Implement Downloadable for more types.

Library/Homebrew/cmd/fetch.rb

@@ -296,6 +296,10 @@ def run
 
  sleep 0.05
  rescue Interrupt
+ remaining_downloads.each do |_, future|
+ # FIXME: Implement cancellation of running downloads.
+ end
+
  print "\n" * previous_pending_line_count
  $stdout.flush
  raise

Library/Homebrew/cmd/install.rb

@@ -207,7 +207,6 @@ def run
  end
 
  if casks.any?
-
  if args.dry_run?
  if (casks_to_install = casks.reject(&:installed?).presence)
  ohai "Would install #{::Utils.pluralize("cask", casks_to_install.count, include_count: true)}:"

Library/Homebrew/download_strategy.rb

@@ -710,14 +710,6 @@ def stage
  end
 end
 
-# Strategy for extracting local binary packages.
-class LocalBottleDownloadStrategy < AbstractFileDownloadStrategy
- def initialize(path) # rubocop:disable Lint/MissingSuper
- @cached_location = path
- extend Pourable
- end
-end
-
 # Strategy for downloading a Subversion repository.
 #
 # @api public

Library/Homebrew/downloadable.rb

@@ -126,7 +126,7 @@ def verify_download_integrity(filename)
 
  sig { overridable.returns(String) }
  def download_name
- File.basename(determine_url.to_s)
+ @download_name ||= File.basename(determine_url.to_s)
  end
 
  private

Library/Homebrew/formula.rb

@@ -2773,10 +2773,12 @@ def on_system_blocks_exist?
  ).returns(Pathname)
  }
  def fetch(verify_download_integrity: true, timeout: nil, quiet: false)
+ odeprecated "Formula#fetch", "Resource#fetch on Formula#resource"
  active_spec.fetch(verify_download_integrity:, timeout:, quiet:)
  end
 
  def verify_download_integrity(filename)
+ odeprecated "Formula#verify_download_integrity", "Resource#verify_download_integrity on Formula#resource"
  active_spec.verify_download_integrity(filename)
  end
 

Library/Homebrew/formula_installer.rb

@@ -1261,11 +1261,11 @@ def fetch
 
  def downloader
  if (bottle_path = formula.local_bottle_path)
- LocalBottleDownloadStrategy.new(bottle_path)
+ Resource::Local.new(bottle_path)
  elsif pour_bottle?
  formula.bottle
  else
- formula
+ formula.resource
  end
  end
 

Library/Homebrew/resource.rb

@@ -269,6 +269,33 @@ def determine_url_mirrors
  [*extra_urls, *super].uniq
  end
 
+ # A local resource that doesn't need to be downloaded.
+ class Local < Resource
+ def initialize(path)
+ super(File.basename(path))
+ @path = path
+ end
+
+ sig { override.returns(Pathname) }
+ def cached_download
+ @path
+ end
+
+ sig { override.void }
+ def clear_cache; end
+
+ sig {
+ override.params(
+ verify_download_integrity: T::Boolean,
+ timeout: T.nilable(T.any(Integer, Float)),
+ quiet: T::Boolean,
+ ).returns(Pathname)
+ }
+ def fetch(verify_download_integrity: true, timeout: nil, quiet: false)
+ cached_download
+ end
+ end
+
  # A resource for a formula.
  class Formula < Resource
  sig { override.returns(String) }