Module: BobTheHelper::Environment

Included in:
Command
Defined in:
lib/bob_the_helper/environment.rb

Instance Method Summary collapse

Instance Method Details

#isolated_environment(variables) { ... } ⇒ Object

Set environment variable for code block

Parameters:

  • variables (Hash) —

    the variables which should be set for that environment

Yields:

  • the block which should be run which the change environment



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# File 'lib/bob_the_helper/environment.rb', line 11

def isolated_environment(variables, &block)
  #backup
  old_env = ENV.to_hash
  #change env
  ENV.update variables

  block_result = block.call

  #cleanup
  ENV.clear 
  #install backuped information
  ENV.update old_env

  block_result
end