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Formulary#from_rack: auto resolve spec

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This commit is contained in:
Xu Cheng 2015-07-30 16:33:19 +08:00
parent 773db6a3ba
commit be9fde6266
1 changed files with 6 additions and 3 deletions
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9
Library/Homebrew/formulary.rb
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@ -175,13 +175,16 @@ class Formulary
end
# Return a Formula instance for the given rack.
def self.from_rack(rack, spec=:stable)
# It will auto resolve formula's spec when requested spec is nil
def self.from_rack(rack, spec=nil)
kegs = rack.directory? ? rack.subdirs.map { |d| Keg.new(d) } : []
keg = kegs.detect(&:linked?) || kegs.detect(&:optlinked?) || kegs.max_by(&:version)
return factory(rack.basename.to_s, spec) unless keg
return factory(rack.basename.to_s, spec || :stable) unless keg
tap = Tab.for_keg(keg).tap
tab = Tab.for_keg(keg)
tap = tab.tap
spec ||= tab.spec
if tap.nil? || tap == "Homebrew/homebrew" || tap == "mxcl/master"
factory(rack.basename.to_s, spec)