Class: Array

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

Instance Method Summary collapse

Instance Method Details

#rotate_until(&block) ⇒ Object

Raises:

  • (IndexError) 


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# File 'lib/ext/array.rb', line 3

def rotate_until &block
  return if block[]
  found = false
  length.times do
    push shift
    if block[]
      found = true
      break
    end
  end
  raise IndexError unless found
end

#rotate_until_first_equals(obj) ⇒ Object 



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# File 'lib/ext/array.rb', line 16

def rotate_until_first_equals obj
  rotate_until { at(0) == obj }
end

#slice_exists?(slice) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ext/array.rb', line 20

def slice_exists? slice
  start = slice.first
  len = slice.size
  each_with_index do |e, i|
    return true if e == start && self[i,len] == slice
  end
  false
end

#to_c ⇒ Object 



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# File 'lib/ext/array.rb', line 29

def to_c
  Terraformer::Coordinate.from_array self
end