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Sass::Version

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.

Public Instance Methods

version() click to toggle source

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 =~ /^[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

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