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versions: split version_for_sha and use yield.

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This commit is contained in:
Mike McQuaid 2013-09-21 15:14:20 +01:00
parent 7531dfc219
commit 4702774616
1 changed files with 5 additions and 1 deletions
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6
Library/Homebrew/cmd/versions.rb
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@ -81,6 +81,10 @@ class Formula
ArgumentError, FormulaSpecificationError]
def version_for_sha sha
formula_for_sha(sha) {|f| f.version }
end
def formula_for_sha sha, &block
mktemp do
path = Pathname.new(Pathname.pwd+"#{name}.rb")
path.write text_from_sha(sha)
@ -88,7 +92,7 @@ class Formula
# Unload the class so Formula#version returns the correct value
begin
Formulary.unload_formula name
nostdout { Formula.factory(path.to_s).version }
nostdout { yield Formula.factory(path.to_s) }
rescue *IGNORED_EXCEPTIONS => e
# We rescue these so that we can skip bad versions and
# continue walking the history