76 lines
2.2 KiB
Ruby
76 lines
2.2 KiB
Ruby
# typed: true
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# frozen_string_literal: true
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require "cask_dependent"
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# Helper functions for installed dependents.
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#
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# @api private
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module InstalledDependents
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extend T::Sig
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module_function
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# Given an array of kegs, this method will try to find some other kegs
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# or casks that depend on them. If it does, it returns:
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#
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# - some kegs in the passed array that have installed dependents
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# - some installed dependents of those kegs.
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#
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# If it doesn't, it returns nil.
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#
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# Note that nil will be returned if the only installed dependents of the
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# passed kegs are other kegs in the array or casks present in the casks
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# parameter.
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#
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# For efficiency, we don't bother trying to get complete data.
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def find_some_installed_dependents(kegs, casks: [])
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keg_names = kegs.select(&:optlinked?).map(&:name)
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keg_formulae = []
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kegs_by_source = kegs.group_by do |keg|
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# First, attempt to resolve the keg to a formula
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# to get up-to-date name and tap information.
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f = keg.to_formula
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keg_formulae << f
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[f.name, f.tap]
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rescue
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# If the formula for the keg can't be found,
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# fall back to the information in the tab.
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[keg.name, keg.tab.tap]
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end
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all_required_kegs = Set.new
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all_dependents = []
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# Don't include dependencies of kegs that were in the given array.
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dependents_to_check = (Formula.installed - keg_formulae) + (Cask::Caskroom.casks - casks)
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dependents_to_check.each do |dependent|
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required = case dependent
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when Formula
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dependent.missing_dependencies(hide: keg_names)
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when Cask::Cask
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# When checking for cask dependents, we don't care about missing or non-runtime dependencies
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CaskDependent.new(dependent).runtime_dependencies(ignore_missing: true).map(&:to_formula)
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end
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required_kegs = required.map do |f|
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f_kegs = kegs_by_source[[f.name, f.tap]]
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next unless f_kegs
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f_kegs.max_by(&:version)
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end.compact
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next if required_kegs.empty?
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all_required_kegs += required_kegs
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all_dependents << dependent.to_s
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end
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return if all_required_kegs.empty?
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return if all_dependents.empty?
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[all_required_kegs.to_a, all_dependents.sort]
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end
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end
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