Method: Pik::Run#switch_path_to

Defined in:
lib/pik/commands/run_command.rb

#switch_path_to(other) ⇒ Object 



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# File 'lib/pik/commands/run_command.rb', line 49

def switch_path_to(other)
  current = Which::Ruby.find
  
  new_path = SearchPath.new(ENV['PATH'])
  new_path.replace_or_add(current, other[:path])
  
  # if there is currently a GEM_HOME, remove it's bin dir from the path
  new_path.remove(Pathname.new(ENV['GEM_HOME']) + 'bin') if ENV['GEM_HOME']
  
  # if the new version has a GEM_HOME, add it's bin dir to the path
  new_path.add(Pathname.new(other[:gem_home]) + 'bin') if other[:gem_home]
  
  ENV['PATH'] = new_path.join
end