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Fix nil handling in brew versions

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Fixes Homebrew/homebrew#7392.
This commit is contained in:
Max Howell 2011-09-05 09:39:55 +01:00
parent 6283ca46b7
commit 9cdfd2797f
1 changed files with 5 additions and 2 deletions
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7
Library/Homebrew/cmd/versions.rb
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@ -8,7 +8,7 @@ module Homebrew extend self
yielded = []
f.rev_list.each do |sha|
version = f.version_for_sha sha
unless yielded.include? version
unless yielded.include? version or version.nil?
yield version, sha
yielded << version
end
@ -55,7 +55,10 @@ class Formula
return version[1] unless version.nil?
url = code.match(/class #{Formula.class_s name} < ?Formula.*?(?:url\s|@url\s*=)\s*(?:'|")(.+?)(?:'|").*?end\s/m)
return Pathname.new(url[1]).version unless url.nil?
unless url.nil?
version = Pathname.new(url[1]).version
return version unless version.to_s.empty?
end
head = code.match(/class #{Formula.class_s name} < ?Formula.*?head\s'(.*?)'.*?end\s\s/m)
return 'HEAD' unless head.nil?