Module: Kernel Private
- Included in:
- Cask::Artifact::Installer::ManualInstaller, Cask::DSL::DependsOn, Cask::Staged, Cask::URL, Dependencies, DependenciesHelpers, EnvMethods, FormulaCellarChecks, Formulary, Homebrew, Homebrew::Assertions, Homebrew::Livecheck, Homebrew::Livecheck::SkipConditions, Homebrew::Upgrade, Ignorable, Language::Node::Shebang, Language::Perl::Shebang, Language::Python::Shebang, MacOSVersionErrorCompat, MachOShim, Requirements, RuboCop::Cop::HelperFunctions, SharedAudits, UnpackStrategy, Utils::AST, Utils::Curl, Utils::Service, Utils::Shebang, Utils::Shell
- Defined in:
- extend/kernel.rb,
extend/ENV.rb
Overview
This module is part of a private API. This module may only be used in the Homebrew/brew repository. Third parties should avoid using this module if possible, as it may be removed or changed without warning.
Contains shorthand Homebrew utility methods like ohai
, opoo
, odisabled
.
Instance Method Summary collapse
-
#disk_usage_readable(size_in_bytes) ⇒ Object
private
-
#ensure_executable!(name, formula_name = nil, reason: "") ⇒ Object
private
Ensure the given executable is exist otherwise install the brewed version.
-
#ensure_formula_installed!(formula_or_name, reason: "", latest: false, output_to_stderr: true, quiet: false) ⇒ Object
private
Ensure the given formula is installed This is useful for installing a utility formula (e.g.
shellcheck
forbrew style
). -
#exec_browser(*args) ⇒ Object
private
-
#exec_editor(*args) ⇒ Object
private
-
#ignore_interrupts(_opt = nil) ⇒ Object
private
-
#interactive_shell(formula = nil) ⇒ Object
private
-
#number_readable(number) ⇒ Object
private
-
#odebug(title, *sput, always_display: false) ⇒ Object
private
-
#odeprecated(method, replacement = nil, disable: false, disable_on: nil, disable_for_developers: true, caller: send(:caller)) ⇒ Object
private
Output a deprecation warning/error message.
-
#odie(error) ⇒ T.noreturn
Print an error message and fail immediately.
-
#odisabled(method, replacement = nil, **options) ⇒ Object
private
-
#ofail(error) ⇒ Object
Print an error message and fail at the end of the program.
-
#oh1(title, truncate: :auto) ⇒ Object
private
-
#oh1_title(title, truncate: :auto) ⇒ Object
private
-
#ohai(title, *sput) ⇒ Object
private
-
#ohai_title(title) ⇒ Object
private
-
#onoe(message) ⇒ Object
Print an error message.
-
#opoo(message) ⇒ Object
Print a warning message.
-
#paths ⇒ Object
private
-
#pretty_duration(seconds) ⇒ Object
private
-
#pretty_installed(formula) ⇒ Object
private
-
#pretty_outdated(formula) ⇒ Object
private
-
#pretty_uninstalled(formula) ⇒ Object
private
-
#quiet_system(cmd, *args) ⇒ Object
internal
Run a system comand without any output.
-
#redact_secrets(input, secrets) ⇒ Object
private
-
#redirect_stdout(file) ⇒ Object
private
-
#require?(path) ⇒ Boolean
private
-
#safe_system(cmd, *args, **options) ⇒ Object
private
Kernel.system but with exceptions.
-
#tap_and_name_comparison ⇒ Object
private
-
#truncate_text_to_approximate_size(str, max_bytes, options = {}) ⇒ Object
private
Truncates a text string to fit within a byte size constraint, preserving character encoding validity.
-
#which(cmd, path = ENV.fetch("PATH")) ⇒ Object
Find a command.
-
#which_all(cmd, path = ENV.fetch("PATH")) ⇒ Object
private
-
#which_editor(silent: false) ⇒ Object
private
-
#with_custom_locale(locale, &block) ⇒ Object
private
-
#with_env(hash) ⇒ Object
Calls the given block with the passed environment variables added to ENV, then restores ENV afterwards.
