Class: DiningTable::Presenters::HTMLPresenterConfiguration::TagConfiguration

Inherits:
Object
  • Object
show all
Defined in:
lib/dining-table/presenters/html_presenter_configuration.rb

Overview

configuration classes that allow us to avoid implementing a deep-merge for the config hash, and are more user friendly for use in config blocks in the table definition

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ TagConfiguration

Returns a new instance of TagConfiguration.



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 13

def initialize
  self.__data_hash = {}
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &block) ⇒ Object 



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 17

def method_missing(name, *args, &block)
  if name.to_s[-1] == '='
    key = name.to_s[0..-2]   # strip away '='
    __data_hash[ key.to_sym ] = args.first
  else
    __data_hash.key?( name ) ? __data_hash[ name ] : super
  end
end

Instance Attribute Details

#__data_hash ⇒ Object

Returns the value of attribute __data_hash.



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 11

def __data_hash
  @__data_hash
end

Class Method Details

.from_hash(hash) ⇒ Object 



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 49

def self.from_hash( hash )
  new.merge_hash( hash )
end

Instance Method Details

#class ⇒ Object

override class method (since it is a very common html attribute), and the method missing approach doesn’t work here, as it returns the Ruby class by default.



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 33

def class
  __data_hash.key?( :class ) ? __data_hash[ :class ] : super
end

#initialize_copy(source) ⇒ Object

for deep dup



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 54

def initialize_copy( source )
  self.__data_hash = source.__data_hash.dup
end

#merge_hash(hash) ⇒ Object 



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 41

def merge_hash( hash )
  return self if !hash
  hash.each do |key, value|
    self.send("#{ key }=", value)
  end
  self
end

#respond_to_missing?(method_name, *args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 26

def respond_to_missing?(method_name, *args)
  return true if method_name.to_s[-1] == '='
  __data_hash.key?( method_name ) ? true : super
end

#to_h ⇒ Object 



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# File 'lib/dining-table/presenters/html_presenter_configuration.rb', line 37

def to_h
  __data_hash
end