Contents

class Array

  class SizeMismatch < StandardError; end

  DOT_OPERATIONS =
  {
    :dotplus => :+,
    :dotminus => :-,
    :dotmul  => :*,
    :dotdiv  => :/,
    :dotmod  => :%,
    :dotpow  => :**,
  }

  DOT_OPERATIONS.each { |op, m| define_method(op) { |other| dotop(m, other) } }

protected

  def dotop(op, other)
    raise SizeMismatch unless self.size == other.size
    res = []
    self.each_index { |idx| res << (self[idx].send(op, other[idx])) }
    res
  end

end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
ruby-mext-0.13.0	lib/mext/array/dotop.rb
ruby-mext-0.12.1	lib/mext/array/dotop.rb
ruby-mext-0.12.0	lib/mext/array/dotop.rb
ruby-mext-0.11.1	lib/mext/array/dotop.rb
ruby-mext-0.11.0	lib/mext/array/dotop.rb