Class: ReactiveHash

Inherits:
Object show all
Defined in:
lib/volt/reactive/reactive_hash.rb

Instance Method Summary collapse

Constructor Details

#initialize(values = {}) ⇒ ReactiveHash

Returns a new instance of ReactiveHash.



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# File 'lib/volt/reactive/reactive_hash.rb', line 4

def initialize(values={})
  @hash = values
  @deps = HashDependency.new
  @all_deps = Dependency.new
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

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

TODO: We should finish off this class for reactivity



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# File 'lib/volt/reactive/reactive_hash.rb', line 16

def method_missing(method_name, *args, &block)
  @all_deps.depend

  return @hash.send(method_name, *args, &block)
end

Instance Method Details

#==(val) ⇒ Object 



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# File 'lib/volt/reactive/reactive_hash.rb', line 10

def ==(val)
  @all_deps.depend
  @hash == val
end

#[](key) ⇒ Object 



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# File 'lib/volt/reactive/reactive_hash.rb', line 22

def [](key)
  @deps.depend(key)

  return @hash[key]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/volt/reactive/reactive_hash.rb', line 28

def []=(key, value)
  @deps.changed!(key)
  @all_deps.changed!

  @hash[key] = value
end

#clear ⇒ Object 



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# File 'lib/volt/reactive/reactive_hash.rb', line 40

def clear
  @hash.each_pair do |key,_|
    delete(key)
  end
end

#delete(key) ⇒ Object 



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# File 'lib/volt/reactive/reactive_hash.rb', line 35

def delete(key)
  @deps.delete(key)
  @hash.delete(key)
end

#inspect ⇒ Object 



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# File 'lib/volt/reactive/reactive_hash.rb', line 46

def inspect
  "#<ReactiveHash #{@hash.inspect}>"
end