brew/Library/Homebrew/extend/os/mac/dependency_collector.rb

class DependencyCollector
  def ant_dep(tags)
    return if MacOS.version < :mavericks
    Dependency.new("ant", tags)
  end

  def xz_dep(tags)
    return if MacOS.version >= :mavericks
    Dependency.new("xz", tags)
  end
end
follow the pattern more closely 2016-09-18 16:32:10 -04:00			`class DependencyCollector`
Use BSD tar's libarchive LZMA support if available Avoid using an unnecessary `xz` dependency when it's not needed. 2016-10-15 13:10:35 +01:00			`def ant_dep(tags)`
one less block in mac dep 2016-09-22 08:36:10 -04:00			`return if MacOS.version < :mavericks`
Use BSD tar's libarchive LZMA support if available Avoid using an unnecessary `xz` dependency when it's not needed. 2016-10-15 13:10:35 +01:00			`Dependency.new("ant", tags)`
			`end`

			`def xz_dep(tags)`
dependency_collector: need xz dep on <= macOS 10.8 Mountain Lion: http://opensource.apple.com/source/libarchive/libarchive-25.1/config.h `/* #undef HAVE_LIBLZMA */` Mavericks: http://opensource.apple.com/source/libarchive/libarchive-29/config.h `#define HAVE_LIBLZMA 1` 2016-10-16 02:03:23 -07:00			`return if MacOS.version >= :mavericks`
Use BSD tar's libarchive LZMA support if available Avoid using an unnecessary `xz` dependency when it's not needed. 2016-10-15 13:10:35 +01:00			`Dependency.new("xz", tags)`
switch to using extend pattern 2016-09-18 12:11:30 -04:00			`end`
			`end`