Class: Float

Inherits:

Numeric

• Object
• Numeric
• Float

show all

Includes:

Integral

Defined in:

mrblib/numeric.rb,
src/numeric.c

Overview

Instance Method Summary (collapse)

• - (Object) <<(other)
• - (Object) >>(other)

  mruby special - since mruby integers may be upgraded to floats, floats should be compatible to integers.

Methods included from Integral

#downto, #next, #step, #times, #upto

Methods inherited from Numeric

#+@, #-@, #abs, #quo

Methods included from Comparable

#<, #<=, #==, #>, #>=, #between?

184
185
186
187
188
189
190
191
192
193

# File 'mrblib/numeric.rb', line 184

def << other
  n = self.to_i
  other = other.to_i
  if other < 0
    n >> -other
  else
    other.times { n *= 2 }
    n
  end
end

166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183

# File 'mrblib/numeric.rb', line 166

def >> other
  n = self.to_i
  other = other.to_i
  if other < 0
    n << -other
  else
    other.times { n /= 2 }
    if n.abs < 1
      if n >= 0
        0
      else
        -1
      end
    else
      n.to_i
    end
  end
end