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|
# pre_ddata_extras.rb
# add arithmetic operators for Float and Fixnum with Dtable
class Float
alias :pre_ddata_add :+
def +(a)
if a.class == Dobjects::Dtable
a+self
else
pre_ddata_add(a)
end
end
alias :pre_ddata_sub :-
def -(a)
if a.class == Dobjects::Dtable
a.neg+self
else
pre_ddata_sub(a)
end
end
alias :pre_ddata_mult :*
def *(a)
if a.class == Dobjects::Dtable
a*self
else
pre_ddata_mult(a)
end
end
alias :pre_ddata_div :/
def /(a)
if a.class == Dobjects::Dtable
a.inv*self
else
pre_ddata_div(a)
end
end
alias :pre_ddata_pow :**
def **(a)
if a.class == Dobjects::Dtable
a.as_exponent_of(self)
else
pre_ddata_pow(a)
end
end
end
class Fixnum
alias :pre_ddata_add :+
def +(a)
if a.class == Dobjects::Dtable
a+self
else
pre_ddata_add(a)
end
end
alias :pre_ddata_sub :-
def -(a)
if a.class == Dobjects::Dtable
a.neg+self
else
pre_ddata_sub(a)
end
end
alias :pre_ddata_mult :*
def *(a)
if a.class == Dobjects::Dtable
a*self
else
pre_ddata_mult(a)
end
end
alias :pre_ddata_div :/
def /(a)
if a.class == Dobjects::Dtable
a.inv*self
else
pre_ddata_div(a)
end
end
alias :pre_ddata_pow :**
def **(a)
if a.class == Dobjects::Dtable
a.as_exponent_of(self)
else
pre_ddata_pow(a)
end
end
end
|
