class Hookit::Resource::Base

Attributes

dict[RW]

Public Class Methods

actions(*actions) click to toggle source
# File lib/hookit/resource/base.rb, line 17
def actions(*actions)
  if actions.any?
    @actions = *actions
  else
    @actions    
  end
end
default_action(action=nil) click to toggle source
# File lib/hookit/resource/base.rb, line 25
def default_action(action=nil)
  if action
    @default_action = action
  else
    @default_action || :run
  end
end
field(key) click to toggle source
# File lib/hookit/resource/base.rb, line 7
def field(key)
  define_method key do |*args, &block|
    if data = block || args[0]
      instance_variable_set("@#{key}", data)
    else
      instance_variable_get("@#{key}")
    end
  end
end
new(name) click to toggle source
# File lib/hookit/resource/base.rb, line 39
def initialize(name)
  name(name)
end

Public Instance Methods

action(*actions) click to toggle source
# File lib/hookit/resource/base.rb, line 60
def action(*actions)
  if actions.any?
    actions.each do |action|
      if not self.class.actions.include? action
        raise Hookit::Error::UnknownAction, "unknown action '#{action}'"
      end
    end
    @actions = *actions
  else
    @actions || [default_action]
  end
end
can_run?() click to toggle source
# File lib/hookit/resource/base.rb, line 45
def can_run?
  only_if_res = true
  not_if_res  = false

  if only_if and only_if.respond_to? :call
    only_if_res = only_if.call
  end

  if not_if and not_if.respond_to? :call
    not_if_res = not_if.call
  end

  only_if_res and not not_if_res
end
default_action() click to toggle source
# File lib/hookit/resource/base.rb, line 73
def default_action
  self.class.default_action
end
not_if(&block) click to toggle source
# File lib/hookit/resource/base.rb, line 77
def not_if(&block)
  if block_given?
    @not_if = block  
  else
    @not_if
  end
end
only_if(&block) click to toggle source
# File lib/hookit/resource/base.rb, line 85
def only_if(&block)
  if block_given?
    @only_if = block  
  else
    @only_if
  end
end
run(action) click to toggle source
# File lib/hookit/resource/base.rb, line 43
def run(action); end

Protected Instance Methods

run_command!(cmd, expect_code=0) click to toggle source
# File lib/hookit/resource/base.rb, line 95
def run_command!(cmd, expect_code=0)
  `#{cmd}`
  code = $?.exitstatus

  # break early if the caller doesn't want to validate the exit code
  if expect_code == false
    return
  end

  if code != expect_code
    raise Hookit::Error::UnexpectedExit, "#{cmd} failed with exit code '#{code}'"
  end
end