48 lines
1.3 KiB
Ruby
48 lines
1.3 KiB
Ruby
require 'cmd/tap' # for tap_args
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module Homebrew extend self
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def untap
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raise "Usage is `brew untap <tap-name>`" if ARGV.empty?
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user, repo = tap_args
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# we consistently downcase in tap to ensure we are not bitten by case-insensive
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# filesystem issues. Which is the default on mac. The problem being the
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# filesystem cares, but our regexps don't. So unless we resolve *every* path
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# we will get bitten.
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user.downcase!
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repo.downcase!
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tapd = HOMEBREW_LIBRARY/"Taps/#{user}-#{repo}"
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raise "No such tap!" unless tapd.directory?
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files = []
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tapd.find_formula{ |file| files << Pathname.new("#{user}-#{repo}").join(file) }
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unlink_tap_formula(files)
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rm_rf tapd
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puts "Untapped #{files.length} formula"
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end
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def unlink_tap_formula formulae
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untapped = 0
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gitignores = (HOMEBREW_LIBRARY/"Formula/.gitignore").read.split rescue []
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formulae.each do |formula|
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tapd = (HOMEBREW_LIBRARY/"Taps/#{formula}").dirname
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bn = formula.basename.to_s
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pn = HOMEBREW_LIBRARY/"Formula/#{bn}"
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if pn.symlink? and (!pn.exist? or pn.realpath.to_s =~ %r[^#{tapd}])
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pn.delete
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gitignores.delete(bn)
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untapped += 1
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end
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end
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HOMEBREW_REPOSITORY.join("Library/Formula/.gitignore").atomic_write(gitignores * "\n")
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untapped
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end
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end
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