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require 'formula'
require 'tab'
require 'keg'
require 'caveats'
require 'blacklist'
module Homebrew extend self
def info
# eventually we'll solidify an API, but we'll keep old versions
# awhile around for compatibility
if ARGV.json == "v1"
print_json
elsif ARGV.flag? '--github'
exec_browser(*ARGV.formulae.map { |f| github_info(f) })
else
print_info
end
end
def print_info
if ARGV.named.empty?
if ARGV.include? "--all"
Formula.each do |f|
info_formula f
puts '---'
end
else
puts "#{HOMEBREW_CELLAR.children.length} kegs, #{HOMEBREW_CELLAR.abv}"
end
elsif valid_url ARGV[0]
info_formula Formula.factory(ARGV.shift)
else
ARGV.named.each do |f|
begin
info_formula Formula.factory(f)
rescue FormulaUnavailableError
# No formula with this name, try a blacklist lookup
if (blacklist = blacklisted?(f))
puts blacklist
else
raise
end
end
end
end
end
def print_json
require 'vendor/multi_json'
formulae = ARGV.include?("--all") ? Formula : ARGV.formulae
json = formulae.map {|f| f.to_hash}
if json.size == 1
puts MultiJson.encode json.pop
else
puts MultiJson.encode json
end
end
def github_fork
if which 'git' and (HOMEBREW_REPOSITORY/".git").directory?
if `git remote -v` =~ %r{origin\s+(https?://|git(?:@|://))github.com[:/](.+)/homebrew}
$2
end
end
end
def github_info f
path = f.path.realpath
if path.to_s =~ %r{#{HOMEBREW_REPOSITORY}/Library/Taps/(\w+)-(\w+)/(.*)}
user = $1
repo = "homebrew-#$2"
path = $3
else
path.parent.cd do
user = github_fork
end
repo = "homebrew"
path = "Library/Formula/#{path.basename}"
end
"https://github.com/#{user}/#{repo}/commits/master/#{path}"
end
def info_formula f
specs = []
stable = "stable #{f.stable.version}" if f.stable
stable += " (bottled)" if f.bottle
specs << stable if stable
specs << "devel #{f.devel.version}" if f.devel
specs << "HEAD" if f.head
puts "#{f.name}: #{specs*', '}#{' (pinned)' if f.pinned?}"
puts f.homepage
if f.keg_only?
puts
puts "This formula is keg-only."
puts f.keg_only_reason
puts
end
conflicts = f.conflicts.map(&:name).sort!
puts "Conflicts with: #{conflicts*', '}" unless conflicts.empty?
if f.rack.directory?
kegs = f.rack.subdirs.map { |keg| Keg.new(keg) }.sort_by(&:version)
kegs.each do |keg|
puts "#{keg} (#{keg.abv})#{' *' if keg.linked?}"
tab = Tab.for_keg(keg).to_s
puts " #{tab}" unless tab.empty?
end
else
puts "Not installed"
end
history = github_info(f)
puts history if history
unless f.deps.empty?
ohai "Dependencies"
%w{build required recommended optional}.map do |type|
deps = f.deps.send(type)
puts "#{type.capitalize}: #{deps*', '}" unless deps.empty?
end
end
unless f.build.empty?
require 'cmd/options'
ohai "Options"
Homebrew.dump_options_for_formula f
end
c = Caveats.new(f)
ohai 'Caveats', c.caveats unless c.empty?
rescue FormulaUnavailableError
# check for DIY installation
d = HOMEBREW_PREFIX+name
if d.directory?
ohai "DIY Installation"
d.children.each{ |keg| puts "#{keg} (#{keg.abv})" }
else
raise "No such formula or keg"
end
end
private
def valid_url u
u[0..6] == 'http://' or u[0..7] == 'https://' or u[0..5] == 'ftp://'
end
end
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