Class: Rguidepost::Command

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

Instance Method Summary collapse

Constructor Details

#initialize(entire_data, command_key) ⇒ Command

Returns a new instance of Command.



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# File 'lib/rguidepost/command.rb', line 3

def initialize(entire_data, command_key)
  @entire_data = entire_data
  command_data = @entire_data[command_key]
  @command_string = command_data if command_data.is_a? String

  if command_data.is_a? Hash
    @command_string = command_data["command"]
    @pre_command = Command.new(@entire_data, command_data["pre_command"]) unless command_data["pre_command"].nil?
    @ignore_pre = command_data["ignore_pre"] || false
    @post_command = Command.new(@entire_data, command_data["post_command"]) unless command_data["post_command"].nil?
    @ensure_post = command_data["ensure_post"] || false
  end

  raise "#{command_key}: undefined command." if @command_string.nil? || @command_string == ""
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/rguidepost/command.rb', line 19

def execute
  unless @pre_command.nil?
    success = @pre_command.execute
    return false if !success && !@ignore_pre
  end

  status = execute_command(@command_string)

  return status.success? if @post_command.nil?
  return false if !status.success? && !@ensure_post

  success = @post_command.execute
  success
end