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module Compass
module Version
# Returns a hash representing the version.
# The :major, :minor, and :teeny keys have their respective numbers.
# The :string key contains a human-readable string representation of the version.
# The :rev key will have the current revision hash.
#
# This method swiped from Haml and then modified, some credit goes to Nathan Weizenbaum
def version
if defined?(@version)
@version
else
read_version
end
end
protected
def scope(file) # :nodoc:
File.join(File.dirname(__FILE__), '..', '..', file)
end
def read_version
require 'yaml'
@version = YAML::load(File.read(scope('VERSION.yml')))
@version[:teeny] = @version[:patch]
@version[:string] = "#{@version[:major]}.#{@version[:minor]}"
@version[:string] << ".#{@version[:patch]}" if @version[:patch]
@version[:string] << ".#{@version[:build]}" if @version[:build]
@version[:string] << ".#{@version[:state]}" if @version[:state]
@version[:string] << ".#{@version[:iteration]}" if @version[:iteration]
if !ENV['OFFICIAL'] && r = revision
@version[:string] << ".#{r[0..6]}"
end
@version
end
def revision
revision_from_git
end
def revision_from_git
if File.exists?(scope('.git/HEAD'))
Dir.chdir scope(".") do
`git rev-parse HEAD`
end
end
end
end
extend Compass::Version
def self.const_missing(const)
# This avoid reading from disk unless the VERSION is requested.
if const == :VERSION
version[:string]
else
super
end
end
end
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