Module: Traduction::HashMethods

Defined in:
lib/traduction/hash_methods.rb

Instance Method Summary collapse

Instance Method Details

#diff_more(other_hash, options = {}) ⇒ Object 



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# File 'lib/traduction/hash_methods.rb', line 23

def diff_more(other_hash, options = {})
  ignore_values = options[:ignore_values] || false

  diff_hash = {}

  self.each_pair do |key, value|
    case value
    when Hash
      sub_tree_hash = other_hash.include?(key) ? value.diff_more(other_hash[key]) : value
      diff_hash[key] = sub_tree_hash unless sub_tree_hash.empty?
    else
      diff_hash[key] = value unless other_hash.include?(key) && (!ignore_values || other_hash[key] == value)
    end
  end

  diff_hash
end

#flatten_keys(prefix = [], options = {}) ⇒ Object 



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# File 'lib/traduction/hash_methods.rb', line 4

def flatten_keys(prefix = [], options = {})
  join_char = options[:join] || '.'
  prefix_keys = prefix.is_a?(Array) ? prefix : [prefix]

  ret = {}

  self.each_pair do |key, value|
    sub_prefix = prefix_keys + [key.to_s]
    case value
    when Hash
      ret.merge!(value.flatten_keys(sub_prefix))
    else
      ret[sub_prefix.join('.')] = value
    end
  end

  ret
end

#sort_by_key(recursive = false, &block) ⇒ Object 



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# File 'lib/traduction/hash_methods.rb', line 41

def sort_by_key(recursive=false, &block)
  self.keys.sort(&block).reduce({}) do |seed, key|
    seed[key] = self[key]
    if recursive && seed[key].is_a?(Hash)
      seed[key] = seed[key].sort_by_key(true, &block)
    end 
    seed
  end
end