Class: Escort::Formatter::ShellCommandExecutor

Inherits:
Object
  • Object
show all
Defined in:
lib/escort/formatter/shell_command_executor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(command) ⇒ ShellCommandExecutor

Returns a new instance of ShellCommandExecutor.



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# File 'lib/escort/formatter/shell_command_executor.rb', line 8

def initialize(command)
  @command = command
end

Instance Attribute Details

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/escort/formatter/shell_command_executor.rb', line 6

def command
  @command
end

Instance Method Details

#execute_in_current_shell(success_callback = nil, error_callback = nil) ⇒ Object 



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# File 'lib/escort/formatter/shell_command_executor.rb', line 12

def execute_in_current_shell(success_callback = nil, error_callback = nil)
  begin
    result = `#{command}`
    process_status = $?
    raise Escort::InternalError.new("Shell command exited with a non-zero (#{process_status.exitstatus}) exit code") if process_status.exitstatus != 0
    success_callback.call(command, result) if success_callback
  rescue => e
    error_callback.call(command, e) if error_callback
    nil
  end
end