-
#with_homebrew_path(&block) ⇒ Object
private
Instance Method Details
#disk_usage_readable(size_in_bytes) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 434 def disk_usage_readable(size_in_bytes) if size_in_bytes >= 1_073_741_824 size = size_in_bytes.to_f / 1_073_741_824 unit = "GB" elsif size_in_bytes >= 1_048_576 size = size_in_bytes.to_f / 1_048_576 unit = "MB" elsif size_in_bytes >= 1_024 size = size_in_bytes.to_f / 1_024 unit = "KB" else size = size_in_bytes unit = "B" end # avoid trailing zero after decimal point if ((size * 10).to_i % 10).zero? "#{size.to_i}#{unit}" else "#{format("%<size>.1f", size:)}#{unit}" end end |
#ensure_executable!(name, formula_name = nil, reason: "") ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
Ensure the given executable is exist otherwise install the brewed version
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# File 'extend/kernel.rb', line 414 def ensure_executable!(name, formula_name = nil, reason: "") formula_name ||= name executable = [ which(name), which(name, ORIGINAL_PATHS), # We prefer the opt_bin path to a formula's executable over the prefix # path where available, since the former is stable during upgrades. HOMEBREW_PREFIX/"opt/#{formula_name}/bin/#{name}", HOMEBREW_PREFIX/"bin/#{name}", ].compact.first return executable if executable.exist? ensure_formula_installed!(formula_name, reason:).opt_bin/name end |
#ensure_formula_installed!(formula_or_name, reason: "", latest: false, output_to_stderr: true, quiet: false) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
Ensure the given formula is installed
This is useful for installing a utility formula (e.g. shellcheck
for brew style
)
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# File 'extend/kernel.rb', line 375 def ensure_formula_installed!(formula_or_name, reason: "", latest: false, output_to_stderr: true, quiet: false) if output_to_stderr || quiet file = if quiet File::NULL else $stderr end # Call this method itself with redirected stdout redirect_stdout(file) do return ensure_formula_installed!(formula_or_name, latest:, reason:, output_to_stderr: false) end end require "formula" formula = if formula_or_name.is_a?(Formula) formula_or_name else Formula[formula_or_name] end reason = " for #{reason}" if reason.present? unless formula.any_version_installed? ohai "Installing `#{formula.name}`#{reason}..." safe_system HOMEBREW_BREW_FILE, "install", "--formula", formula.full_name end if latest && !formula.latest_version_installed? ohai "Upgrading `#{formula.name}`#{reason}..." safe_system HOMEBREW_BREW_FILE, "upgrade", "--formula", formula.full_name end formula end |
#exec_browser(*args) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 326 def exec_browser(*args) browser = Homebrew::EnvConfig.browser browser ||= OS::PATH_OPEN if defined?(OS::PATH_OPEN) return unless browser ENV["DISPLAY"] = Homebrew::EnvConfig.display with_env(DBUS_SESSION_BUS_ADDRESS: ENV.fetch("HOMEBREW_DBUS_SESSION_BUS_ADDRESS", nil)) do safe_system(browser, *args) end end |
#exec_editor(*args) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 321 def exec_editor(*args) puts "Editing #{args.join "\n"}" with_homebrew_path { safe_system(*which_editor.shellsplit, *args) } end |
#ignore_interrupts(_opt = nil) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 338 def ignore_interrupts(_opt = nil) # rubocop:disable Style/GlobalVars $ignore_interrupts_nesting_level = 0 unless defined?($ignore_interrupts_nesting_level) $ignore_interrupts_nesting_level += 1 $ignore_interrupts_interrupted = false unless defined?($ignore_interrupts_interrupted) old_sigint_handler = trap(:INT) do $ignore_interrupts_interrupted = true $stderr.print "\n" $stderr.puts "One sec, cleaning up..." end begin yield ensure trap(:INT, old_sigint_handler) $ignore_interrupts_nesting_level -= 1 if $ignore_interrupts_nesting_level == 0 && $ignore_interrupts_interrupted $ignore_interrupts_interrupted = false raise Interrupt end end # rubocop:enable Style/GlobalVars end |
