brew/Library/Homebrew/requirements/x11_dependency.rb
Mike McQuaid 7afe1ed67a requirements: recommend casks where available.
Also, tweak the XQuartz requirement to not show 0.0.0 versions being required.

Closes Homebrew/homebrew#35254.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
2014-12-25 20:45:57 +00:00

49 lines
1.0 KiB
Ruby

require "requirement"
class X11Dependency < Requirement
include Comparable
attr_reader :min_version
fatal true
env { ENV.x11 }
def initialize(name="x11", tags=[])
@name = name
if /(\d\.)+\d/ === tags.first
@min_version = Version.new(tags.shift)
@min_version_string = " #{@min_version}"
else
@min_version = Version.new("0.0.0")
@min_version_string = ""
end
super(tags)
end
satisfy :build_env => false do
MacOS::XQuartz.installed? && min_version <= Version.new(MacOS::XQuartz.version)
end
def message; <<-EOS.undent
You can install XQuartz#{@min_version_string} with:
brew cask install xquartz
Or from:
https://xquartz.macosforge.org
EOS
end
def <=> other
return unless X11Dependency === other
min_version <=> other.min_version
end
def eql?(other)
super && min_version == other.min_version
end
def inspect
"#<#{self.class.name}: #{name.inspect} #{tags.inspect} min_version=#{min_version}>"
end
end