Class: Banzai::FilterArray

Inherits:
Array
  • Object
show all
Defined in:
lib/banzai/filter_array.rb

Instance Method Summary collapse

Instance Method Details

#insert_after(after_value, value) ⇒ Object

Insert a value immediately after another value

If the preceding value does not exist, the new value is added to the end of the Array.



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# File 'lib/banzai/filter_array.rb', line 9

def insert_after(after_value, value)
  i = index(after_value) || (length - 1)

  insert(i + 1, value)
end

#insert_before(before_value, value) ⇒ Object

Insert a value immediately before another value

If the succeeding value does not exist, the new value is added to the beginning of the Array.



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# File 'lib/banzai/filter_array.rb', line 19

def insert_before(before_value, value)
  i = index(before_value) || -1

  if i < 0
    unshift(value)
  else
    insert(i, value)
  end
end