2014-06-19 13:10:36 -05:00

47 lines
1.3 KiB
Ruby

require 'cmd/tap' # for tap_args
module Homebrew
def untap
raise "Usage is `brew untap <tap-name>`" if ARGV.empty?
user, repo = tap_args
# we consistently downcase in tap to ensure we are not bitten by case-insensive
# filesystem issues. Which is the default on mac. The problem being the
# filesystem cares, but our regexps don't. So unless we resolve *every* path
# we will get bitten.
user.downcase!
repo.downcase!
tapd = HOMEBREW_LIBRARY/"Taps/#{user}/homebrew-#{repo}"
raise "No such tap!" unless tapd.directory?
files = []
tapd.find_formula { |file| files << file }
unlink_tap_formula(files)
tapd.rmtree
tapd.dirname.rmdir_if_possible
puts "Untapped #{files.length} formula#{plural(files.length, 'e')}"
end
def unlink_tap_formula paths
untapped = 0
gitignores = (HOMEBREW_LIBRARY/"Formula/.gitignore").read.split rescue []
paths.each do |path|
link = HOMEBREW_LIBRARY.join("Formula", path.basename)
if link.symlink? && (!link.exist? || link.resolved_path == path)
link.delete
gitignores.delete(path.basename.to_s)
untapped += 1
end
end
HOMEBREW_REPOSITORY.join("Library/Formula/.gitignore").atomic_write(gitignores * "\n")
untapped
end
end