Handles Sass version-reporting. Sass not only reports the standard three version numbers, but its Git revision hash as well, if it was installed from Git.
Returns a hash representing the version of Sass. The `:major`, `:minor`, and `:teeny` keys have their respective numbers as Fixnums. The `:name` key has the name of the version. The `:string` key contains a human-readable string representation of the version. The `:number` key is the major, minor, and teeny keys separated by periods. If Sass is checked out from Git, the `:rev` key will have the revision hash. For example:
{ :string => "2.1.0.9616393", :rev => "9616393b8924ef36639c7e82aa88a51a24d16949", :number => "2.1.0", :major => 2, :minor => 1, :teeny => 0 }
If a prerelease version of Sass is being used, the `:string` and `:number` fields will reflect the full version (e.g. `"2.2.beta.1"`), and the `:teeny` field will be `-1`. A `:prerelease` key will contain the name of the prerelease (e.g. `"beta"`), and a `:prerelease_number` key will contain the rerelease number. For example:
{ :string => "3.0.beta.1", :number => "3.0.beta.1", :major => 3, :minor => 0, :teeny => -1, :prerelease => "beta", :prerelease_number => 1 }
@return [{Symbol => String/Fixnum}] The version hash
# File lib/sass/version.rb, line 45 def version return @@version if defined?(@@version) numbers = File.read(scope('VERSION')).strip.split('.'). map {|n| n =~ %r^[0-9]+$/ ? n.to_i : n} name = File.read(scope('VERSION_NAME')).strip @@version = { :major => numbers[0], :minor => numbers[1], :teeny => numbers[2], :name => name } if numbers[3].is_a?(String) @@version[:teeny] = -1 @@version[:prerelease] = numbers[3] @@version[:prerelease_number] = numbers[4] end @@version[:number] = numbers.join('.') @@version[:string] = @@version[:number].dup if rev = revision_number @@version[:rev] = rev unless rev[0] == (( @@version[:string] << "." << rev[0...7] end end @@version[:string] << " (#{name})" @@version end