Module: Utils::Svn Private

Extended by:
SystemCommand::Mixin
Defined in:
utils/svn.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.

Helper functions for querying SVN information.

Class Method Summary collapse

Methods included from SystemCommand::Mixin

system_command, system_command!

Class Method Details

.available? ⇒ 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.

Returns:

  • (Boolean) 


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# File 'utils/svn.rb', line 15

def available?
  version.present?
end

.clear_version_cache ⇒ 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 'utils/svn.rb', line 49

def clear_version_cache
  remove_instance_variable(:@version) if defined?(@version)
end

.invalid_cert_flags ⇒ Array

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.

Returns:



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# File 'utils/svn.rb', line 40

def invalid_cert_flags
  opoo "Ignoring Subversion certificate errors!"
  args = ["--non-interactive", "--trust-server-cert"]
  if Version.new(version || "-1") >= Version.new("1.9")
    args << "--trust-server-cert-failures=expired,not-yet-valid"
  end
  args
end

.remote_exists?(url) ⇒ 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.

Parameters:

Returns:

  • (Boolean) 


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# File 'utils/svn.rb', line 28

def remote_exists?(url)
  return true unless available?

  args = ["ls", url, "--depth", "empty"]
  _, stderr, status = system_command("svn", args: args, print_stderr: false)
  return status.success? unless stderr.include?("certificate verification failed")

  # OK to unconditionally trust here because we're just checking if a URL exists.
  system_command("svn", args: args.concat(invalid_cert_flags), print_stderr: false).success?
end

.version ⇒ String?

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.

Returns:



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# File 'utils/svn.rb', line 20

def version
  return @version if defined?(@version)

  stdout, _, status = system_command(HOMEBREW_SHIMS_PATH/"shared/svn", args: ["--version"], print_stderr: false)
  @version = status.success? ? stdout.chomp[/svn, version (\d+(?:\.\d+)*)/, 1] : nil
end