Class: RegApi2::SymHash

Inherits:

Hash

• Object
• Hash
• RegApi2::SymHash

show all

Defined in:

lib/reg_api2/sym_hash.rb

Overview

Class Method Summary (collapse)

• + (Object) from(source)

  Forms data with indifferent access from specified source.

Instance Method Summary (collapse)

• - (Object) [](key)

  Element Reference — Retrieves the value object corresponding to the key object.

• - (Object) []=(key, new_value)

  Element Assignment — Associates the value given by value with the key given by key.

• - (Boolean) has_key?(key)

  Returns true if the given key is present in hsh.

• - (Boolean) include?(key)

  Returns true if the given key is present in hsh.

• - (Object) method_missing(key, *args, &block)

  Sets or gets field in the hash.

• - (Boolean) respond_to?(key)

  Always true.

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# File 'lib/reg_api2/sym_hash.rb', line 52

def method_missing(key, *args, &block)
  if key.to_s =~ /\A(.+)=\z/
    self[$1] = args.first
    return args.first
  end
  if key.to_s =~ /\A(.+)\?\z/
    return !!self[$1]
  end
  return self[key]  if has_key?(key)
  nil
end

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# File 'lib/reg_api2/sym_hash.rb', line 9

def self.from(source)
  case source
  when Hash
    res = SymHash.new
    source.each_pair do |key, value|
      res[key] = self.from(value)
    end
    res
  when Array
    source.map do |el|
      self.from(el)
    end
  else
    source
  end
end

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# File 'lib/reg_api2/sym_hash.rb', line 37

def [](key)
  key.kind_of?(Symbol) ? self[key.to_s] : super(key)
end

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# File 'lib/reg_api2/sym_hash.rb', line 42

def []=(key, new_value)
  key.kind_of?(Symbol) ? self[key.to_s]=new_value : super(key, new_value)
end

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# File 'lib/reg_api2/sym_hash.rb', line 27

def has_key?(key)
  key.kind_of?(Symbol) ? self.has_key?(key.to_s) : super(key)
end

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# File 'lib/reg_api2/sym_hash.rb', line 32

def include?(key)
  has_key?(key)
end

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# File 'lib/reg_api2/sym_hash.rb', line 47

def respond_to?(key)
  true
end