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* lib/complex.rb (Complex#==): should not raise error by type

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mismatch.

* lib/rational.rb (Rational#==): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3451 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2003-02-06 09:49:12 +00:00
parent 9a4c662771
commit 117b4df7c7
3 changed files with 29 additions and 9 deletions
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28
lib/rational.rb
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@ -92,7 +92,7 @@ class Rational < Numeric
elsif a.kind_of?(Float)
Float(self) + a
else
x , y = a.coerce(self)
x, y = a.coerce(self)
x + y
end
end
@ -107,7 +107,7 @@ class Rational < Numeric
elsif a.kind_of?(Float)
Float(self) - a
else
x , y = a.coerce(self)
x, y = a.coerce(self)
x - y
end
end
@ -122,7 +122,7 @@ class Rational < Numeric
elsif a.kind_of?(Float)
Float(self) * a
else
x , y = a.coerce(self)
x, y = a.coerce(self)
x * y
end
end
@ -138,7 +138,7 @@ class Rational < Numeric
elsif a.kind_of?(Float)
Float(self) / a
else
x , y = a.coerce(self)
x, y = a.coerce(self)
x / y
end
end
@ -161,7 +161,7 @@ class Rational < Numeric
elsif other.kind_of?(Float)
Float(self) ** other
else
x , y = other.coerce(self)
x, y = other.coerce(self)
x ** y
end
end
@ -184,6 +184,18 @@ class Rational < Numeric
end
end
def == (other)
if other.kind_of?(Rational)
@numerator == other.numerator and @denominator == other.denominator
elsif other.kind_of?(Integer)
self == Rational.new!(other, 1)
elsif other.kind_of?(Float)
Float(self) == other
else
other == self
end
end
def <=> (other)
if other.kind_of?(Rational)
num = @numerator * other.denominator
@ -200,9 +212,11 @@ class Rational < Numeric
return self <=> Rational.new!(other, 1)
elsif other.kind_of?(Float)
return Float(self) <=> other
else
x , y = other.coerce(self)
elsif defined? other.coerce
x, y = other.coerce(self)
return x <=> y
else
return nil
end
end