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#: * `uninstall`, `rm`, `remove` [`--force`] <formula>:
#: Uninstall <formula>.
#:
#: If `--force` is passed, and there are multiple versions of <formula>
#: installed, delete all installed versions.
require "keg"
require "formula"
require "migrator"
module Homebrew
module_function
def uninstall
raise KegUnspecifiedError if ARGV.named.empty?
if !ARGV.force?
ARGV.kegs.each do |keg|
keg.lock do
puts "Uninstalling #{keg}... (#{keg.abv})"
keg.unlink
keg.uninstall
rack = keg.rack
rm_pin rack
if rack.directory?
versions = rack.subdirs.map(&:basename)
verb = versions.length == 1 ? "is" : "are"
puts "#{keg.name} #{versions.join(", ")} #{verb} still installed."
puts "Remove all versions with `brew uninstall --force #{keg.name}`."
end
end
end
else
ARGV.named.each do |name|
rack = Formulary.to_rack(name)
name = rack.basename
if rack.directory?
puts "Uninstalling #{name}... (#{rack.abv})"
rack.subdirs.each do |d|
keg = Keg.new(d)
keg.unlink
keg.uninstall
end
end
rm_pin rack
end
end
rescue MultipleVersionsInstalledError => e
ofail e
puts "Use `brew uninstall --force #{e.name}` to remove all versions."
ensure
# If we delete Cellar/newname, then Cellar/oldname symlink
# can become broken and we have to remove it.
if HOMEBREW_CELLAR.directory?
HOMEBREW_CELLAR.children.each do |rack|
rack.unlink if rack.symlink? && !rack.resolved_path_exists?
end
end
end
def rm_pin(rack)
Formulary.from_rack(rack).unpin
rescue
nil
end
end
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