60 lines
1.9 KiB
Ruby
60 lines
1.9 KiB
Ruby
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module Hbc::Scopes
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def self.included(base)
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base.extend(ClassMethods)
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end
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module ClassMethods
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def all
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@all_casks ||= {}
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all_tokens.map { |t| @all_casks[t] ||= load(t) }
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end
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def all_tapped_cask_dirs
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@all_tapped_cask_dirs ||= Tap.names.map(&Tap.method(:fetch)).map(&:cask_dir)
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.unshift(default_tap.cask_dir) # optimization: place the default Tap first
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.uniq
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end
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def reset_all_tapped_cask_dirs
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# The memoized value should be reset when a Tap is added/removed
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# (which is a rare event in our codebase).
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@all_tapped_cask_dirs = nil
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end
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def all_tokens
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cask_tokens = all_tapped_cask_dirs.map { |d| Dir.glob d.join("*.rb") }.flatten
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cask_tokens.map { |c|
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# => "/usr/local/Library/Taps/caskroom/example-tap/Casks/example.rb"
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c.sub!(%r{\.rb$}, "")
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# => ".../example"
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c = c.split("/").last 4
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# => ["caskroom", "example-tap", "Casks", "example"]
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c.delete_at(-2)
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# => ["caskroom", "example-tap", "example"]
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c.join "/"
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}
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end
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def installed
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# Hbc.load has some DWIM which is slow. Optimize here
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# by spoon-feeding Hbc.load fully-qualified paths.
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# TODO: speed up Hbc::Source::Tapped (main perf drag is calling Hbc.all_tokens repeatedly)
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# TODO: ability to specify expected source when calling Hbc.load (minor perf benefit)
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Pathname.glob(caskroom.join("*"))
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.map { |caskroom_path|
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token = caskroom_path.basename.to_s
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path_to_cask = all_tapped_cask_dirs.find { |tap_dir|
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tap_dir.join("#{token}.rb").exist?
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}
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if path_to_cask
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Hbc.load(path_to_cask.join("#{token}.rb"))
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else
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Hbc.load(token)
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end
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}
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end
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end
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end
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