("name")]
end
updated
end
private_class_method :download_and_cache_data!
sig { returns(T::Hash[String, T.untyped]) }
def self.all_formulae
unless cache.key?("formulae")
json_updated = download_and_cache_data!
write_names_and_aliases(regenerate: json_updated)
end
cache.fetch("formulae")
end
sig { returns(T::Hash[String, String]) }
def self.all_aliases
unless cache.key?("aliases")
json_updated = download_and_cache_data!
write_names_and_aliases(regenerate: json_updated)
end
cache.fetch("aliases")
end
sig { returns(T::Hash[String, String]) }
def self.all_renames
unless cache.key?("renames")
json_updated = download_and_cache_data!
write_names_and_aliases(regenerate: json_updated)
end
cache.fetch("renames")
end
sig { returns(T::Hash[String, T.untyped]) }
def self.tap_migrations
unless cache.key?("tap_migrations")
json_migrations, = fetch_tap_migrations!
cache["tap_migrations"] = json_migrations
end
cache.fetch("tap_migrations")
end
sig { params(regenerate: T::Boolean).void }
def self.write_names_and_aliases(regenerate: false)
download_and_cache_data! unless cache.key?("formulae")
Homebrew::API.write_names_file!(all_formulae.keys, "formula", regenerate:)
Homebrew::API.write_aliases_file!(all_aliases, "formula", regenerate:)
end
end
end
end