Baptiste Fontaine 8ba0fb9fcf unnecessary calls to .select simplified
These are minor perf optimizations.

Closes Homebrew/homebrew#43028.

Signed-off-by: Baptiste Fontaine <batifon@yahoo.fr>
2015-08-18 00:18:22 +02:00

52 lines
1.2 KiB
Ruby

require "keg"
require "cmd/tap"
module Homebrew
def prune
ObserverPathnameExtension.reset_counts!
dirs = []
Keg::PRUNEABLE_DIRECTORIES.each do |dir|
next unless dir.directory?
dir.find do |path|
path.extend(ObserverPathnameExtension)
if path.symlink?
unless path.resolved_path_exists?
if path.to_s =~ Keg::INFOFILE_RX
path.uninstall_info unless ARGV.dry_run?
end
if ARGV.dry_run?
puts "Would remove (broken link): #{path}"
else
path.unlink
end
end
elsif path.directory?
dirs << path
end
end
end
dirs.reverse_each do |d|
if ARGV.dry_run? && d.children.empty?
puts "Would remove (empty directory): #{d}"
else
d.rmdir_if_possible
end
end
migrate_taps :force => true unless ARGV.dry_run?
if ObserverPathnameExtension.total.zero?
puts "Nothing pruned" if ARGV.verbose?
else
n, d = ObserverPathnameExtension.counts
print "Pruned #{n} symbolic links "
print "and #{d} directories " if d > 0
puts "from #{HOMEBREW_PREFIX}"
end unless ARGV.dry_run?
end
end