#interactive_shell(formula = nil) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 224 def interactive_shell(formula = nil) unless formula.nil? ENV["HOMEBREW_DEBUG_PREFIX"] = formula.prefix ENV["HOMEBREW_DEBUG_INSTALL"] = formula.full_name end if Utils::Shell.preferred == :zsh && (home = Dir.home).start_with?(HOMEBREW_TEMP.resolved_path.to_s) FileUtils.mkdir_p home FileUtils.touch "#{home}/.zshrc" end Process.wait fork { exec Utils::Shell.preferred_path(default: "/bin/bash") } return if $CHILD_STATUS.success? raise "Aborted due to non-zero exit status (#{$CHILD_STATUS.exitstatus})" if $CHILD_STATUS.exited? raise $CHILD_STATUS.inspect end |
#number_readable(number) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 457 def number_readable(number) numstr = number.to_i.to_s (numstr.size - 3).step(1, -3) { |i| numstr.insert(i, ",") } numstr end |
#odebug(title, *sput, always_display: false) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 33 def odebug(title, *sput, always_display: false) debug = if respond_to?(:debug) T.unsafe(self).debug? else Context.current.debug? end return if !debug && !always_display $stderr.puts Formatter.headline(title, color: :magenta) $stderr.puts sput unless sput.empty? end |
#odeprecated(method, replacement = nil, disable: false, disable_on: nil, disable_for_developers: true, caller: send(:caller)) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
Output a deprecation warning/error message.
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# File 'extend/kernel.rb', line 97 def odeprecated(method, replacement = nil, disable: false, disable_on: nil, disable_for_developers: true, caller: send(:caller)) = if replacement "Use #{replacement} instead." else "There is no replacement." end unless disable_on.nil? if disable_on > Time.now = " and will be disabled on #{disable_on.strftime("%Y-%m-%d")}" else disable = true end end verb = if disable "disabled" else "deprecated#{}" end # Try to show the most relevant location in message, i.e. (if applicable): # - Location in a formula. # - Location of caller of deprecated method (if all else fails). backtrace = caller # Don't throw deprecations at all for cached, .brew or .metadata files. return if backtrace.any? do |line| next true if line.include?(HOMEBREW_CACHE.to_s) next true if line.include?("/.brew/") next true if line.include?("/.metadata/") next false unless line.match?(HOMEBREW_TAP_PATH_REGEX) path = Pathname(line.split(":", 2).first) next false unless path.file? next false unless path.readable? formula_contents = path.read formula_contents.include?(" deprecate! ") || formula_contents.include?(" disable! ") end = T.let(nil, T.nilable(String)) backtrace.each do |line| next unless (match = line.match(HOMEBREW_TAP_PATH_REGEX)) tap = Tap.fetch(match[:user], match[:repo]) = +"\nPlease report this issue to the #{tap} tap (not Homebrew/brew or Homebrew/homebrew-core)" += ", or even better, submit a PR to fix it" if replacement << ":\n #{line.sub(/^(.*:\d+):.*$/, '\1')}\n\n" break end = +"Calling #{method} is #{verb}! #{}" << if .freeze disable = true if disable_for_developers && Homebrew::EnvConfig.developer? if disable || Homebrew.raise_deprecation_exceptions? puts "::error::#{}" if ENV["GITHUB_ACTIONS"] exception = MethodDeprecatedError.new() exception.set_backtrace(backtrace) raise exception elsif !Homebrew.auditing? puts "::warning::#{}" if ENV["GITHUB_ACTIONS"] opoo end end |
#odie(error) ⇒ T.noreturn
Print an error message and fail immediately.
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# File 'extend/kernel.rb', line 91 def odie(error) onoe error exit 1 end |
#odisabled(method, replacement = nil, **options) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 171 def odisabled(method, replacement = nil, **) = { disable: true, caller: }.merge() # This odeprecated should stick around indefinitely. odeprecated(method, replacement, **) end |
#ofail(error) ⇒ Object
Print an error message and fail at the end of the program.
