e8c9a19f65
Repos can't at this point. Hard to easily fix so avoiding it until 2.0 or until someone moans enough.
84 lines
2.3 KiB
Ruby
84 lines
2.3 KiB
Ruby
module Homebrew extend self
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def tap
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if ARGV.empty?
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tapd = HOMEBREW_LIBRARY/"Taps"
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tapd.children.each do |tap|
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puts tap.basename.sub('-', '/') if (tap/'.git').directory?
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end if tapd.directory?
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else
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install_tap(*tap_args)
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end
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end
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def install_tap user, repo
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raise "brew install git" unless which 'git'
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# we special case homebrew so users don't have to shift in a terminal
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repouser = if user == "homebrew" then "Homebrew" else user end
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user = "homebrew" if user == "Homebrew"
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# we downcase to avoid case-insensitive filesystem issues
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tapd = HOMEBREW_LIBRARY/"Taps/#{user.downcase}-#{repo.downcase}"
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raise "Already tapped!" if tapd.directory?
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abort unless system "git clone https://github.com/#{repouser}/homebrew-#{repo} #{tapd}"
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files = []
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tapd.find_formula{ |file| files << tapd.basename.join(file) }
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tapped = link_tap_formula(files)
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puts "Tapped #{tapped} formula"
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end
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def link_tap_formula formulae
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ignores = (HOMEBREW_LIBRARY/"Formula/.gitignore").read.split rescue []
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tapped = 0
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cd HOMEBREW_LIBRARY/"Formula" do
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formulae.each do |formula|
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from = HOMEBREW_LIBRARY.join("Taps/#{formula}")
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to = HOMEBREW_LIBRARY.join("Formula/#{formula.basename}")
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# Unexpected, but possible, lets proceed as if nothing happened
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to.delete if to.symlink? and to.realpath == from
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# using the system ln is the only way to get relative symlinks
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system "ln -s ../Taps/#{formula} 2>/dev/null"
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if $?.success?
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ignores << formula.basename.to_s
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tapped += 1
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else
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to = to.realpath if to.exist?
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opoo "Could not tap #{Tty.white}#{from.tap_ref}#{Tty.reset} over #{Tty.white}#{to.tap_ref}#{Tty.reset}"
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end
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end
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end
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HOMEBREW_LIBRARY.join("Formula/.gitignore").atomic_write(ignores.uniq.join("\n"))
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tapped
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end
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private
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def tap_args
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ARGV.first =~ %r{^(\S+)/(homebrew-)?(\w+)$}
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raise "Invalid usage" unless $1 and $3
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[$1, $3]
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end
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end
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class Pathname
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def tap_ref
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case self.to_s
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when %r{^#{HOMEBREW_LIBRARY}/Taps/([a-z\-_]+)-(\w+)/(.+)}
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"#$1/#$2/#{File.basename($3, '.rb')}"
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when %r{^#{HOMEBREW_LIBRARY}/Formula/(.+)}
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"mxcl/master/#{File.basename($1, '.rb')}"
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else
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nil
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end
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end
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end
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