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move uninstall logic to new file

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This commit is contained in:
Tie 2020-11-01 14:45:11 -05:00
parent f95e1729a2
commit 30a3561448
2 changed files with 222 additions and 140 deletions
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143
Library/Homebrew/cmd/uninstall.rb
View File

@ -8,8 +8,11 @@ require "migrator"
require "cli/parser"
require "cask/cmd"
require "cask/cask_loader"
require "uninstall"
module Homebrew
extend Uninstall
module_function
def uninstall_args
@ -54,76 +57,10 @@ module Homebrew
kegs_by_rack = all_kegs.group_by(&:rack)
end
handle_unsatisfied_dependents(kegs_by_rack,
uninstall_kegs(kegs_by_rack,
force: args.force?,
ignore_dependencies: args.ignore_dependencies?,
named_args: args.named)
return if Homebrew.failed?
kegs_by_rack.each do |rack, kegs|
if args.force?
name = rack.basename
if rack.directory?
puts "Uninstalling #{name}... (#{rack.abv})"
kegs.each do |keg|
keg.unlink
keg.uninstall
end
end
rm_pin rack
else
kegs.each do |keg|
begin
f = Formulary.from_rack(rack)
if f.pinned?
onoe "#{f.full_name} is pinned. You must unpin it to uninstall."
next
end
rescue
nil
end
keg.lock do
puts "Uninstalling #{keg}... (#{keg.abv})"
keg.unlink
keg.uninstall
rack = keg.rack
rm_pin rack
if rack.directory?
versions = rack.subdirs.map(&:basename)
puts "#{keg.name} #{versions.to_sentence} #{"is".pluralize(versions.count)} still installed."
puts "Run `brew uninstall --force #{keg.name}` to remove all versions."
end
next unless f
paths = f.pkgetc.find.map(&:to_s) if f.pkgetc.exist?
if paths.present?
puts
opoo <<~EOS
The following #{f.name} configuration files have not been removed!
If desired, remove them manually with `rm -rf`:
#{paths.sort.uniq.join("\n ")}
EOS
end
unversioned_name = f.name.gsub(/@.+$/, "")
maybe_paths = Dir.glob("#{f.etc}/*#{unversioned_name}*")
maybe_paths -= paths if paths.present?
if maybe_paths.present?
puts
opoo <<~EOS
The following may be #{f.name} configuration files and have not been removed!
If desired, remove them manually with `rm -rf`:
#{maybe_paths.sort.uniq.join("\n ")}
EOS
end
end
end
end
end
return if casks.blank?
@ -144,74 +81,4 @@ module Homebrew
end
end
end
def handle_unsatisfied_dependents(kegs_by_rack, ignore_dependencies: false, named_args: [])
return if ignore_dependencies
all_kegs = kegs_by_rack.values.flatten(1)
check_for_dependents(all_kegs, named_args: named_args)
rescue MethodDeprecatedError
# Silently ignore deprecations when uninstalling.
nil
end
def check_for_dependents(kegs, named_args: [])
return false unless result = Keg.find_some_installed_dependents(kegs)
if Homebrew::EnvConfig.developer?
DeveloperDependentsMessage.new(*result, named_args: named_args).output
else
NondeveloperDependentsMessage.new(*result, named_args: named_args).output
end
true
end
class DependentsMessage
attr_reader :reqs, :deps, :named_args
def initialize(requireds, dependents, named_args: [])
@reqs = requireds
@deps = dependents
@named_args = named_args
end
protected
def sample_command
"brew uninstall --ignore-dependencies #{named_args.join(" ")}"
end
def are_required_by_deps
"#{"is".pluralize(reqs.count)} required by #{deps.to_sentence}, " \
"which #{"is".pluralize(deps.count)} currently installed"
end
end
class DeveloperDependentsMessage < DependentsMessage
def output
opoo <<~EOS
#{reqs.to_sentence} #{are_required_by_deps}.
You can silence this warning with:
#{sample_command}
EOS
end
end
class NondeveloperDependentsMessage < DependentsMessage
def output
ofail <<~EOS
Refusing to uninstall #{reqs.to_sentence}
because #{"it".pluralize(reqs.count)} #{are_required_by_deps}.
You can override this and force removal with:
#{sample_command}
EOS
end
end
def rm_pin(rack)
Formulary.from_rack(rack).unpin
rescue
nil
end
end

