class Array - volt-0.9.6 Documentation

sum() click to toggle source

# File lib/volt/extra_core/array.rb, line 2
def sum
  inject(0, :+)
end

to_h() click to toggle source

For some reason .to_h doesn't show as defined in opal, but defined?(:to_h) returns true.

# File lib/volt/extra_core/array.rb, line 8
def to_h
  Hash[self]
end

to_sentence(options={}) click to toggle source

Converts an array to a sentence

# File lib/volt/extra_core/array.rb, line 14
def to_sentence(options={})
  conjunction = options.fetch(:conjunction, 'and')
  comma       = options.fetch(:comma, ',')
  oxford      = options.fetch(:oxford, true) # <- true is the right value

  case size
  when 0
    ''
  when 1
    self[0].to_s
  when 2
    self.join(" #{conjunction} ")
  else
    str = self[0..-2].join(comma + ' ')
    str += comma if oxford
    str += " #{conjunction} " + self[-1].to_s
    str
  end
end