class MultiRubyRunner::VersionManager::Rvm
Represents the [rvm](rvm.io/) ruby version manager.
Public Instance Methods
activation_string()
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Returns the string to be executed in shell to activate rvm in a shell. @return [String]
# File lib/multi_ruby_runner/version_manager/rvm.rb, line 37 def activation_string # Given the @ruby_executable_path, we can compute the rvm script path # that needs to be sourced: # /Users/username/.rvm/rubies/ruby-2.2.3/bin/ruby # ~/.rvm/scripts/rvm script_path = @ruby_executable_path.match( /^.+(#{ Regexp.escape("/.rvm/") })(?=rubies)/ )[0] if script_path.nil? raise RuntimeError.new("Could not detect rvm script path! (#{ @ruby_executable_path.inspect }") end script_path << 'scripts/rvm' # Rvm requires sourcing of script_path: "source #{ script_path }" end
compute_process_args(command_string, directory, options)
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See MultiRubyRunner#execute_command_in_directory
@return [Hash]
{ entire_command: includes shell invocation, ruby version manager activation and command blocking: Boolean environment_overrides: {} }
# File lib/multi_ruby_runner/version_manager/rvm.rb, line 15 def compute_process_args(command_string, directory, options) { entire_command: [ options[:shell_invocation], %('#{ shell_command_string(command_string, directory) }') ].join(' '), blocking: options[:blocking], environment_overrides: {}, } end
shell_command_string(command_string, directory)
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Returns the command string to be passed to the shell
# File lib/multi_ruby_runner/version_manager/rvm.rb, line 27 def shell_command_string(command_string, directory) [ activation_string, # activate rvm "cd #{ directory }", # cd into the directory containing .ruby-version file command_string, # execute command ].join('; ') end