Class: Array

Inherits:
Object show all
Defined in:
lib/amp/dependencies/maruku/structures_inspect.rb,
lib/amp/support/support.rb

Instance Method Summary collapse

Instance Method Details

#delete_range(range) ⇒ Object

Deletes the given range from the array, in-place.



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# File 'lib/amp/support/support.rb', line 624

def delete_range(range)
  newend =   (range.end < 0)   ? self.size + range.end : range.end
  newbegin = (range.begin < 0) ? self.size + range.begin : range.begin
  newrange = Range.new newbegin, newend
  pos = newrange.first
  newrange.each {|i| self.delete_at pos }
  
  self
end

#inspect_more(compact, join_string, add_brackets = true) ⇒ Object 



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# File 'lib/amp/dependencies/maruku/structures_inspect.rb', line 36

def inspect_more(compact, join_string, add_brackets=true)
  s  = map {|x| 
    x.kind_of?(String) ? x.inspect : 
    x.kind_of?(MaRuKu::MDElement) ? x.inspect(compact) : 
    (raise "WTF #{x.class} #{x.inspect}")
  }.join(join_string)
  
  add_brackets ? "[#{s}]" : s
end

#second ⇒ Object

Returns the second item in the array

Returns:

  • (Object) —

    the second item in the array



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# File 'lib/amp/support/support.rb', line 621

def second; self[1]; end

#short_hex ⇒ Object Also known as: short 



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# File 'lib/amp/support/support.rb', line 638

def short_hex
  map {|e| e.short_hex }
end

#sum(identity = 0, &block) ⇒ Array

Sums all the items in the array.

From activesupport-2.3.5, activesupport/lib/active_support/core_ext/enumerable.rb, line 57

Returns:

  • (Array) —

    the items summed



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# File 'lib/amp/support/support.rb', line 609

def sum(identity=0, &block)
  if block_given?
    map(&block).sum(identity)
  else
    inject { |sum, element| sum + element } || identity
  end
end

#to_hash ⇒ Object 



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# File 'lib/amp/support/support.rb', line 634

def to_hash
  inject({}) {|h, (k, v)| h[k] = v; h }
end