3c310b2e3d
Suggested in #1084. Made the existing warning output entirely to STDERR, because previously the first line went to STDERR and subsequent ones went to STDOUT.
128 lines
3.6 KiB
Ruby
128 lines
3.6 KiB
Ruby
#: * `uninstall`, `rm`, `remove` [`--force`] [`--ignore-dependencies`] <formula>:
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#: Uninstall <formula>.
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#:
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#: If `--force` is passed, and there are multiple versions of <formula>
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#: installed, delete all installed versions.
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#:
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#: If `--ignore-dependencies` is passed, uninstalling won't fail, even if
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#: formulae depending on <formula> would still be installed.
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require "keg"
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require "formula"
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require "diagnostic"
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require "migrator"
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module Homebrew
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module_function
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def uninstall
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raise KegUnspecifiedError if ARGV.named.empty?
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kegs_by_rack = if ARGV.force?
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Hash[ARGV.named.map do |name|
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rack = Formulary.to_rack(name)
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next unless rack.directory?
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[rack, rack.subdirs.map { |d| Keg.new(d) }]
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end]
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else
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ARGV.kegs.group_by(&:rack)
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end
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handle_unsatisfied_dependents(kegs_by_rack)
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return if Homebrew.failed?
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kegs_by_rack.each do |rack, kegs|
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if ARGV.force?
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name = rack.basename
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if rack.directory?
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puts "Uninstalling #{name}... (#{rack.abv})"
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kegs.each do |keg|
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keg.unlink
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keg.uninstall
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end
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end
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rm_pin rack
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else
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kegs.each do |keg|
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keg.lock do
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puts "Uninstalling #{keg}... (#{keg.abv})"
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keg.unlink
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keg.uninstall
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rack = keg.rack
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rm_pin rack
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if rack.directory?
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versions = rack.subdirs.map(&:basename)
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verb = versions.length == 1 ? "is" : "are"
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puts "#{keg.name} #{versions.join(", ")} #{verb} still installed."
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puts "Remove all versions with `brew uninstall --force #{keg.name}`."
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end
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end
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end
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end
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end
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rescue MultipleVersionsInstalledError => e
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ofail e
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puts "Use `brew uninstall --force #{e.name}` to remove all versions."
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ensure
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# If we delete Cellar/newname, then Cellar/oldname symlink
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# can become broken and we have to remove it.
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if HOMEBREW_CELLAR.directory?
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HOMEBREW_CELLAR.children.each do |rack|
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rack.unlink if rack.symlink? && !rack.resolved_path_exists?
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end
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end
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end
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def handle_unsatisfied_dependents(kegs_by_rack)
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return if ARGV.include?("--ignore-dependencies")
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all_kegs = kegs_by_rack.values.flatten(1)
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check_for_dependents all_kegs
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end
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def check_for_dependents(kegs)
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return false unless result = Keg.find_some_installed_dependents(kegs)
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if ARGV.homebrew_developer?
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dependents_output_for_developers(*result)
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else
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dependents_output_for_nondevelopers(*result)
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end
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true
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end
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def dependents_output_for_developers(requireds, dependents)
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msg = requireds.join(", ")
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msg << (requireds.count == 1 ? " is" : " are")
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msg << " required by #{dependents.join(", ")}, which "
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msg << (dependents.count == 1 ? "is" : "are")
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msg << " currently installed."
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msg << "\nYou can silence this warning with "
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msg << "`brew uninstall --ignore-dependencies "
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msg << "#{requireds.map(&:name).join(" ")}`."
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opoo msg
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end
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def dependents_output_for_nondevelopers(requireds, dependents)
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msg = "Refusing to uninstall #{requireds.join(", ")} because "
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msg << (requireds.count == 1 ? "it is" : "they are")
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msg << " required by #{dependents.join(", ")}, which "
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msg << (dependents.count == 1 ? "is" : "are")
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msg << " currently installed."
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msg << "\nYou can override this and force removal with "
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msg << "`brew uninstall --ignore-dependencies "
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msg << "#{requireds.map(&:name).join(" ")}`."
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ofail msg
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end
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def rm_pin(rack)
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Formulary.from_rack(rack).unpin
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rescue
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nil
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end
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end
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