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versions: silence 'aka' warning and syntax errors

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Signed-off-by: Jack Nagel <jacknagel@gmail.com>
This commit is contained in:
Jack Nagel 2012-01-26 23:02:18 -06:00
parent b695dfb18c
commit d10f2afbac
1 changed files with 9 additions and 3 deletions
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12
Library/Homebrew/cmd/versions.rb
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@ -63,15 +63,21 @@ class Formula
path = Pathname.new(Pathname.pwd+"#{name}.rb")
path.write text_from_sha(sha)
# Unload the class so Formula#version returns the correct value.
# Determine the version by loading the old class file.
# Note that this means that the command will error out after it
# encounters a formula that won't import. This doesn't matter
# for most formulae, but e.g. Bash at revision aae084c9db has a
# syntax error and so `versions` isn't able to walk very far back
# through the history.
# Unload the class so Formula#version returns the correct value.
# FIXME shouldn't have to do this?
Object.send(:remove_const, "#{Formula.class_s(name)}")
Formula.factory(path).version
Object.send(:remove_const, Formula.class_s(name))
begin
nostdout { Formula.factory(path).version }
rescue SyntaxError
nil
end
end rescue nil
end
end