Class: HashNinja::HashAttrReader

Inherits:
Object
  • Object
show all
Defined in:
lib/hash_ninja/hash_attr_reader.rb

Overview

Provides attr_reader Hash data

Examples

member = {'name'=>'Andy', 'type' => { 'id' => 999, 'name' => 'Guest' }}.to_attr_reader
member.name # => 'Andy'
member.type.id # => 999

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash) ⇒ HashAttrReader

The ‘hash’ should be a Hash object.



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# File 'lib/hash_ninja/hash_attr_reader.rb', line 15

def initialize(hash)
  raise "hash should be a Hash object #{hash.to_s}" unless hash.is_a? Hash
  @hash = 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/hash_ninja/hash_attr_reader.rb', line 20

def method_missing(name, *args, &block)
  found = @hash[name] || @hash[name.to_s]
  if found
    if found.is_a? Hash
      found.to_attr_reader
    else
      found
    end
  end
end

Instance Attribute Details

#hash ⇒ Object (readonly)

target Hash object



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# File 'lib/hash_ninja/hash_attr_reader.rb', line 12

def hash
  @hash
end

Instance Method Details

#to_hash ⇒ Object

Returns the Hash object held internally



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# File 'lib/hash_ninja/hash_attr_reader.rb', line 32

def to_hash
  @hash
end