215
Library/Homebrew/uninstall.rb Normal file
View File

@ -0,0 +1,215 @@
# typed: true
# frozen_string_literal: true
require "keg"
require "formula"
module Homebrew
# Helper module for uninstalling kegs.
#
# @api private
module Uninstall
module_function
def uninstall_kegs(kegs_by_rack, force: false, ignore_dependencies: false, named_args: [])
handle_unsatisfied_dependents(kegs_by_rack,
ignore_dependencies: ignore_dependencies,
named_args: named_args)
return if Homebrew.failed?
kegs_by_rack.each do |rack, kegs|
if force
name = rack.basename
if rack.directory?
puts "Uninstalling #{name}... (#{rack.abv})"
kegs.each do |keg|
keg.unlink
keg.uninstall
end
end
rm_pin rack
else
kegs.each do |keg|
begin
f = Formulary.from_rack(rack)
if f.pinned?
onoe "#{f.full_name} is pinned. You must unpin it to uninstall."
next
end
rescue
nil
end
keg.lock do
puts "Uninstalling #{keg}... (#{keg.abv})"
keg.unlink
keg.uninstall
rack = keg.rack
rm_pin rack
if rack.directory?
versions = rack.subdirs.map(&:basename)
puts "#{keg.name} #{versions.to_sentence} #{"is".pluralize(versions.count)} still installed."
puts "Run `brew uninstall --force #{keg.name}` to remove all versions."
end
next unless f
paths = f.pkgetc.find.map(&:to_s) if f.pkgetc.exist?
if paths.present?
puts
opoo <<~EOS
The following #{f.name} configuration files have not been removed!
If desired, remove them manually with `rm -rf`:
#{paths.sort.uniq.join("\n ")}
EOS
end
unversioned_name = f.name.gsub(/@.+$/, "")
maybe_paths = Dir.glob("#{f.etc}/*#{unversioned_name}*")
maybe_paths -= paths if paths.present?
if maybe_paths.present?
puts
opoo <<~EOS
The following may be #{f.name} configuration files and have not been removed!
If desired, remove them manually with `rm -rf`:
#{maybe_paths.sort.uniq.join("\n ")}
EOS
end
end
end
end
end
end
def handle_unsatisfied_dependents(kegs_by_rack, ignore_dependencies: false, named_args: [])
return if ignore_dependencies
all_kegs = kegs_by_rack.values.flatten(1)
check_for_dependents(all_kegs, named_args: named_args)
rescue MethodDeprecatedError
# Silently ignore deprecations when uninstalling.
nil
end
def check_for_dependents(kegs, named_args: [])
return false unless result = Keg.find_some_installed_dependents(kegs)
if Homebrew::EnvConfig.developer?
DeveloperDependentsMessage.new(*result, named_args: named_args).output
else
NondeveloperDependentsMessage.new(*result, named_args: named_args).output
end
true
end
class DependentsMessage
attr_reader :reqs, :deps, :named_args
def initialize(requireds, dependents, named_args: [])
@reqs = requireds
@deps = dependents
@named_args = named_args
end
protected
def sample_command
"brew uninstall --ignore-dependencies #{named_args.join(" ")}"
end
def are_required_by_deps
"#{"is".pluralize(reqs.count)} required by #{deps.to_sentence}, " \
"which #{"is".pluralize(deps.count)} currently installed"
end
end
class DeveloperDependentsMessage < DependentsMessage
def output
opoo <<~EOS
#{reqs.to_sentence} #{are_required_by_deps}.
You can silence this warning with:
#{sample_command}
EOS
end
end
class NondeveloperDependentsMessage < DependentsMessage
def output
ofail <<~EOS
Refusing to uninstall #{reqs.to_sentence}
because #{"it".pluralize(reqs.count)} #{are_required_by_deps}.
You can override this and force removal with:
#{sample_command}
EOS
end
end
def rm_pin(rack)
Formulary.from_rack(rack).unpin
rescue
nil
end
# def perform_preinstall_checks(all_fatal: false, cc: nil)
# check_cpu
# attempt_directory_creation
# check_cc_argv(cc)
# Diagnostic.checks(:supported_configuration_checks, fatal: all_fatal)
# Diagnostic.checks(:fatal_preinstall_checks)
# end
# alias generic_perform_preinstall_checks perform_preinstall_checks
# module_function :generic_perform_preinstall_checks
# def perform_build_from_source_checks(all_fatal: false)
# Diagnostic.checks(:fatal_build_from_source_checks)
# Diagnostic.checks(:build_from_source_checks, fatal: all_fatal)
# end
# def check_cpu
# return if Hardware::CPU.intel? && Hardware::CPU.is_64_bit?
# message = "Sorry, Homebrew does not support your computer's CPU architecture!"
# if Hardware::CPU.arm?
# opoo message
# return
# elsif Hardware::CPU.ppc?
# message += <<~EOS
# For PowerPC Mac (PPC32/PPC64BE) support, see:
# #{Formatter.url("https://github.com/mistydemeo/tigerbrew")}
# EOS
# end
# abort message
# end
# private_class_method :check_cpu
# def attempt_directory_creation
# Keg::MUST_EXIST_DIRECTORIES.each do |dir|
# FileUtils.mkdir_p(dir) unless dir.exist?
# # Create these files to ensure that these directories aren't removed
# # by the Catalina installer.
# # (https://github.com/Homebrew/brew/issues/6263)
# keep_file = dir/".keepme"
# FileUtils.touch(keep_file) unless keep_file.exist?
# rescue
# nil
# end
# end
# private_class_method :attempt_directory_creation
# def check_cc_argv(cc)
# return unless cc
# @checks ||= Diagnostic::Checks.new
# opoo <<~EOS
# You passed `--cc=#{cc}`.
# #{@checks.please_create_pull_requests}
# EOS
# end
# private_class_method :check_cc_argv
end
end