Extra check

This commit is contained in:
Kimmo Lehto 2017-02-21 11:26:40 +02:00
parent df7ae5eb26
commit 91c1a54b67
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@ -40,7 +40,7 @@ class RubyRequirement < Requirement
def rubies
rubies = which_all("ruby")
if ruby_formula.installed?
if ruby_formula && ruby_formula.installed?
rubies.unshift Pathname.new(ruby_formula.bin/"ruby")
end
rubies.uniq