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require 'formula'
require 'ostruct'
module Homebrew
def deps
mode = OpenStruct.new(
:installed? => ARGV.include?('--installed'),
:tree? => ARGV.include?('--tree'),
:all? => ARGV.include?('--all'),
:topo_order? => ARGV.include?('-n'),
:union? => ARGV.include?('--union')
)
if mode.installed? && mode.tree?
puts_deps_tree Formula.installed
elsif mode.installed?
puts_deps Formula.installed
elsif mode.all?
puts_deps Formula
elsif mode.tree?
raise FormulaUnspecifiedError if ARGV.named.empty?
puts_deps_tree ARGV.formulae
else
raise FormulaUnspecifiedError if ARGV.named.empty?
all_deps = deps_for_formulae(ARGV.formulae, !ARGV.one?, &(mode.union? ? :| : :&))
all_deps = all_deps.sort_by(&:name) unless mode.topo_order?
puts all_deps
end
end
def deps_for_formula(f, recursive=false)
ignores = []
ignores << "build?" if ARGV.include? "--skip-build"
ignores << "optional?" if ARGV.include? "--skip-optional"
if recursive
deps = f.recursive_dependencies.reject do |dep|
ignores.any? { |ignore| dep.send(ignore) }
end
reqs = f.recursive_requirements.reject do |req|
ignores.any? { |ignore| req.send(ignore) }
end
else
deps = f.deps.reject do |dep|
ignores.any? { |ignore| dep.send(ignore) }
end
reqs = f.requirements.reject do |req|
ignores.any? { |ignore| req.send(ignore) }
end
end
deps + reqs.select(&:default_formula?).map(&:to_dependency)
end
def deps_for_formulae(formulae, recursive=false, &block)
formulae.map {|f| deps_for_formula(f, recursive) }.inject(&block)
end
def puts_deps(formulae)
formulae.each { |f| puts "#{f.name}: #{deps_for_formula(f).sort_by(&:name) * " "}" }
end
def puts_deps_tree(formulae)
formulae.each do |f|
puts f.name
recursive_deps_tree(f, 1)
puts
end
end
def recursive_deps_tree f, level
f.requirements.select(&:default_formula?).each do |req|
puts "| "*(level-1) + "|- :#{req.to_dependency.name}"
end
f.deps.default.each do |dep|
puts "| "*(level-1) + "|- #{dep.name}"
recursive_deps_tree(Formulary.factory(dep.name), level+1)
end
end
end
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