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# File 'extend/kernel.rb', line 82 def ofail(error) onoe error Homebrew.failed = true end |
#oh1(title, truncate: :auto) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 57 def oh1(title, truncate: :auto) puts oh1_title(title, truncate:) end |
#oh1_title(title, truncate: :auto) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 46 def oh1_title(title, truncate: :auto) verbose = if respond_to?(:verbose?) T.unsafe(self).verbose? else Context.current.verbose? end title = Tty.truncate(title.to_s) if $stdout.tty? && !verbose && truncate == :auto Formatter.headline(title, color: :green) end |
#ohai(title, *sput) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 28 def ohai(title, *sput) puts ohai_title(title) puts sput end |
#ohai_title(title) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 17 def ohai_title(title) verbose = if respond_to?(:verbose?) T.unsafe(self).verbose? else Context.current.verbose? end title = Tty.truncate(title.to_s) if $stdout.tty? && !verbose Formatter.headline(title, color: :blue) end |
#onoe(message) ⇒ Object
Print an error message.
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# File 'extend/kernel.rb', line 73 def onoe() Tty.with($stderr) do |stderr| stderr.puts Formatter.error(, label: "Error") end end |
#opoo(message) ⇒ Object
Print a warning message.
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# File 'extend/kernel.rb', line 64 def opoo() Tty.with($stderr) do |stderr| stderr.puts Formatter.warning(, label: "Warning") end end |
#paths ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 430 def paths @paths ||= ORIGINAL_PATHS.uniq.map(&:to_s) end |
#pretty_duration(seconds) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 207 def pretty_duration(seconds) seconds = seconds.to_i res = +"" if seconds > 59 minutes = seconds / 60 seconds %= 60 res = +Utils.pluralize("minute", minutes, include_count: true) return res.freeze if seconds.zero? res << " " end res << Utils.pluralize("second", seconds, include_count: true) res.freeze end |
#pretty_installed(formula) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 177 def pretty_installed(formula) if !$stdout.tty? formula.to_s elsif Homebrew::EnvConfig.no_emoji? Formatter.success("#{Tty.bold}#{formula} (installed)#{Tty.reset}") else "#{Tty.bold}#{formula} #{Formatter.success("✔")}#{Tty.reset}" end end |
#pretty_outdated(formula) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 187 def pretty_outdated(formula) if !$stdout.tty? formula.to_s elsif Homebrew::EnvConfig.no_emoji? Formatter.error("#{Tty.bold}#{formula} (outdated)#{Tty.reset}") else "#{Tty.bold}#{formula} #{Formatter.warning("⚠")}#{Tty.reset}" end end |
#pretty_uninstalled(formula) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 197 def pretty_uninstalled(formula) if !$stdout.tty? formula.to_s elsif Homebrew::EnvConfig.no_emoji? Formatter.error("#{Tty.bold}#{formula} (uninstalled)#{Tty.reset}") else "#{Tty.bold}#{formula} #{Formatter.error("✘")}#{Tty.reset}" end end |
#quiet_system(cmd, *args) ⇒ Object
This method is part of an internal API. This method may only be used internally in repositories owned by Homebrew, except in casks or formulae. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
Run a system comand without any output.
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# File 'extend/kernel.rb', line 261 def quiet_system(cmd, *args) Homebrew._system(cmd, *args) do # Redirect output streams to `/dev/null` instead of closing as some programs # will fail to execute if they can't write to an open stream. $stdout.reopen("/dev/null") $stderr.reopen("/dev/null") end end |
#redact_secrets(input, secrets) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 532 def redact_secrets(input, secrets) secrets.compact .reduce(input) { |str, secret| str.gsub secret, "******" } .freeze end |
#redirect_stdout(file) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 364 def redirect_stdout(file) out = $stdout.dup $stdout.reopen(file) yield ensure $stdout.reopen(out) out.close end |
#require?(path) ⇒ Boolean
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 7 def require?(path) return false if path.nil? require path true rescue LoadError => e # we should raise on syntax errors but not if the file doesn't exist. raise unless e..include?(path) end |
#safe_system(cmd, *args, **options) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
Kernel.system but with exceptions.
