Class: Shell

Inherits:
Object
  • Object
show all
Defined in:
lib/shell.rb

Class Method Summary collapse

Class Method Details

.backtick(cmd, raise_on_failure = true) ⇒ Object 



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# File 'lib/shell.rb', line 9

def self.backtick(cmd, raise_on_failure = true)
  output = `#{cmd}`
  raise "Command failed: #{cmd.inspect}" if raise_on_failure && !$CHILD_STATUS.success?
  output
end

.system(cmd, raise_on_failure = true) ⇒ Object 



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# File 'lib/shell.rb', line 4

def self.system(cmd, raise_on_failure = true)
  successful = Kernel.system(cmd)
  raise if raise_on_failure && !successful
end