Class: YAMLator

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash) ⇒ YAMLator

Returns a new instance of YAMLator.



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# File 'lib/yamlator.rb', line 14

def initialize(hash)
  #@data = File.file?(path_or_string) ? File.read(path_or_string) : path_or_string
  @hash = hash
end

Instance Attribute Details

#hash ⇒ Object (readonly)

Returns the value of attribute hash.



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# File 'lib/yamlator.rb', line 12

def hash
  @hash
end

Instance Method Details

#[]=(key, value) ⇒ Object 



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# File 'lib/yamlator.rb', line 24

def []=(key, value)
  chain = key.split('.')
  this_hash = @hash
  chain.each_with_index do |part, index|
    is_last = index==chain.length-1
    key_this_far = chain[0..index].join('.')

    case this_hash[part]
    when Hash
      raise("trying to add a string to a hash key in use: #{key_this_far.inspect}") if is_last
    # Uncomment the following two lines if you would like to prevent overwriting existing keys
    #when String
    #  raise("trying to add to a string key in use: #{key_this_far.inspect}")
    else
      this_hash[part] = is_last ? value : {}
    end
    this_hash = this_hash[part]
  end
  value
end

#to_yaml ⇒ Object 



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# File 'lib/yamlator.rb', line 19

def to_yaml
  #[preamble, yaml].join
  yaml
end