Module: Toast::ConfigDSL::Common

Included in:
Association, Base, Collection, Expose, Settings, Single, ViaVerb
Defined in:
lib/toast/config_dsl/common.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object 



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# File 'lib/toast/config_dsl/common.rb', line 6

def method_missing method, *args
  raise_config_error "Unknown directive: `#{method}'"
end

Instance Method Details

#check_symbol_list(list) ⇒ Object 



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# File 'lib/toast/config_dsl/common.rb', line 10

def check_symbol_list list
  unless list.is_a?(Array) and list.all?{|x| x.is_a? Symbol}
    raise_config_error "Directive requires a list of symbols.\n"+
                       "  #{list.map{|x| x.inspect}.join(', ')} ?"
  end
end

#initialize(config_data = nil) ⇒ Object 



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# File 'lib/toast/config_dsl/common.rb', line 2

def initialize config_data=nil
  @config_data = config_data
end

#raise_config_error(message = '') ⇒ Object 



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# File 'lib/toast/config_dsl/common.rb', line 17

def raise_config_error message=''
  match = caller.grep(/#{Toast::ConfigDSL.cfg_name}/).first

  file_line = if match.nil?
                Toast::ConfigDSL.cfg_name
              else
                match.split(':in').first
              end

  message += "\n              directive: /#{Toast::ConfigDSL.stack.join('/')}"
  message += "\n              in file  : #{file_line}"

  Toast.raise_config_error message
end

#stack_push(level, &block) ⇒ Object

… to not forget to pop use:



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# File 'lib/toast/config_dsl/common.rb', line 33

def stack_push level, &block
  Toast::ConfigDSL.stack << level
  yield
  Toast::ConfigDSL.stack.pop
end