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Try #2 at handling backed up Casks

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Avoid using variables altogether; fork out the purge into two
specialized + one common function
This commit is contained in:
L. E. Segovia 2017-11-28 18:03:57 +00:00
parent 9458e985b7
commit 9227c8fe3c
1 changed files with 17 additions and 16 deletions
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33
Library/Homebrew/cask/lib/hbc/installer.rb
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@ -29,7 +29,6 @@ module Hbc
@require_sha = require_sha
@reinstall = false
@upgrade = upgrade
@backed_up = false
end
attr_predicate :binaries?, :force?, :skip_cask_deps?, :require_sha?, :upgrade?, :verbose?, :backed_up?
@ -383,7 +382,6 @@ module Hbc
end
def backup
@backed_up = true
@cask.staged_path.rename backup_path
end
@ -393,7 +391,6 @@ module Hbc
Pathname.new(@cask.staged_path).rmtree if @cask.staged_path.exist?
backup_path.rename @cask.staged_path
@backed_up = false
end
def revert_upgrade
@ -404,7 +401,7 @@ module Hbc
end
def finalize_upgrade
purge_versioned_files
purge_backed_versioned_files
puts summary
end
@ -439,11 +436,7 @@ module Hbc
def backup_path
return nil if @cask.staged_path.nil?
if backed_up?
Pathname.new "#{@cask.staged_path}.upgrading"
else
@cask.staged_path
end
Pathname.new "#{@cask.staged_path}.upgrading"
end
def version_is_latest?
@ -454,19 +447,27 @@ module Hbc
Utils.gain_permissions_remove(path, command: @command)
end
def purge_backed_versioned_files
ohai "Purging files for version #{@cask.version} of Cask #{@cask}"
# versioned staged distribution
gain_permissions_remove(backup_path) if !backup_path.nil? && backup_path.exist?
# Homebrew-Cask metadata
purge_metadata
end
def purge_versioned_files
ohai "Purging files for version #{@cask.version} of Cask #{@cask}"
# versioned staged distribution
if upgrade?
staged_path = backup_path
else
staged_path = @cask.staged_path
end
gain_permissions_remove(staged_path) if !staged_path.nil? && staged_path.exist?
gain_permissions_remove(@cask.staged_path) if !@cask.staged_path.nil? && @cask.staged_path.exist?
# Homebrew-Cask metadata
purge_metadata
end
def purge_metadata
if @cask.metadata_versioned_path.respond_to?(:children) &&
@cask.metadata_versioned_path.exist? &&
!(upgrade? && version_is_latest?)