Module: Comparable

Included in:

Numeric, String

Defined in:

mrblib/string.rb,
mrblib/compar.rb

Overview

Instance Method Summary (collapse)

• - (Object) <(other)

  Return true if self is less than other.

• - (Object) <=(other)

  Return true if self is less than or equal to other.

• - (Object) ==(other)

  Return true if self is equal to other.

• - (Object) >(other)

  Return true if self is greater than other.

• - (Object) >=(other)

  Return true if self is greater than or equal to other.

• - (Boolean) between?(min, max)

  Return true if self is greater than or equal to min and less than or equal to max.

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# File 'mrblib/compar.rb', line 13

def < other
  cmp = self <=> other
  if cmp.nil?
    raise ArgumentError, "comparison of #{self.class} with #{other.class} failed"
  end
  cmp < 0
end

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# File 'mrblib/compar.rb', line 27

def <= other
  cmp = self <=> other
  if cmp.nil?
    raise ArgumentError, "comparison of #{self.class} with #{other.class} failed"
  end
  cmp <= 0
end

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# File 'mrblib/compar.rb', line 41

def == other
  cmp = self <=> other
  cmp == 0
end

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# File 'mrblib/compar.rb', line 52

def > other
  cmp = self <=> other
  if cmp.nil?
    raise ArgumentError, "comparison of #{self.class} with #{other.class} failed"
  end
  cmp > 0
end

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# File 'mrblib/compar.rb', line 66

def >= other
  cmp = self <=> other
  if cmp.nil?
    raise ArgumentError, "comparison of #{self.class} with #{other.class} failed"
  end
  cmp >= 0
end

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# File 'mrblib/compar.rb', line 81

def between?(min, max)
  self >= min and self <= max
end