Class: Hash

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

Direct Known Subclasses

HashWithIndifferentAccess

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.from_array(array = []) ⇒ Object 



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# File 'lib/stella/core_ext.rb', line 533

def self.from_array(array = [])
  h = Hash.new
  array.size.times do |t|
    h[t] = array[t]
  end
  h
end

Instance Method Details

#dump(format) ⇒ Object 



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# File 'lib/stella/core_ext.rb', line 499

def dump(format)
  respond_to?(:"to_#{format}") ? send(:"to_#{format}") : raise("Unknown format")
end

#flatten ⇒ Object

Courtesy of Julien Genestoux



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# File 'lib/stella/core_ext.rb', line 472

def flatten
  params = {}
  stack = []

  each do |k, v|
    if v.is_a?(Hash)
      stack << [k,v]
    elsif v.is_a?(Array)
      stack << [k,Hash.from_array(v)]
    else
      params[k] =  v
    end
  end

  stack.each do |parent, hash|
    hash.each do |k, v|
      if v.is_a?(Hash)
        stack << ["#{parent}[#{k}]", v]
      else
        params["#{parent}[#{k}]"] = v
      end
    end
  end

  params
end

#to_http_params ⇒ Object

Courtesy of Julien Genestoux See: stackoverflow.com/questions/798710/how-to-turn-a-ruby-hash-into-http-params NOTE: conflicts w/ HTTParty 0.7.3 when named “to_params”



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# File 'lib/stella/core_ext.rb', line 506

def to_http_params
  params = ''
  stack = []

  each do |k, v|
    if v.is_a?(Hash)
      stack << [k,v]
    elsif v.is_a?(Array)
      stack << [k,Hash.from_array(v)]
    else
      params << "#{k}=#{v}&"
    end
  end

  stack.each do |parent, hash|
    hash.each do |k, v|
      if v.is_a?(Hash)
        stack << ["#{parent}[#{k}]", URI::Escape.escape(v)]
      else
        params << "#{parent}[#{k}]=#{URI::Escape.escape(v)}&"
      end
    end
  end

  params.chop! 
  params
end

#to_json(*args) ⇒ Object 



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# File 'lib/stella/core_ext.rb', line 466

def to_json(*args)
  Yajl::Encoder.encode(self)
end