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# File 'extend/kernel.rb', line 252 def safe_system(cmd, *args, **) return if Homebrew.system(cmd, *args, **) raise ErrorDuringExecution.new([cmd, *args], status: $CHILD_STATUS) end |
#tap_and_name_comparison ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 520 def tap_and_name_comparison proc do |a, b| if a.include?("/") && b.exclude?("/") 1 elsif a.exclude?("/") && b.include?("/") -1 else a <=> b end end end |
#truncate_text_to_approximate_size(str, max_bytes, options = {}) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
Truncates a text string to fit within a byte size constraint, preserving character encoding validity. The returned string will be not much longer than the specified max_bytes, though the exact shortfall or overrun may vary.
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# File 'extend/kernel.rb', line 467 def truncate_text_to_approximate_size(str, max_bytes, = {}) front_weight = .fetch(:front_weight, 0.5) raise "opts[:front_weight] must be between 0.0 and 1.0" if front_weight < 0.0 || front_weight > 1.0 return str if str.bytesize <= max_bytes glue = "\n[...snip...]\n" max_bytes_in = [max_bytes - glue.bytesize, 1].max bytes = str.dup.force_encoding("BINARY") glue_bytes = glue.encode("BINARY") n_front_bytes = (max_bytes_in * front_weight).floor n_back_bytes = max_bytes_in - n_front_bytes if n_front_bytes.zero? front = bytes[1..0] back = bytes[-max_bytes_in..] elsif n_back_bytes.zero? front = bytes[0..(max_bytes_in - 1)] back = bytes[1..0] else front = bytes[0..(n_front_bytes - 1)] back = bytes[-n_back_bytes..] end out = front + glue_bytes + back out.force_encoding("UTF-8") out.encode!("UTF-16", invalid: :replace) out.encode!("UTF-8") out end |
#which(cmd, path = ENV.fetch("PATH")) ⇒ Object
Find a command.
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# File 'extend/kernel.rb', line 273 def which(cmd, path = ENV.fetch("PATH")) PATH.new(path).each do |p| begin pcmd = File.(cmd, p) rescue ArgumentError # File.expand_path will raise an ArgumentError if the path is malformed. # See https://github.com/Homebrew/legacy-homebrew/issues/32789 next end return Pathname.new(pcmd) if File.file?(pcmd) && File.executable?(pcmd) end nil end |
#which_all(cmd, path = ENV.fetch("PATH")) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 287 def which_all(cmd, path = ENV.fetch("PATH")) PATH.new(path).filter_map do |p| begin pcmd = File.(cmd, p) rescue ArgumentError # File.expand_path will raise an ArgumentError if the path is malformed. # See https://github.com/Homebrew/legacy-homebrew/issues/32789 next end Pathname.new(pcmd) if File.file?(pcmd) && File.executable?(pcmd) end.uniq end |
#which_editor(silent: false) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 300 def which_editor(silent: false) editor = Homebrew::EnvConfig.editor return editor if editor # Find VS Code, Sublime Text, Textmate, BBEdit, or vim editor = %w[code subl mate bbedit vim].find do |candidate| candidate if which(candidate, ORIGINAL_PATHS) end editor ||= "vim" unless silent opoo <<~EOS Using #{editor} because no editor was set in the environment. This may change in the future, so we recommend setting EDITOR or HOMEBREW_EDITOR to your preferred text editor. EOS end editor end |
#with_custom_locale(locale, &block) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 247 def with_custom_locale(locale, &block) with_env(LC_ALL: locale, &block) end |
#with_env(hash) ⇒ Object
This method is not thread-safe - other threads which happen to be scheduled during the block will also see these environment variables.
Calls the given block with the passed environment variables added to ENV, then restores ENV afterwards.
with_env(PATH: "/bin") do
system "echo $PATH"
end
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# File 'extend/kernel.rb', line 505 def with_env(hash) old_values = {} begin hash.each do |key, value| key = key.to_s old_values[key] = ENV.delete(key) ENV[key] = value end yield if block_given? ensure ENV.update(old_values) end end |
#with_homebrew_path(&block) ⇒ Object
This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.
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# File 'extend/kernel.rb', line 243 def with_homebrew_path(&block) with_env(PATH: PATH.new(ORIGINAL_PATHS), &block) end |