Class: Array

Inherits:
Object show all
Defined in:
lib/droiuby/support/to_query.rb,
lib/droiuby/support/object/blank.rb,
lib/droiuby/support/object/deep_dup.rb,
lib/droiuby/support/object/to_param.rb,
lib/droiuby/support/object/to_query.rb

Instance Method Summary collapse

Instance Method Details

#deep_dup ⇒ Object

Returns a deep copy of array.

array = [1, [2, 3]]
dup   = array.deep_dup
dup[1][2] = 4

array[1][2] #=> nil
dup[1][2]   #=> 4



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# File 'lib/droiuby/support/object/deep_dup.rb', line 27

def deep_dup
  map { |it| it.deep_dup }
end

#to_param ⇒ Object

Calls to_param on all its elements and joins the result with slashes. This is used by url_for in Action Pack.



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# File 'lib/droiuby/support/object/to_param.rb', line 32

def to_param
  collect { |e| e.to_param }.join '/'
end

#to_query(key) ⇒ Object

Converts an array into a string suitable for use as a URL query string, using the given key as the param name.

['Rails', 'coding'].to_query('hobbies') # => "hobbies%5B%5D=Rails&hobbies%5B%5D=coding"



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# File 'lib/droiuby/support/to_query.rb', line 20

def to_query(key)
  prefix = "#{key}[]"
  collect { |value| value.to_query(prefix) }.join '&'
end