48 lines
1.4 KiB
Ruby
48 lines
1.4 KiB
Ruby
module Haml
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module Version
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# Returns a hash representing the version of Haml.
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# The :major, :minor, and :teeny keys have their respective numbers.
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# The :string key contains a human-readable string representation of the version.
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# If Haml is checked out from Git,
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# the :rev key will have the revision hash.
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def version
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return @@version if defined?(@@version)
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numbers = File.read(scope('VERSION')).strip.split('.').map { |n| n.to_i }
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@@version = {
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:major => numbers[0],
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:minor => numbers[1],
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:teeny => numbers[2]
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}
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@@version[:string] = [:major, :minor, :teeny].map { |comp| @@version[comp] }.compact.join('.')
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if File.exists?(scope('REVISION'))
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rev = File.read(scope('REVISION')).strip
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rev = nil if rev !~ /^([a-f0-9]+|\(.*\))$/
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end
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if (rev.nil? || rev == '(unknown)') && File.exists?(scope('.git/HEAD'))
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rev = File.read(scope('.git/HEAD')).strip
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if rev =~ /^ref: (.*)$/
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rev = File.read(scope(".git/#{$1}")).strip
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end
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end
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if rev
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@@version[:rev] = rev
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unless rev[0] == ?(
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@@version[:string] << "."
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@@version[:string] << rev[0...7]
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end
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end
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@@version
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end
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# Returns the path of file relative to the Haml root.
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def scope(file) # :nodoc:
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File.expand_path File.join(File.dirname(__FILE__), '..', '..', file)
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end
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end
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end
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