Module: Hashe::Mixin

Includes:
Enumerable
Included in:
Hash
Defined in:
lib/hashe/mixin.rb

Overview

A mixin used for including into a class

@example
  class MyCustomHash
    include Mixin
  end

hash = MyCustomHash.new
hash.foo = 'bar' # 'bar'
hash[:baz] = 'qux' # 'qux'
hash # {foo: 'bar', baz: 'qux'}

Constant Summary collapse

SETTER_PATTERN = 
/^([a-zA-Z_]+|\[\])=$/

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

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



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# File 'lib/hashe/mixin.rb', line 41

def method_missing(name, *args, &blk)
  return @data.send(name, *args, &blk) if @data.respond_to?(name)
  if SETTER_PATTERN =~ name
    new_attribute(name.to_s.delete('='))
    return send(name, args[0])
  end
  super
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/hashe/mixin.rb', line 27

def [](key)
  @data[key.to_sym]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/hashe/mixin.rb', line 31

def []=(key, value)
  @data[key.to_sym] = value
end

#each(&blk) ⇒ Object 



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# File 'lib/hashe/mixin.rb', line 23

def each(&blk)
  @data.each(&blk)
end

#initialize(default = {}) ⇒ Object

Parameters:

  • default (Hash) (defaults to: {}) —

    default hash



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# File 'lib/hashe/mixin.rb', line 19

def initialize(default = {})
  @data = default
end

#inspect ⇒ Object Also known as: to_s 



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# File 'lib/hashe/mixin.rb', line 35

def inspect
  @data.to_s
end

#respond_to_missing?(name, *args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hashe/mixin.rb', line 50

def respond_to_missing?(name, *args)
  @data.respond_to?(name) || super
end