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Check empty? to avoid introducing nils

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[].last => nil
[].max => nil
This commit is contained in:
Jack Nagel 2015-05-26 19:49:43 -04:00
parent 13540f85ab
commit be0a1e7635
1 changed files with 8 additions and 5 deletions
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13
Library/Homebrew/cmd/bottle.rb
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@ -125,14 +125,17 @@ module Homebrew
return ofail "Formula has no stable version: #{f.name}"
end
if ARGV.include? '--no-revision'
bottle_revision = 0
else
bottle_revision = 0
unless ARGV.include? "--no-revision"
ohai "Determining #{f.name} bottle revision..."
versions = FormulaVersions.new(f)
bottle_revisions = versions.bottle_version_map("origin/master")[f.pkg_version]
bottle_revisions.pop if bottle_revisions.last.to_i > 0
bottle_revision = bottle_revisions.any? ? bottle_revisions.max.to_i + 1 : 0
unless bottle_revisions.empty?
bottle_revisions.pop if bottle_revisions.last > 0
bottle_revision = bottle_revisions.max + 1
end
end
filename = Bottle::Filename.create(f, bottle_tag, bottle_revision)